Owner's Manual for AIRMAN models including: AX33u-7, AX38u-7, AX48u-7, AX55u-7, AX-u-7 Series Mini Excavator, AX-u-7 Series, Mini Excavator, Excavator

Airman AX33 38 48 55 Mini Excavator Specs

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Airman-AX33-38-48-55-Mini-Excavator-Specs
JAPANESE QUALITY SINCE 1938
Mini-Excavator
Zero Tail Swing Type
AX-u-7 Series
EU Stage V-compliant
AX55u
AX33u-7 AX38u-7 AX48u-7 AX55u-7
AX55u
Hokuetsu Industries Europe B.V.
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Efficency & Comfort
An operating space designed for the ultimate ease of use. Energy-saving systems that contribute to reducing fuel costs. Improved maintainability in every detail. By improving operator ease of use as well as providing advanced functions and high performance for digging, loading, leveling, and other work (utility), we have created a new mini excavator that is certain to satisfy customers.

AX33u-7

Operating weight Capacity
3,330kg 0.08m3
Rubber shoes, 4-pole canopy

AX38u-7

Operating weight Capacity
3,960kg 0.10m3
Rubber shoes, cabin

AX48u-7

Operating weight Capacity
4,770kg 0.11m3
Rubber shoes, 4-pole canopy

AX55u-7

Operating weight Capacity
5,210kg 0.14m3
Rubber shoes, Cabin

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Large working space

The floor leg space has been expanded. Cab specifications also feature a roomier interior space and larger front windshield, for a larger working space. The opening size of the cab door has also been expanded for easier entry and exit.

Fuel efficient powerfull Stage V-compliant engines provide quick cycle times and an efficient hydraulic system
The engines on the AX33U and AX38U-7 do not require any after-treatment device as the rated output is below 19 kW.
The "common rail system"engines on the AX48U and AX55U-7 are fitted with an EGR and muffler filter to reduce Nox and particulate matter.

Smooth collecting work
The small gap between the blade and the bucket improves workability for work such as collecting sand and removing asphalt. On the AX48U and AX55U-7 the blade is now extended.

ECO mode / PWR mode selection
The mode can be easily selected on the multi-monitor.
· ECO (economy) mode :Priority is given to fuel economy, for conserving fuel.
· PWR (power) mode :Priority is given to work, for when excavating power and higher work speeds are needed.
The engine speed can be adjusted to the required speed using the engine control dial.

Automatic idling function

When the operating lever is left in the neutral position for 4 seconds, the engine automatically switches to the idling speed to help reduce fuel consumption and noise.

Engine speed Rated speed

Lower fuel consumption and noise

Idling

Work time

Work interrupted Neutral position Work resumed
Work interrupted Neutral position Work resumed

Hydraulic pilot type control system
The pilot levers have been positioned for ergonomic performance, and the levers are highly rated for their precision operability. The use of a hydraulic pilot system for all controls reduces the required lever operating force.

Automatic idling stop function (optional)
This energy-saving system automatically stops the engine when it has been idling continuously for a long period of time. The time before the engine stops can be selected (3 minutes, 5 minutes, 10 minutes, or 15 minutes).
High visibility multi-monitor
A display that communicates the fuel level, coolant temperature, warning lamps, and other machine status information to the operator is installed at the front right.

Fast & smooth multi-axis operations
· The AX33u/38u delivers even greater work efficiency with an improved combination of our popular 3-pump hydraulic system and arm regeneration circuit.
· The AX48u/55u delivers even greater work efficiency with an improved combination of a hydraulic circuit "AHCS" and arm regeneration circuit.

Display items

· Coolant temperature gauge · Work light indicator

· Fuel gauge

· Engine indicators

· Hour meter

· Overheat indicator

· Clock

· Engine oil pressure indicator

· Travel mode indicator

· Charge indicator

· Fuel level indicator

Travel speed selector switch
A pushbutton travel speed selector switch is installed on the blade lever. It allows smooth changes in travel speed while operating the blade.
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Automatic speed change system for high-speed travel
When the machine encounters a slope or other high load during high-speed travel, it automatically shifts to low speed, then restores high speed when the load decreases.

Comfortable Operation
A large operator space in bright new colors has been created for operator relaxation and comfort.

Dependable Safety The design gives top priority to safety, including ROPS/OPG capabilities and operator lever locks.

On this specific picture the AX55U-7 full spec machine is visible, equipped with Airco and auxiliary function levers (proportional) to control the attachments.

ROPS OPG 4-pole canopy and cabin
This structure protects the operator wearing a seat belt in the event that the machine rolls over. The structure conforms to the ROPS (Roll-Over Protective Structure) safety standard. The cab also satisfies the OPG top guard safety standard (standard for operator protective structures) to protect operators from falling objects.

On the AX48U and AX55U-7 the EGR & Muffler Filter system Failure Indicators and the manual regeneration switch are situated next to the monitor.

Good all around visibility

Vibration-damping floor mounting structure
Larger vibration-damping rubber is used in the floor mounts to provide a large improvement in operator comfort.
Vibration damping rubber

Secure locks for all operating levers
The use of hydraulic pilot type operating levers allows all levers to be securely locked. A neutral engine start mechanism permits engine start only when the lock lever is locked.

Foot step for easy entry and exit
A foot step provides a lower entry position. The low step makes it easier to enter and exit the vehicle.

Turning/travel parking brakes are equipped as standard.
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Easy Maintenance

Wide opening cover
With a wide radiator side cover that can be easily opened with a latch, as well as our popular sliding-type engine cover that improves maintenance convenience in small spaces, the daily maintenance is easier than ever.

Fuel filter

Air filter

Reserve tank

Engine oil filter

Water separator

Fuel tank

Tiltable cabin
Tiltable cabine allows easy access to the machines main components.

Battery disconnect switch
The battery disconnect switch allows maintenance to be done in a save way.

Parallel radiator and oil cooler layout

The radiator and oil cooler layout has been changed from a series layout to a parallel layout, improving both cleaning convenience and cooling performance.

Engine Radiator Oil cooler

Anti-clogging radiator and oil cooler
The corrosion-resistant aluminum radiator and oil cooler utilize a wavy fin structure. This structure reduces cooling fan clogging and allows easy cleaning.
Self-lubricating bushing
Our proven self-lubricating bushing is used in the front pin joint. Grease supply interval: Dailly

Split-type floor mat
A split-type floor mat is used, allowing the floor part to be separately removed and cleaned. The pattern shapes have also been improved to make sweeping out the cab easier.
Mud splash resistant truck frame
The undercarriage resists mud packing and allows any accumulated mud to be easily removed. This allows post-work cleaning to be completed much faster.
Cross Mud section
drawing

Integrated swing post pin
A large integrated pin for the swing post is used, reducing the occurrence of looseness.

Reinforced V-shaped boom cylinder guard
The V-shaped guard has been reinforced to prevent damage to the boom cylinder. Two mounting bolts are used to improve strength and prevent looseness.

D-shape frame to protect the body from impact
A frame with a D-shape cross section and improved vertical rigidity protects the operator's body in the event of an impact.
Cross section drawing
Impact Impact

Tough blade
A box-section structure is used for the stays to provide greater overall blade reliability. Openings in the stays improve the flow of dirt.

Opening

Durable flat-bottom bucket

Maintenance-free turning speed reducer (type lubricated by hydraulic oil) Grease bath-type turning gear Grease supply interval: Every 500 hours Hydraulic oil change Oil change interval: Every 2,000 hours

Side plate
Welds Bucket bottom plate

Standard equipment with the AXu series includes a flat-bottom bucket that resists wear to the welds of the bucket bottom plate.

Wear plate
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High durability rubber shoes

Rubber shoes with a steel core Cross section drawing

High hardness rubber

shape provide superior durability.

Steel core

Pressure

Rubber

Curb

* Action force is diverted to reduce

cracking.

The figure shows the AX33u/38u structure.

SPECIFICATIONS AX33u/38u-7

ENGINE
Model...................................................................... Yanmar 3TNV88 Type......................................... 4-cycle water-cooled, direct injection No. of cylinders................................................................................ 3 Rated power
ISO 14396, net .................................. 18.8 kW at 2,400 min -1 (rpm) ISO 9249, net .................................... 18.8 kW at 2,400 min -1 (rpm) SAE J1349, net ................................. 18.8 kW at 2,400 min -1 (rpm) Maximum torque.................................. 91.6 Nm at 1,000 min -1 (rpm) Piston displacement .............................................................. 1.642 L Bore and stroke ....................................................... 80 mm x 90 mm Battery..................................................................... 1 x 12 V / 55 Ah

HYDRAULIC SYSTEM
HYDRAULIC SYSTEM Main pumps .................. 2 variable displacement axial piston pumps
................................................................... 1 gear pump Maximum oil flow...................................................... 2 x 38.4 L/min
....................................................... 1 x 22.8 L/min Pilot pump .................................................................... 1 gear pump
Maximum oil flow............................................................ 10.8 L/min
Hydraulic Motors Travel.......................... 2 variable displacement axial piston motors Swing............................................................... 1 axial piston motor
Relief Valve Settings Implement circuit ....................................... 24.5 MPa (250 kgf/cm2) Swing circuit .............................................. 16.7 MPa (170 kgf/cm2) Travel circuit .............................................. 24.5 MPa (250 kgf/cm2) Pilot circuit ..................................................... 3.9 MPa (40 kgf/cm2)

Hydraulic Cylinders

Quantity

Boom canopy

1

Boom cabin

1

Arm

1

Bucket

1

Blade

1

Boom swing

1

Bore 80 mm 80 mm 70 mm 65 mm 85 mm 85 mm

Rod diameter Stroke

45 mm (50) 579 mm (576)

45 mm (50) 563 mm (564)

40 mm (45) 546 mm (597)

40 mm

435 mm

45 mm (50) 135 mm (140)

45 mm

525 mm

Figures between (...) are the data on the AX38U-7.

SERVICE REFIL CAPACITIES
Fuel tank.................................................................................. 42.0 L Engine coolant........................................................................... 3.9 L Engine oil................................................................................... 7.2 L Travel device (each side) .......................................................... 0.6 L Hydraulic system ..................................................................... 56.0 L Hydraulic oil tank ..................................................................... 32.0 L

FRONT ATTACHMENTS BACKHOE BUCKETS

ISO 7451 capacity

Width

Without side cutters

With side cutters

0.08 m3

400 mm

450 mm

0.09 m3

450 mm

500 mm

0.10 m3

500 mm

550 mm

0.11 m3

550 mm

600 mm

Arm crowd force

Bucket digging force

A: General digging B: Light-duty digging C: Loading

No. of teeth
3 4 4 4

UPPERSTRUCTURE Revolving Frame D-section frame for resistance to deformation
Swing Device Axial piston motor with planetary reduction gear is lubricated by hydraulic oil. Swing circle is single-low. Swing parking brake is spring-set/hydraulic-released disc type. Swing speed ............................................................... 9.1 min-1 (rpm) Swing torque ................................................... 5.1 kN·m (558 kgf·m)
Operator's Cab Independent spacious cabin, 1,049 mm wide by 1,611 mm high, conforming to ISO* Standards. Reinforced glass windows on 4 sides for visibility. Front windows (upper and lower) can be opened. Reclining seat. * International Standardization Organization

UNDERCARRIAGE Tracks Tractor-type undercarriage. Weldedtrack frame using selected materials. Side frame welded to track frame.
Numbers of Rollers and Shoes on Each Side Upper rollers .................................................................................. 1 Lower rollers .................................................................................. 4
Travel Device Each track driven by 2-speed axial piston motor. Parking brake is spring-set/hydraulic-released disc type. Automatic transmission system ......................................... High-Low
Travel speeds .................................................. High : 0 to 4.3 km/h ...................................................... Low : 0 to 2.8 km/h
Maximum traction force ....................................... 27 kN (2,750 kgf) Gradeability ....................................... 58% (30-degree) continuous

WEIGHTS AND GROUND PRESSURE AX33u-7 equipped with 2.28 m boom, 1.52 m arm and 0.08m 3 bucket (ISO heaped). AX38u-7 equipped with 2.47m boom, 1.72 m arm and 0.10 m3 bucket (ISO heaped).

AX33u-7 Operating Ground
weight pressure 4-Poles Canopy version
300 mm rubber shoes 3,330 kg* 30 kPa*

AX38u-7 Operating Ground
weight pressure
3,790 kg* 34 kPa*

300 mm steel shoes

3,470 kg* 31 kPa* 3,930 kg* 35 kPa*

Cabin version

300 mm rubber shoes 3,510 kg* 32 kPa* 3,960 kg* 36 kPa*

300 mm steel shoes

3,650 kg* 33 kPa* 4,100 kg* 37 kPa*

* AX33u-7: including 0.08 m 3 (ISO heaped) bucket weight (67 kg) ,additional counterweight (190 kg). * AX38u-7: including 0.10 m 3 (ISO heaped) bucket weight (76 kg),additional counterweight (230 kg).

Weight
67 kg 73 kg 76 kg 80 kg

Front Attachment

AX33u-7 arm

AX38u-7 arm

1.17m

1.52m

1.32m

1.72m

A

A

A

A

A

A

A

A

A

B

A

A

B

C

A

B

16.9 kN

14.6 kN

19.0 kN

16.9 kN

27.2 kN

27.1 kN

LIFTING CAPACITIES
Notes: 1. Ratings are based on ISO 10567. 2. The lifting capacity of the AX series does not exceed 75% of the tipping load with the machine on rm, level ground or 87% full hydraulic capacity. 3. The load point is a hook (not standard equipment) located on the back of the bucket. 4. *Indicates load limited by hydraulic capacity. 5. 0 m = Ground.

A
B C

A: Load radius B: Load point height C: Lifting capacity

AX33u-7 Cabin Version, Blade above Ground

Rating over-front

Rating over-side or 360 degrees Unit: 1,000 kg

Conditions
Boom 2.28 m Arm 1.52 m Additional counterweight 190 kg Rubber shoe 300 mm

Load point height
m
3 2 1 0 (Ground) -1 - 2

1.0 m

*1.47

*1.47

2.0 m

Load radius

3.0 m

*1.48 1.49 *1.51

*0.86

0.82

1.06

0.78

1.06

0.78

1.10

0.67 0.62 0.59 0.58

4.0 m

0.55

0.43

0.53

0.41

0.52

0.40

At max. reach

meter

0.57

0.44

3.97

0.48

0.37

4.39

0.45

0.34

4.50

0.47

0.36

4.33

0.55

0.42

3.84

0.89

0.67

2.80

AX33u-7 Cabin Version, Blade on Ground

Conditions
Boom 2.28 m Arm 1.52 m Additional counterweight 190 kg Rubber shoe 300 mm

Load point height
m
3 2 1 0 (Ground) -1 - 2

1.0 m

*1.47

*1.47

Rating over-front

Rating over-side or 360 degrees Unit: 1,000 kg

2.0 m

Load radius

3.0 m

4.0 m

At max. reach

*1.48 *2.38 *1.51

*0.86

*1.19

1.06

*1.4

1.06

*1.35

1.10

0.66 0.62 0.59 0.58

*0.78 *0.89 *0.96

*0.62

0.43

*0.60

0.41

*0.64

0.40

*0.75

*0.9

*0.9

meter

0.44

3.97

0.37

4.39

0.34

4.50

0.36

4.33

0.42

3.84

0.67

2.80

AX38u-7 Cabin Version, Blade above Ground

Conditions
Boom 2.47 m Arm 1.72 m Additional counterweight 230 kg Rubber shoe 300 mm

Load point height
m
3 2 1 0 (Ground) -1 -2

1.0 m

*1.43 *2.40

*1.43 *2.40

Rating over-front

Rating over-side or 360 degrees Unit: 1,000 kg

2.0 m

Load radius

3.0 m

4.0 m

At max. reach

meter

0.64

0.60

0.55

0.52

4.37

*0.85

*0.85

0.63

0.59

0.48

0.45

4.76

0.93

0.86

0.61

0.57

0.45

0.42

4.87

*1.42

*1.42

0.88

0.81

0.58

0.55

0.46

0.43

4.73

1.66

1.49

0.87

0.80

0.58

0.54

0.52

0.49

4.31

1.69

1.52

0.88

0.81

0.72

0.67

3.48

AX38u-7 Cabin Version, Blade on Ground

Conditions

Load point height
m

1.0 m

Boom 2.47 m Arm 1.72 m Additional counterweight 230 kg Rubber shoe 300 mm

3 2 1 0 (Ground) -1 -2

*1.43 *2.40

*1.43 *2.40

Rating over-front

Rating over-side or 360 degrees Unit: 1,000 kg

2.0 m

Load radius

3.0 m

4.0 m

At max. reach

*1.42 *2.34 *2.17

*1.42 1.49 1.52

*0.85 *1.25 *1.54 *1.56 *1.26

*0.85 0.86 0.81 0.80 0.81

*0.71 *0.78 *0.93 *1.05 *1.04

0.60 0.59 0.57 0.55 0.54

*0.64 *0.63 *0.67 *0.76 *0.91 *0.95

meter

0.52

4.37

0.45

4.76

0.42

4.87

0.43

4.73

0.49

4.31

0.68

3.48

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SPECIFICATIONS AX48u/55u-7

ENGINE
Model...................................................................... Yanmar 4TNV88 Type......................................... 4-cycle water-cooled, direct injection No. of cylinders................................................................................ 4 Aspiration....................................................................... Cooled EGR Aftertreatment................................................................ Muffler Filter Rated power
ISO 14396, net .................................. 29,1 kW at 2,400 min -1 (rpm) ISO 9249 / SAE J1349, net..................27,1 kW at 2,400 min -1 (rpm) Maximum torque.................................135.8 Nm at 1,560 min -1 (rpm) Piston displacement .............................................................. 2.189 L Bore and stroke ....................................................... 88 mm x 90 mm Battery..................................................................... 1 x 12 V / 72 Ah

HYDRAULIC SYSTEM
Hydraulic Pumps Main pumps .................... 1 variable displacement axial piston pump
Maximum oil flow....................................................... 1 x 120 L/min Pilot pump .................................................................... 1 gera pump
Maximum oil flow............................................................ 12.0 L/min
Hydraulic Motors Travel.......................... 2 variable displacement axial piston motors Swing............................................................... 1 axial piston motor
Relief Valve Settings Implement circuit ....................................... 24.5 MPa (250 kgf/cm2) Swing circuit .............................................. 18.3 MPa (187 kgf/cm2) Travel circuit .............................................. 24.5 MPa (250 kgf/cm2) Pilot circuit .................................................. 5.9 MPa (60.2 kgf/cm2)

Hydraulic Cylinders

Quantity

Boom

1

Arm

1

Bucket

1

Blade

1

Boom swing

1

Bore

Rod diameter Stroke

90 mm (95) 55 mm

699 mm

80 mm

50 mm

698 mm (731)

70 mm (75) 40 mm (45) 551 mm

105 mm

50 mm

140 mm

90 mm

50 mm

666 mm

Figures between (...) are the data on the AX55U-7.

SERVICE REFIL CAPACITIES
Fuel tank.................................................................................. 70.0 L Engine coolant........................................................................... 4.7 L Engine oil................................................................................... 8.6 L Travel device (each side) .......................................................... 0.9 L Hydraulic system ..................................................................... 66.0 L Hydraulic oil tank ..................................................................... 42.0 L

FRONT ATTACHMENTS BACKHOE BUCKETS

ISO 7451 capacity

Width

Without side cutters

With side cutters

0.11 m3

450 mm

500 mm

0.13 m3

500 mm

550 mm

0.14 m3

550 mm

600 mm

0.16 m3

600 mm

650 mm

Arm crowd force

Bucket digging force

A: General digging B: Light-duty digging C: Loading

No. of teeth
3 4 4 4

UPPERSTRUCTURE Revolving Frame D-section frame for resistance to deformation
Swing Device Axial piston motor with planetary reduction gear is lubricated by hydraulic oil. Swing circle is single-low. Swing parking brake is spring-set/hydraulic-released disc type. Swing speed ............................................................... 9.0 min-1 (rpm) Swing torque ................................................... 8.6 kN·m (877 kgf·m)
Operator's Cab Independent spacious cabin, 1,049 mm wide by 1,611 mm high, conforming to ISO* Standards. Reinforced glass windows on 4 sides for visibility. Front windows (upper and lower) can be opened. Reclining seat. * International Standardization Organization

UNDERCARRIAGE Tracks Tractor-type undercarriage. Weldedtrack frame using selected materials. Side frame welded to track frame.
Numbers of Rollers and Shoes on Each Side Upper rollers .................................................................................. 1 Lower rollers .................................................................................. 4
Travel Device Each track driven by 2-speed axial piston motor. Parking brake is spring-set/hydraulic-released disc type. Automatic transmission system ......................................... High-Low
Travel speeds .................................................. High : 0 to 4.2 km/h ...................................................... Low : 0 to 2.5 km/h
Maximum traction force .................................... 38.3 kN (3,905 kgf) Gradeability ....................................... 58% (30-degree) continuous

WEIGHTS AND GROUND PRESSURE AX48u-7 equipped with 2.68 m boom, 1.69 m arm and 0.11 m 3 bucket (ISO heaped). AX55u-7 equipped with 2.85 m boom, 1.69 m arm and 0.14 m3 bucket (ISO heaped).

AX48u-7 Operating Ground
weight pressure 4-Poles Canopy version
300 mm rubber shoes 4,770 kg* 27 kPa*

AX55u-7 Operating Ground
weight pressure
5,080 kg* 29 kPa*

300 mm steel shoes

4,880 kg* 28 kPa* 5,190 kg* 29 kPa*

Cabin version

300 mm rubber shoes 4,900 kg* 28 kPa* 5,210 kg* 29 kPa*

300 mm steel shoes

5,010 kg* 28 kPa* 5,320 kg* 30 kPa*

* AX48u-7: including 0.11 m 3 (ISO heaped) bucket weight (96 kg), additional counterweight (200 kg). * AX55u-7: including 0.14 m 3 (ISO heaped) bucket weight (109 kg), additional counterweight (200 kg).

Weight
96 kg 104 kg 109 kg 113 kg

Front Attachment

AX48u-7 arm

AX55u-7 arm

1.38 m

1.69 m

1.38 m

1.69 m

A

A

A

A

A

B

A

A

A

C

A

A

C

C

A

B

24.0 kN

21.0 kN

24.0 kN

21.0 kN

32.1 kN

36.8 kN

36.9 kN

LIFTING CAPACITIES
Notes: 1. Ratings are based on ISO 10567. 2. The lifting capacity of the AX series does not exceed 75% of the tipping load with the machine on rm, level ground or 87% full hydraulic capacity. 3. The load point is a hook (not standard equipment) located on the back of the bucket. 4. *Indicates load limited by hydraulic capacity. 5. 0 m = Ground.

A
B C

A: Load radius B: Load point height C: Lifting capacity

AX48u-7 Cabin Version, Blade above Ground

Conditions
Boom 2.68 m Arm 1.69 m Additional counterweight 200 kg Rubber shoe 400 mm

Load point height
m

1.0 m

3 2 1 0 (Ground) -1 - 2

*1.92

*1.92

2.0 m

*2.58

2.07

*2.63

2.12

Rating over-front

Load radius 3.0 m

4.0 m

*0.98

0.82

*1.44

1.22

0.98

0.79

1.44

1.13

0.93

0.75

1.39

1.08

0.91

0.72

1.38

1.07

0.90

0.71

1.41

1.09

Rating over-side or 360 degrees Unit: 1,000 kg

5.0 m

0.68

0.55

0.67

0.54

0.66

0.53

At max. reach

meter

0.74

0.60

4.80

0.66

0.53

5.13

0.63

0.51

5.21

0.65

0.52

5.04

0.74

0.59

4.60

1.00

0.80

3.76

AX48u-7 Cabin Version, Blade on Ground

Conditions
Boom 2.68 m Arm 1.69 m Additional counterweight 200 kg Rubber shoe 400 mm

Load point height
m

1.0 m

3 2 1 0 (Ground) -1 - 2

*1.92

*1.92

2.0 m

*2.58

2.07

*2.63

2.12

Rating over-front

Load radius 3.0 m

4.0 m

*0.98

0.82

*1.44

1.22 *1.14

0.79

*2.01

1.13 *1.35

0.75

*2.25

1.08 *1.47

0.72

*2.12

1.07 *1.40

0.71

*1.60

1.09

Rating over-side or 360 degrees Unit: 1,000 kg

5.0 m

*1.01

0.55

*1.07

0.54

*1.08

0.53

At max. reach

*0.85 *0.86 *0.92 *1.06 *1.09 *1.07

meter

0.60

4.80

0.53

5.13

0.51

5.21

0.52

5.04

0.59

4.60

0.80

3.76

AX55u-7 Cabin Version, Blade above Ground

Conditions
Boom 2.85 m Arm 1.69 m Additional counterweight 200 kg Rubber shoe 400 mm

Load point height
m

1.0 m

4 3 2 1 0 (Ground) -1 - 2

*1.81 *2.82

*1.81 *2.82

2.0 m

*2.28 *3.25

*2.28 2.49

Rating over-front

Load radius 3.0 m

4.0 m

*1.61 1.61 1.56 1.56 1.58

*0.99

*1.03

1.42

1.10

1.32

1.05

1.27

1.02

1.26

1.01

1.28

1.03

0.96 0.95 0.92 0.88 0.85 0.84 0.86

Rating over-side or 360 degrees Unit: 1,000 kg

5.0 m

0.79

0.66

0.78

0.65

0.76

0.64

0.75

0.62

At max. reach

*0.78 *0.72 0.70 0.68 0.70 0.78 1.01

*0.78 0.66 0.59 0.57 0.58 0.65 0.84

meter
4.40 5.03 5.34 5.41 5.26 4.84 4.07

AX55u-7 Cabin Version, Blade on Ground

Conditions
Boom 2.85 m Arm 1.69 m Additional counterweight 200 kg Rubber shoe 400 mm

Load point height
m

1.0 m

4 3 2 1 0 (Ground) -1 - 2

*1.81 *2.82

*1.81 *2.82

2.0 m

*2.28 *3.25

*2.28 2.49

Rating over-front

Load radius 3.0 m

4.0 m

*1.61 *2.26 *2.52 *2.42 *1.96

*0.99 *1.03 1.42 *1.24 1.32 *1.49 1.27 *1.64 1.26 *1.62 1.28 *1.23

0.96 0.95 0.92 0.88 0.85 0.84 0.86

Rating over-side or 360 degrees Unit: 1,000 kg

5.0 m

*0.80

0.66

*1.09

0.65

*1.18

0.64

*1.23

0.62

At max. reach

*0.78 *0.72 *0.72 *0.76 *0.87 *1.08 *1.18

*0.78 0.66 0.59 0.57 0.58 0.65 0.84

meter
4.40 5.03 5.34 5.41 5.26 4.84 4.07

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DIMENSIONS & WORKING RANGES
DIMENSIONS & WORKING RANGES

g h: Boom swing

M

I

f

e

ji k

D

A

N / O

H

G

I

B / L

K

F

E

J

M C

c

d

Ground reference plane b a

DIMENSIONS & WORKING RANGES

Item

Model AX33u-7

Shoe type

Roof type

Canopy Cabin

A: Max. Transport length

mm

4,530 (4,450)

B: Undercarriage width

mm

1,550

C: Overall height

mm

2,480

D: Upperstructure width

mm

1,550

E: Undercarriage lenght

mm

2,110

F: Sprocket center to idler center mm

1,660

DIMENSIONS

G: Distance between undercarriage cent mm

1,250

H: Track shoe width

mm

300

I: Min. Ground clearance

mm

280

J: Parallel blade distance

mm

1,620

K: Blade height

mm

360

L: Blade width

mm

1,550

M: Counterweight clearance mm

550

N: Rear edge length

mm

875

O: Rear edge swing radius

mm

875

a: Max. digging reach

mm

5,170 (4,890)

b: Max. digging reach at ground mm

5,040 (4,750)

c: Max. digging depth

mm

3,130 (2,790)

d: Max. vertical wall

mm

2,530 (2,330)

WORKING RANGES

e: Max. cutting height

mm

f: Max. dumping height

mm

g: Min. swing radius

mm

h: Max. boom swing radius

mm

i: Blade bottom highest position mm

4,700 (4,620) 4,470 (4,420) 3,310 (3,200) 3,100 (3,030) 2,090 (1,970) 2,180 (2,150) 1,680 (1,580) 1,860 (1,820)
360

j: Blade bottom lowest position mm

320

k: Front height at min. swing radius mm 3,560 (3,530) 3,460 (3,440)

l/m: Offset distance

mm 610/735 610/700

Max. Boom-swing angle deg. 72/62

62/62

Figure in ( ) show the machine equipped with a standard arm.

AX38u-7

AX48u-7

Canopy

Rubber shoe Cabin Canopy

Cabin

4,760 (4,640)

5,390 (5,350)

1,740

1,960

2,480

2,530

1,550

1,850

2,110

2,500

1,660

2,000

1,440

1,560

300

400

280

340

1,620

1,820

360

375

1,740

1,960

550

610

980

1,080

980

1,080

5,520 (5,210)

6,060 (5,760)

5,410 (5,080)

5,920 (5,610)

3,460 (3,060)

3,630 (3,320)

2,780 (2,580)

2,880 (2,550)

4,950 (4,870) 4,740 (4,700)

5,820 (5,590)

3,570 (3,460) 3,390 (3,310)

4,140 (3,910)

2,190 (2,080) 2,300 (2,240)

2,370 (2,240)

1,770 (1,670) 1,970 (1,910)

1,860 (1,750)

360

460

400

365

3,760 (3,720) 3,680 (3,640)

4,250

610/735 610/700

690/850

72/62

62/62

80/60

Unit: mm
AX55u-7
Canopy Cabin 5,520 (5,470) 2,000 2,530 1,850 2,500 2,000 1,600 400 340 1,820 375 2,000 610 1,100 1,100 6,260 (5,960) 6,130 (5,820) 3,830 (3,530) 3,140 (2,810) 6,000 (5,750) 4,310 (4,070) 2,300 (2,210) 1,810 (1,730) 460 365 4,380 690/850 80/60

EQUIPMENT

Standard and optional equipment may vary by country, so please consult your AIRMAN dealer for details.

STANDARD EQUIPMENT ENGINE
Auto idle system Cartridge-type engine oil filter Electrical fuel feed pump Fuel main filter Radiator reserve tank Water-separateor for engine fuel
HYDRAULIC SYSTEM Boom anti-drift valve Fuell-flow filter Hydraulic pilot type control levers Pilot control shut-off lever with neutral engine start system
Pilot filter Suction filter Swing parking brake Travel parking brake Two-speed travel system Valve for extra piping

CABIN Air conditioner AM/FM radio Anti-slip plate Armrests Defroster Drink holder Electric horn Floor mat Reclining seat Retractable seat belt ROPS/OPG cab Spare power supply Suspension seat Window washer Wiper
FRONT ATTACHMENTS HN bushing Extra piping 1.52 m long arm (AX33U-7) 1.72 m long arm (AX38U-7) 1.69 m long arm (AX48 to AX55U-7)

OPTIONAL EQUIPMENT ENGINE
Dust-Proof indoor net
HYDRAULIC SYSTEM Hose rupture valve (HRV)
CABIN Auxiliary function lever (AFL) Heater
4-POLE CANOPY Auxiliary function lever (AFL)

FRONT ATTACHMENTS Assist piping 1.17 m STD arm (AX33U-7) 1.32 m STD arm (AX38U-7) 1.38 m STD arm(AX48 to AX55U-7)
UPPERSTRUCTURE Auxiliary overload relief valve (ORV) Pilot accumulator Stack muffler

4-POLE CANOPY Anti-slip plate Armrests Drink holder Electric horn Floor mat Reclining seat Retractable seat belt ROPSD/OPG canopy Spare power supply Suspension seat
UPPERSTRUCTURE Rear view mirror Tool box (AX48 to AX55U-7) 190 kg additional counterweight (AX33U-7) 230 kg additional counterweight (AX38U-7) 200 kg additional counterweight (AX48 to AX55U-7) Auxilliary overload relief valve (ORV)
UNDERCARRIAGE 300 mm rubber shoe (AX33 to AX38U-7) 400 mm rubber shoe (AX48 to AX55U-7)
UNDERCARRIAGE 300 mm grouser shoe (AX33 to AX38U-7) 300 mm pad crawler shoe (AX33 to AX38U-7) 400 mm grouser shoe (AX48 to AX55U-7) 400 mm pad crawler shoe (AX48 to AX55U-7)
MISCELLANEOUS Theft deterrent system*

*Hokuetsu Industries cannot be held liable for theft, any system will just minimize the risk of theft.

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The Airman family from 1.100 kg to 5.500 kg

SAFETY
Operate safely in accordance with the proper operation manual. To prevent trouble and accidents, make sure to perform daily and preventive maintenance checks.
HOKUETSU INDUSTRIES EUROPE B.V.
Aalsmeerderdijk 156 unit J,1438 AX, OUDE MEER, The Netherlands Tel : +31-(0)20-646-2636 Fax : +31-(0)20-646-2191 e-mail : info@hokuetsu.nl URL : http://www.hokuetsu.eu
8th Floor Shinjuku San-Ei Bldg., 22-2 Nishi-Shinjuku 1-Chome, Shinjuku-ku,Tokyo 160-0023 Japan Tel : +81-(0)3-3348-7281 Fax : +81-(03)-3348-7289 e-mail : oversea@airman.co.jp URL : http://www.airman.co.jp
DISTRIBUTOR
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No.1 AX33u_AX55u-6A 04-13



References

Adobe Illustrator 24.1 (Windows) 4-Heights™ PDF Library 3.4.0.6904 (http://www -tools.com)