Hoshizaki Modular Crescent Cuber Parts List
This document provides a comprehensive parts list for Hoshizaki Modular Crescent Cuber ice machines. It covers various models and their components, organized by assembly and circuit type.
Models Covered
- KM-350MAJ, MWJ
- KM-520MAJ, MWJ, MRJ, MRZ
- KM-660MAJ, MWJ, MRJ, MRJZ
Auxiliary Codes
Auxiliary codes are derived from the serial number, with the first character indicating the year and the second indicating part changes within that year. Letters in parentheses denote the month. Specific codes are provided for different model series and their corresponding control boards.
- K+ Control Board (2A9678-01): Provides code breakdowns for models KM-350MAJ, KM-520MAJ, KM-660MAJ, and KM-660MWJ.
- Mechanical Bin Control (2A8598G01): Provides code breakdowns for models KM-350MAJ, KM-520MAJ, KM-660MAJ, and KM-660MWJ.
Note About Ordering Parts: Most assemblies cannot be ordered as complete units; parts within assemblies generally must be ordered separately.
A. Main Assembly and Refrigeration Circuit
This section details the components of the main assembly and refrigeration circuit for various Hoshizaki ice maker models.
KM-350MAJ, KM-520MAJ, KM-660MAJ (H-0 to L-1)
| Index No. | Description | Material or Model Number | Part Number | H-0 to L-0(J) | L-0(K) | L-1(J) | L-1(K) | L-1(M) |
|---|---|---|---|---|---|---|---|---|
| 1 | Front Panel | 1A6158G01 | 1 | 1 | 1 | 1 | 1 | |
| 2 | Front Insulation | 3A9354G01 | 1 | 1 | 1 | 1 | 1 | |
| 3 | Louver (includes item 4) | 2A6649A01 | 2 | 2 | 2 | 2 | 2 | |
| 4 | Air Filter | 2A2062G01 | 2 | 2 | 2 | 2 | 2 | |
| 5 | Top Panel | 1A4554-01 | 1 | 1 | 1 | 1 | 1 | |
| 6 | Top Insulation | 3A9353G01 | 1 | 1 | 1 | 1 | 1 | |
| 7 | Right Side Panel | 1A5480-01 | 1 | 1 | 1 | 1 | 1 | |
| 8 | Base Cover | 3A9771-01 | 1 | 1 | 1 | 1 | 1 | |
| *9 | Ultra Sonic Bin Control | KM-350MAJ | 4A6148G01 | 1 | *1 | 1 | 1 | 1 |
| KM-520MAJ | 1 | *1 | 1 | 1 | 1 | |||
| KM-660MAJ | 1 | 1 | 1 | 1 | 1 | |||
| Mechanical Bin Control | KM-350MAJ | 2A8598G01 | *1 | |||||
| KM-520MAJ | *1 | |||||||
| KM-660MAJ | 1 | 1 | 1 | 1 | 1 | |||
| 10 | Mechanical Bin Control Bracket | KM-350MAJ | 3A8283-02 | *1 | ||||
| KM-520MAJ | *1 | |||||||
| KM-660MAJ | 1 | 1 | ||||||
| 10a | Thumbscrews | KM-350MAJ | 415949G08 | *2 | ||||
| KM-520MAJ | *2 | |||||||
| KM-660MAJ | *2 | |||||||
| 11 | Mechanical Bin Control Extention Bracket | KM-350MAJ | 4A5046G01 | *1 | ||||
| KM-520MAJ | *1 | |||||||
| KM-660MAJ | *1 | |||||||
| 11a | Thumbscrews | KM-350MAJ | 415949G08 | *6 | ||||
| KM-520MAJ | *6 | |||||||
| KM-660MAJ | *6 | |||||||
| 12 | Compressor | KM-350MAJ | 4A5090-01 | 1 | 1 | 1 | 1 | 1 |
| KM-520MAJ | 4A4479-01 | 1 | 1 | 1 | 1 | 1 | ||
| KM-660MAJ | 4A5158-01 | 1 | 1 | 1 | 1 | 1 | ||
| 13 | Condenser | KM-350MAJ | 1A4582-01 | 1 | 1 | 1 | 1 | 1 |
| KM-520MAJ | 1A4584-01 | 1 | 1 | 1 | 1 | 1 | ||
| KM-660MAJ | ||||||||
| 14 | Evaporator | 1A4119G01 | 1 | 1 | 1 | 1 | 1 | |
| 15 | Thermostatic Expansion Valve | 4A4008-02 | 1 | 1 | 1 | 1 | 1 | |
| 16 | Thermostatic Expansion Valve Cover | 3A0944-01 | 1 | 1 | 1 | 1 | 1 | |
| 17 | Thermostatic Expansion Valve Bulb Holder | 3A0107-01 | 1 | 1 | 1 | 1 | 1 | |
| 18 | Hose Clamp | 443461-02 | 1 | 1 | 1 | 1 | 1 | |
| 19 | Hot Gas Valve Body | 4A3978-01 | 1 | 1 | 1 | 1 | 1 | |
| 20 | Liquid Line Valve Body | 4A3276-01 | 1 | 1 | 1 | 1 | 1 | |
| 21 | Valve Coil | 4A3277-01 | 2 | 2 | 2 | 2 | 2 | |
| 21a | Bolt | 4A3277F01 | 2 | 2 | 2 | 2 | 2 | |
| 22 | Thermistor | 429006-03 | 1 | 1 | 1 | 1 | 1 | |
| 23 | Thermistor Holder | 427430-01 | 1 | 1 | 1 | 1 | 1 | |
| 24 | Rubber Insulation A | 3A9637-01 | 1 | 1 | 1 | 1 | 1 | |
| 25 | Rubber Insulation B | 3A9638-01 | 1 | 1 | 1 | 1 | 1 | |
| 26 | Fan Motor | 4A3158-01 | 1 | 1 | 1 | 1 | 1 | |
| 27 | Fan Motor Bracket | 2A9618-02 | 1 | 1 | 1 | 1 | 1 | |
| 27a | Hex Bolt | 5x12, SS | 7B0230512 | 4 | 4 | 4 | 4 | 4 |
| 28 | Fan Blade | 4A0197-01 | 1 | 1 | 1 | 1 | 1 | |
| 29 | Strainer | 441569-02 | 1 | 1 | 1 | 1 | 1 | |
| 30 | Drier | 4A1113-01 | 1 | 1 | 1 | 1 | 1 | |
| 31 | High-Pressure Switch | 463180-01 | 1 | 1 | 1 | 1 | 1 | |
| 32 | Heat Exchanger | 2A9117G01 | 1 | 1 | 1 | 1 | 1 |
KM-350MWJ, KM-520MWJ, KM-660MWJ (H-0 to L-2)
| Index No. | Description | Material or Model Number | Part Number | H-0 J-1 to L-0(J) | L-0(K) | L-1 | L-2 |
|---|---|---|---|---|---|---|---|
| 1 | Front Panel | 1A6158G02 | 1 | 1 | 1 | 1 | |
| 2 | Front Insulation | 3A9354G01 | 1 | 1 | 1 | 1 | |
| 3 | Top Panel | 1A4554-01 | 1 | 1 | 1 | 1 | |
| 4 | Top Insulation | 3A9353G01 | 1 | 1 | 1 | 1 | |
| 5 | Right Side Panel | 1A5480-01 | 1 | 1 | 1 | 1 | |
| 6 | Base Cover | 3A9771-01 | 1 | 1 | 1 | 1 | |
| *7 | Ultrasonic Bin Control | KM-350MWJ | 4A6148G01 | 1 | 1 | 1 | 1 |
| KM-520MWJ | 1 | 1 | 1 | 1 | |||
| KM-660MWJ | 1 | 1 | 1 | 1 | |||
| Mechanical Bin Control | KM-660MWJ | 2A8598G01 | 1 | - | |||
| 8 | Mechanical Bin Control Bracket | KM-660MWJ | 3A8283-01 | 1 | - | ||
| 8a | Thumbscrews | KM-660MWJ | 415949G08 | 2 | - | ||
| 9 | Mechanical Bin Control Extention Bracket | KM-660MWJ | 4A5046G01 | 1 | - | ||
| 9a | Thumbscrews | KM-660MWJ | 438220-01 | 6 | - | ||
| 10 | Compressor | KM-350MWJ | 4A5090-01 | 1 | 1 | 1 | 1 |
| KM-520MWJ | 4A4479-01 | 1 | 1 | 1 | 1 | ||
| KM-660MWJ | 4A5158-01 | 1 | 1 | 1 | 1 | ||
| 11 | Condenser | 3A7321-01 | 1 | 1 | 1 | 1 | |
| 12 | Water Regulating Valve | KM-350MWJ | 4A0911-08 | 1 | 1 | 1 | 1 |
| KM-520MWJ | |||||||
| KM-660MWJ | 4A0911-07 | 1 | 1 | 1 | 1 | ||
| 13 | Male Connector | 4A1087-01 | 1 | 1 | 1 | 1 | |
| 14 | Evaporator | 1A4119G01 | 1 | 1 | 1 | 1 | |
| 15 | Thermostatic Expansion Valve | 4A4008-02 | 1 | 1 | 1 | 1 | |
| 16 | Thermostatic Expansion Valve Cover | 3A0944-01 | 1 | 1 | 1 | 1 | |
| 17 | Thermostatic Expansion Valve Bulb Holder | 3A0107-01 | 1 | 1 | 1 | 1 | |
| 18 | Hose Clamp | 443461-02 | 1 | 1 | 1 | 1 | |
| 19 | Hot Gas Valve Body | 4A3978-01 | 1 | 1 | 1 | 1 | |
| 20 | Liquid Line Valve Body | 4A3276-01 | 1 | 1 | 1 | 1 | |
| 21 | Valve Coil | 4A3277-01 | 2 | 2 | 2 | 2 | |
| 22 | Thermistor | 429006-03 | 1 | 1 | 1 | 1 | |
| 23 | Thermistor Holder | 427430-01 | 1 | 1 | 1 | 1 | |
| 24 | Rubber Insulation A | 3A9637-01 | 1 | 1 | 1 | 1 | |
| 25 | Rubber Insulation B | 3A9638-01 | 1 | 1 | 1 | 1 | |
| 26 | Strainer | 441569-02 | 1 | 1 | 1 | 1 | |
| 27 | Drier | 4A1113-01 | 1 | 1 | 1 | 1 | |
| 28 | High-Pressure Switch | 463180-05 | 1 | 1 | 1 | 1 | |
| 29 | Heat Exchanger | 2A8681G01 | 1 | 1 | 1 | 1 | |
| 2A9117G01 | 1 | 1 | 1 | 1 |
KM-520MRJ, KM-520MRJZ, KM-660MRJ, KM-660MRJZ (H-0 to L-1)
| Index No. | Description | Material or Model Number | Part Number | H-0 J-1 to L-1 | 10 | 10 | |
|---|---|---|---|---|---|---|---|
| 1 | Front Panel | 1A6158G02 | 1 | 1 | |||
| 2 | Front Insulation | 3A9354G01 | 1 | 1 | |||
| 3 | Top Panel | 1A4554-01 | 1 | 1 | |||
| 4 | Top Insulation | 3A9353G01 | 1 | 1 | |||
| 5 | Right Side Panel | 1A5480-01 | 1 | 1 | |||
| 6 | Base Cover | 3A9771-01 | 1 | 1 | |||
| 7 | Ultra Sonic Bin Control | 4A6148G01 | 1 | 1 | |||
| 8 | Compressor | KM-520MRJ | 4A4479-01 | 1 | 1 | ||
| KM-520MRJZ | |||||||
| KM-660MRJ | 4A5158-01 | 1 | 1 | ||||
| KM-660MRJZ | |||||||
| 9 | Crankcase Heater | 4A5091-01 | 1 | 1 | |||
| 10 | Receiver Tank | 4A6212-01 | 1 | 1 | |||
| 11 | Evaporator | 1A4119G01 | 1 | 1 | |||
| 12 | Thermostatic Expansion Valve | 4A4008-02 | 1 | 1 | |||
| 13 | Thermostatic Expansion Valve Cover | 3A0944-01 | 1 | 1 | |||
| 14 | Thermostatic Expansion Valve Bulb Holder | 3A0107-01 | 1 | 1 | |||
| 15 | Hose Clamp | 443461-02 | 1 | 1 | |||
| 16 | Hot Gas Valve Body | 4A3978-01 | 1 | 1 | |||
| 17 | Liquid Line Valve Body | 4A3276-01 | 1 | 1 | |||
| 18 | Valve Coil | 4A3277-01 | 2 | 2 | |||
| 18a | Bolt | 4A3277F01 | 2 | 2 | |||
| 19 | Thermistor | 429006-03 | 1 | 1 | |||
| 20 | Thermistor Holder | 427430-01 | 1 | 1 | |||
| 21 | Rubber Insulation A | 3A9637-01 | 1 | 1 | |||
| 22 | Rubber Insulation B | 3A9638-01 | 1 | 1 | |||
| 23 | Strainer | 441569-02 | 1 | 1 | |||
| 24 | Drier | 4A1113-01 | 1 | 1 | |||
| 25 | High-Pressure Switch | 463180-01 | 1 | 1 | |||
| 26 | Liquid Line Coupling | 4A3972G01 | 1 | 1 | |||
| 27 | Discharge Line Coupling | 434136G01 | 1 | 1 | |||
| 28 | Heat Exchanger | 2A8681G01 | 1 | 1 | |||
| 2A9117G01 | 1 | 1 |
B. Water Circuit
This section details the components of the water circuit for Hoshizaki ice maker models.
KM-350M_J, KM-520M_J(Z), KM-660M_J(Z) (H-0 to L-2)
| Index No. | Description | Material or Model Number | Part Number | H-0 to L-2 |
|---|---|---|---|---|
| 1 | Pump Motor Assembly (include items 2 through 8) | 3A9728A01 | 1 | |
| 2 | Pump Flange | 3A2988-01 | 1 | |
| 3 | Pump Gasket | 4A2974-01 | 1 | |
| 4 | Mechanical Seal | 465627-01 | 1 | |
| 5 | Impeller | 433522-01 | 1 | |
| 6 | Pin | 4A0648-01 | 1 | |
| 7 | Pump Housing | 1A5054-01 | 1 | |
| 7a | Screw | 4x20, | 4A3871-01 | 4 |
| 8 | Reducing Pipe | 4A6178-01 | 1 | |
| 9 | Pump Motor Bracket | 1A4670-01 | 1 | |
| 10 | Water Supply Pipe | 4A5216G04 | 1 | |
| 11 | Rubber Gasket | 413854-03 | 1 | |
| 12 | Inlet Water Valve | 3U0111-03 | 1 | |
| 13 | Spray Tube | 1A4571G01 | 1 | |
| 14 | Plug | 4A6394-01 | 2 | |
| 15 | Spray Guide | 1A4581-01 | 2 | |
| 16 | Water Supply Tube | 1A4572G01 | 1 | |
| 17 | Cleaning Valve | 4A5745-01 | 1 | |
| 18 | Cube Guide | 1A4568-01 | 1 | |
| 19 | Float Switch | 4A7080G01 | 1 | |
| 20 | Silicone Hose | L= 140mm | 7730-1114 | 1 |
| 21 | Drain Hose | 1A4579-01 | 1 | |
| 22 | Suction Hose | 433466-01 | 1 | |
| 23 | Bypass Hose | 3A9544-01 | 1 | |
| 24 | Water Hose | 2A8823G01 | 1 | |
| 25 | Water Supply Tee | 3A9429-01 | 1 | |
| 26 | Drain Fitting | 4A5528-02 | 1 | |
| 27 | Joint Pipe | 4A6286-01 | 1 | |
| 28 | Drain Valve | 4A5745-03 | 1 |
C. Control Box Assembly
This section details the components of the control box assembly for Hoshizaki ice maker models.
KM-350M_J, KM-520M_J(Z), KM-660M_J(Z) (H-0 to L-2)
| Index No. | Description | Material or Model Number | Part Number | H-0 J-1 to L-0(J) | L-0(K) | L-1(J) | L-1(K) | L-2 | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Control Board | KM-350MAJ | 2A8242-02 | 1 | 1 | 1 | 1 | *1 | |
| KM-520MAJ | 1 | *1 | 1 | 1 | *1 | ||||
| KM-660MAJ | 1 | 1 | *1 | 1 | *1 | ||||
| KM-350MWJ | 1 | 1 | 1 | 1 | 1 | ||||
| KM-520MWJ | 1 | 1 | 1 | 1 | 1 | ||||
| KM-660MWJ | 1 | 1 | *1 | 1 | 1 | ||||
| KM-520MRJ | 1 | 1 | 1 | 1 | 1 | ||||
| KM-660MRJ | 1 | 1 | 1 | 1 | 1 | ||||
| KM-350MAJ | 2A9678-01 | *1 | 1 | 1 | 1 | 1 | |||
| KM-520MAJ | *1 | 1 | 1 | 1 | 1 | ||||
| KM-660MAJ | *1 | 1 | 1 | 1 | 1 | ||||
| KM-350MWJ | 1 | 1 | 1 | 1 | 1 | ||||
| KM-520MWJ | 1 | 1 | 1 | 1 | 1 | ||||
| KM-660MWJ | *1 | 1 | 1 | 1 | 1 | ||||
| KM-520MRJZ | 1 | 1 | 1 | 1 | 1 | ||||
| KM-660MRJZ | 1 | 1 | 1 | 1 | 1 | ||||
| 1a | Control Board Support | 4A0336-03 | 4 | 4 | 4 | 4 | 4 | ||
| 2 | Ultrasonic Bin Control Board | KM-350MAJ | 4A6149-01 | 1 | 1 | 1 | 1 | *1 | |
| KM-520MAJ | 1 | 1 | *1 | 1 | 1 | ||||
| KM-660MAJ | 1 | 1 | 1 | 1 | 1 | ||||
| KM-350MWJ | 1 | 1 | 1 | 1 | 1 | ||||
| KM-520MWJ | 1 | 1 | 1 | 1 | 1 | ||||
| KM-660MWJ | 1 | 1 | *1 | 1 | 1 | ||||
| KM-520MRJ | 1 | 1 | 1 | 1 | 1 | ||||
| KM-660MRJ | 1 | 1 | 1 | 1 | 1 | ||||
| 2a | Control Board Support | 4A0336-03 | 4 | 4 | |||||
| 3 | Control Transformer | 3A0172-01 | 1 | 1 | 1 | 1 | 1 | ||
| 4 | Control Switch | 4A0985-01 | 1 | 1 | 1 | 1 | 1 | ||
| 5 | Mode Switch | 4A6232-01 | 1 | 1 | 1 | 1 | 1 | ||
| 6 | Compressor Relay | 4A3140-01 | 1 | 1 | 1 | 1 | 1 | ||
| 7 | Pump Motor Capacitor | 5.5MFD, 250VAC | 443192-03 | 1 | |||||
| 4A6435-03 | 1 | 1 | 1 | 1 | 1 | ||||
| 8 | Fan Motor Capacitor | KM-350MAJ | 443192-02 | 1 | |||||
| KM-520MAJ | 4A6435-02 | 1 | 1 | 1 | 1 | 1 | |||
| KM-660MAJ | 5.0MFD, 250VAC | ||||||||
| 9 | Run Capacitor | KM-350M J, KM-520M_J | 35MFD, 440VAC | 3A2005-12 | 1 | 1 | 1 | 1 | 1 |
| KM-660M J, KM-660MRJZ | 40MFD, 440VAC | 3A2005-07 | 1 | 1 | 1 | 1 | 1 | ||
| 10 | Start Capacitor | KM-350M_J, KM-520M_J | 243-292MFP 165VAC | 3A0076-20 | 1 | 1 | 1 | 1 | 1 |
| KM-660M_J, KM-660MRJZ | 243-292MFP 250VAC | 3A0076-21 | 1 | 1 | 1 | 1 | 1 | ||
| 11 | Start Relay | KM-350M J, KM-520M J, KM-660M_J | 4A1107-18 | 1 | 1 | 1 | 1 | 1 | |
| KM-660MRJZ | 4A1107-11 | 1 | 1 | 1 | 1 | 1 | |||
| 12 | Relay (X10=Crankcase Heater Relay) | KM-520MRJ(Z) | 406132-07 | 1 | 1 | 1 | 1 | 1 | |
| KM-660MRJ(Z) | |||||||||
| 13 | In-Line Fuse Holder | 4A6950-01 | 1 | 1 | 1 | 1 | 1 | ||
| 14 | Fuse | 4A0893-07 | 1 | 1 | 1 | 1 | 1 | ||
| 15 | Wire Harness A | 1A4291-02 | 1 | 1 | 1 | 1 | 1 | ||
| 16 | Wire Harness B | 1A4292-01 | 1 | 1 | 1 | 1 | 1 | ||
| 17 | Wire Harness C | KM-520MRJ(Z) | 1A5041-01 | 1 | 1 | 1 | 1 | 1 | |
| KM-660MRJ(Z) |
D. Accessories & Labels
This section details accessories and labels for Hoshizaki ice maker models.
KM-350M_J, KM-520M_J(Z), KM-660M_J(Z) (H-0 to L-2)
| Index No. | Description | Material or Model Number | Part Number | H-0 to L-2 |
|---|---|---|---|---|
| 1 | Hoshizaki Emblem | 4A0560-01 | 1 | |
| 2 | Penguin Label | 475552L02 | 1 | |
| 3 | Universal Brace | 4A0363-01 | 2 | |
| 3a | Hex Head Bolt | 5x12, SS | 7B02-0512 | 2 |
