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Instruction Manual for milwaukee models including: 3651-20, 3651-20 Compact Brushless Speed Impact Driver, Compact Brushless Speed Impact Driver, Brushless Speed Impact Driver, Speed Impact Driver, Impact Driver, Driver
M18 Compact Brushless 1/4" Hex 3-Speed Impact Driver | Milwaukee Tool
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DocumentDocumentSERVICE PARTS LIST BULLETIN NO. 54-26-2885 SPECIFY CATALOG NO. AND SERIAL NO. WHEN ORDERING PARTS REVISED BULLETIN DATE M18TM Compact Brushless 1/4" Hex Impact Driver (3 Speed) CATALOG NO. 3651-20 SERIAL NO. N61A June 2023 WIRING INSTRUCTION See Pages 2 & 3 32(7x) 00 0 EXAMPLE: Component Parts (Small #) Are Included When Ordering The Assembly (Large #). 45 44 41 21 (4x) 31 (2x) 49 19 20 55 42 24 33 51 1 5 2 6 3 7 4 8 20 19 9 54 19 9 20 43 7 8 (2x) 53 21 43 24 56 37 40 38 31 32 48 41 42 44 6 5 4 3 2 1 40 38 37 50 29 30 29 30 FIG. PART NO. DESCRIPTION OF PART NO. REQ. 1 05-92-1010 Retaining Ring (1) 2 45-88-2026 Washer (1) 3 40-50-0056 Spring (1) 4 42-76-0019 Sleeve (1) 5 45-88-1547 Washer (1) 6 --------------- Front Gear Case (1) 7 --------------- Steel Ball (2) 8 --------------- Anvil (1) 9 --------------- Gearbox Mechanism (1) 19 --------------- Gearcase Endcap (1) 20 34-40-0304 O-Ring (1) 21 05-88-0106 M2 x .89 PT Screw (4) 24 --------------- Stator (1) 29 --------------- Belt Clip (1) 30 06-82-2500 6-32 x 5/16 Slt. Pan Hd. T-15 Mach. Sc. (1) 31 06-82-2367 M3 x 38mm Pan Hd. ST T-10 Screw (2) 32 06-82-6351 M3 x 16mm Pan Hd. ST T-10 Screw (7) 33 45-24-9030 Shuttle (1) 37 --------------- Speed Selector Label (1) 38 --------------- Spring Plate (1) 40 --------------- Speed Selector Switch w/ Magnet Assembly (1) 41 --------------- Handle Cover (1) 42 --------------- Handle Support (1) 43 --------------- Main PCBA (1) 44 12-20-9890 Service Nameplate (1) 45 42-55-2407 Contractor Bag (1) 48 14-34-6610 Handle Housing Service Kit (1) 49 14-30-6295 End Cap Service Kit (1) 50 42-70-0950 Belt Clip Kit (1) FIG. PART NO. DESCRIPTION OF PART NO. REQ. 51 14-29-9005 Gearcase/Anvil Service Kit (1) 53 14-20-9330 PCBA/Motor Stator Service Assembly (1) 54 14-34-6615 Gear Box Impacting Service Assembly (1) 55 14-46-9865 Rotor Service Assembly (1) 56 14-46-9870 Speed Selector Switch Service Kit (1) FIG. LUBRICATION Use Type 'J' Grease, No. 49-08-4220 (1 lb. can) Service grease may not be compatable with grease used during manufacturing. 90-95% of the old grease must be removed prior to any new grease being added. 8 Lightly coat front washer surface of anvil with grease, place a dab in the ball cavities of anvil. 51 Coat inside of bushing inside front gearcase with grease. 54 NOTE: Do not wash impact assembly. Use a clean, dry cloth to wipe away any excess grease or contamination. 54 Lightly coat the I.D. of the ring gear and the center of the planet gears of impacting assembly with grease. 55 Coat pinion of rotor assembly with grease. MILWAUKEE TOOL l www.milwaukeetool.com 13135 W. LISBON RD., BROOKFIELD, WI 53005 Drwg. 4 WIRING INSTRUCTIONS (page 1 of 2) STEP 2: Carefully insert rotor into stator. Place rotor/stator in handle half at 15 degrees so rear rotor bearings fit into pocket and stator fits into grooves/ribs of left housing halve. Arrange wires as shown above. STEP 1: Place PCBA firmly and squarely in cavities of left housing halve. STEP 3: Install LED lens into housing halve recess. Route light wire in traps as shown in image above, with black wire above white wire. On-Off Switch STEP 4: Assemble gear box/impact assembly onto rotor pinion. Be sure gear box, rotor and stator are firmly and squarely seated in left housing halve and that the rotor fan has movement. STEP 5: Place on-off switch firmly and squarely in cavity of left housing half. Be sure ribbon wire is tucked in channel, and all previously placed wires are still captured in properly in wire traps and channels. WIRING INSTRUCTIONS (page 2 of 2) Hall Board Shuttle STEP 6: Install shuttle onto on-off switch being sure that top switch tab is captured in the bottom cavity of shuttle. Check for proper shuttle and switch functionality. Speed Selector Slide Battery Terminal Block STEP 7: Place battery terminal block and hall sensor firmly and squarely into cavities of left housing halve. Be sure to capture hall sensor wires in trap as shown. Spring Plate STEP 8: Install spring plate and speed selector slide into left housing halve. STEP 9: Check that all elements of electronics assembly are seated properly and that all wires are pressed completely down in wire traps and channels. Carefully install right housing halve-cover onto left housing halve-support. Watch for pinched wires. Secure with nine housing halve screws. Check functionality of shuttle, on-off switch and speed selector slide before installing battery.