00 0 EXAMPLE: Component Parts (Small #) Are Included When Ordering The (Large #). IMPORTANT NOTE: Gearcase end cap #4 is LEFT HAND THREAD! As an aid to assembly, carefully lower the complete front end of tool (gearcase / impacting system) onto the gearcase end cap. Gently hand tighten front end assembly onto gearcase end cap. Be careful not to cross-thread! Once installed by hand, seat gearcase end cap with a good adjustable wrench using light pressure. Do not over tighten! LEFT HAND THREAD NOTE: Components of the impacting assembly (58) can drop out of the gearcase (54). Care must be taken to hold those elements in place when assembling onto the gearcase end cap (4). 3 4 54 8 75 3 4 9 0 CATALOG NO. 657-0 34-60-075 Retaining Ring 45-88-05 Washer 3 40-50-470 Spring 4 45--657 Sleeve 8 45-88-653 Nylon Washer 9 0-0-00 4.0mm Steel Ball 0 --------------- /4" Hex Anvil 0-0-300 5.0mm Steel Ball 6 0-0-080 4.7mm Steel Ball --------------- Ring Gear 4 44-66-045 Gearcase End Cap with Ball Bearing 5 45-30-653 Rubber Slug 8 6 8-0-657 Field 3 --657 Brush Card 3 45-88-980 Spring Washer 33 05-88-096 M3 x 5mm Pan Hd. T-0 Screw 34 40-50-090 Terminal Block Spring 37 --------------- Belt Clip 38 06-8-030 6-3 x 5/6" Pan Hd. T-5 Mach. Screw 39 --------------- Handle Halve - Left 40 45-4-657 Forward/Reverse Shuttle 47 4-55-657 Carrying Case 48-0-68 Service Nameplate 50 06-8-6 4-0 x 5/8" Pan Hd. Plastite T-0 Screw 8 5 --------------- Handle Halve - Right 5 45-4-658 Speed Selector Slide 53 40-50-35 Spring Plate 54 8-50-657 Gearcase with Bushing 55 4-30-659 Gearcase SERVICE PARTS LIST SPECIFY CATALOG NO. AND SERIAL NO. WHEN ORDERING PARTS M8 /4" Hex Impact Driver - Two Speed 0 6 (x) 9 55 3 4 8 9 0 4 54 6 (x) 50 (8x) 58 6 48 4 78 58 75 6 STARTING SERIAL NO. REVISED BULLETIN BULLETIN NO. 54-6-50 DATE Sept. 07 WIRING INSTRUCTION F7A SEE PAGE Brush Card Assy. L R 7 7 5 39 48 3 33 7 70 50 5 6 3 7 40 5 59 5 53 47 56 NOTE: When replacing Gearcase (55) on serial break A & B tools, Impacting/Anvil (78) must also be ordered. DO NOT attempt to use old anvil and impacting assemblies with new gearcase 56 3-66-658 Electronics - Two Speed Consists of: On-Off, PCBA, LED, Speed Selector and Battery Terminal Block 58 --------------- Impacting 59 6-07-657 Armature 60 4-70-653 Belt Clip 6 06-8-36 4-0 x 3/4" Pan Hd. Plastite T-0 Screw 70 3-44-657 Handle - Two Speed 7 --------------- Leadwire - Black - Right Side 7 --------------- Leadwire - Red - Left Side --------------- Brush Spring - Right --------------- Brush Spring - Left 75 --------------- /4" Hex Anvil 76 4-46-394 Leadwire/Screw/Washer Kit 77 0-0-6 Warning Label (Not Shown) 78 4-46-658 Impacting/Anvil FIG. LUBRICATION (Type 'J' Grease, No. 49-08-40): 0 Lightly coat front washer surface of anvil (0) with grease, place a dab in the ball holes of anvil.,58 Lightly coat the I.D. of the ring gear () and the center of the planet gears of impacting assembly with grease. 54 Coat inside of bushing inside front gearcase with grease. 59 Coat pinion of armature assembly (59) with grease. 60 37 38 37 38 7 5 Rubber Slugs are (4x) per handle halve (8x total) 39 34 3 33 7 3 33 76 7 7
Brush Card Assy. = WIRE TRAPS or GUIDES FIELD L R Model 657-0 Shown LED Brush Card On-Off PCB Insulating Sleeve Battery Connector Block Speed Selector
00 0 EXAMPLE: Component Parts (Small #) Are Included When Ordering The (Large #). IMPORTANT NOTE: Gearcase end cap #4 is LEFT HAND THREAD! As an aid to assembly, carefully lower the complete front end of tool (gearcase / impacting system) onto the gearcase end cap. Gently hand tighten front end assembly onto gearcase end cap. Be careful not to cross-thread! Once installed by hand, seat gearcase end cap with a good adjustable wrench using light pressure. Do not over tighten! LEFT HAND THREAD NOTE: Components of the impacting assembly (58) can drop out of the gearcase (54). Care must be taken to hold those elements in place when assembling onto the gearcase end cap (4). 3 4 54 8 75 3 4 9 0 CATALOG NO. 657-0 34-60-075 Retaining Ring 45-88-05 Washer 3 40-50-470 Spring 4 45--657 Sleeve 8 45-88-653 Nylon Washer 9 0-0-00 4.0mm Steel Ball 0 --------------- /4" Hex Anvil 0-0-300 5.0mm Steel Ball 6 0-0-080 4.7mm Steel Ball --------------- Ring Gear 4 44-66-045 Gearcase End Cap with Ball Bearing 5 45-30-653 Rubber Slug 8 6 8-0-657 Field 3 --657 Brush Card 3 45-88-980 Spring Washer 33 05-88-096 M3 x 5mm Pan Hd. T-0 Screw 34 40-50-090 Terminal Block Spring 37 --------------- Belt Clip 38 06-8-030 6-3 x 5/6" Pan Hd. T-5 Mach. Screw 39 --------------- Handle Halve - Left 40 45-4-657 Forward/Reverse Shuttle 47 4-55-657 Carrying Case 48-0-68 Service Nameplate 50 06-8-6 4-0 x 5/8" Pan Hd. Plastite T-0 Screw 8 5 --------------- Handle Halve - Right 5 45-4-658 Speed Selector Slide 53 40-50-35 Spring Plate 54 8-50-657 Gearcase with Bushing 55 4-30-659 Gearcase SERVICE PARTS LIST SPECIFY CATALOG NO. AND SERIAL NO. WHEN ORDERING PARTS M8 /4" Hex Impact Driver - Two Speed 0 6 (x) 9 55 3 4 8 9 0 4 54 6 (x) 50 (8x) 58 6 48 4 78 58 75 6 STARTING SERIAL NO. REVISED BULLETIN 54-6-50 BULLETIN NO. 54-6-5 DATE Sept. 07 WIRING INSTRUCTION F7B SEE PAGE Brush Card Assy. L R 7 7 5 39 48 3 33 7 70 50 5 6 3 7 40 5 59 5 53 47 56 NOTE: When replacing Gearcase (55) on serial break A & B tools, Impacting/Anvil (78) must also be ordered. DO NOT attempt to use old anvil and impacting assemblies with new gearcase 56 3-66-658 Electronics - Two Speed Consists of: On-Off, PCBA, LED, Speed Selector and Battery Terminal Block 58 --------------- Impacting 59 6-07-657 Armature 60 4-70-653 Belt Clip 6 06-8-36 4-0 x 3/4" Pan Hd. Plastite T-0 Screw 70 3-44-657 Handle - Two Speed 7 --------------- Leadwire - Black - Right Side 7 --------------- Leadwire - Red - Left Side --------------- Brush Spring - Right --------------- Brush Spring - Left 75 --------------- /4" Hex Anvil 76 4-46-394 Leadwire/Screw/Washer Kit 77 0-0-6 Warning Label (Not Shown) 78 4-46-658 Impacting/Anvil FIG. LUBRICATION (Type 'J' Grease, No. 49-08-40): 0 Lightly coat front washer surface of anvil (0) with grease, place a dab in the ball holes of anvil.,58 Lightly coat the I.D. of the ring gear () and the center of the planet gears of impacting assembly with grease. 54 Coat inside of bushing inside front gearcase with grease. 59 Coat pinion of armature assembly (59) with grease. 60 37 38 37 38 7 5 Rubber Slugs are (4x) per handle halve (8x total) 39 34 3 33 7 3 33 76 7 7
Brush Card Assy. = WIRE TRAPS or GUIDES FIELD L R Model 657-0 Shown LED Brush Card On-Off PCB Insulating Sleeve Battery Connector Block Speed Selector
00 0 EXAMPLE: Component Parts (Small #) Are Included When Ordering The (Large #). IMPORTANT NOTE: Gearcase end cap #4 is LEFT HAND THREAD! As an aid to assembly, carefully lower the complete front end of tool (gearcase / impacting system) onto the gearcase end cap. Gently hand tighten front end assembly onto gearcase end cap. Be careful not to cross-thread! Once installed by hand, seat gearcase end cap with a good adjustable wrench using light pressure. Do not over tighten! LEFT HAND THREAD NOTE: Components of the impacting assembly (58) can drop out of the gearcase (54). Care must be taken to hold those elements in place when assembling onto the gearcase end cap (4). 3 4 54 8 75 3 4 9 0 CATALOG NO. 657-0 SERVICE PARTS LIST SPECIFY CATALOG NO. AND SERIAL NO. WHEN ORDERING PARTS M8 /4" Hex Impact Driver - Two Speed 0 6 (x) 9 55 3 4 8 9 0 4 54 6 (x) 50 (8x) 58 6 48 4 6 STARTING SERIAL NO. REVISED BULLETIN 54-6-5 BULLETIN NO. 54-6-5 DATE Sept. 07 WIRING INSTRUCTION F7C SEE PAGE Brush Card Assy. L R 7 7 5 39 48 3 33 7 70 50 5 6 3 7 40 5 59 5 53 47 56 60 37 38 37 38 7 5 Rubber Slugs are (4x) per handle halve (8x total) 39 34 3 33 7 3 33 76 7 7 34-60-075 Retaining Ring 45-88-05 Washer 3 40-50-470 Spring 4 45--657 Sleeve 8 45-88-653 Nylon Washer 9 0-0-070 4.0mm Steel Ball 0 --------------- /4" Hex Anvil 0-0-300 5.0mm Steel Ball 6 0-0-080 4.7mm Steel Ball --------------- Ring Gear 4 44-66-045 Gearcase End Cap with Ball Bearing 5 45-30-653 Rubber Slug 8 6 8-0-657 Field 3 --657 Brush Card 3 45-88-980 Spring Washer 33 05-88-096 M3 x 5mm Pan Hd. T-0 Screw 34 40-50-090 Terminal Block Spring 37 --------------- Belt Clip 38 06-8-030 6-3 x 5/6" Pan Hd. T-5 Mach. Screw 39 --------------- Handle Halve - Left 40 45-4-657 Forward/Reverse Shuttle 47 4-55-657 Carrying Case 48-0-68 Service Nameplate 50 06-8-6350 M3 x 6mm Pan Hd. ST T-0 Screw 8 5 --------------- Handle Halve - Right 5 45-4-658 Speed Selector Slide 53 40-50-35 Spring Plate 54 8-50-657 Gearcase with Bushing «55 4-30-659 Gearcase 56 3-66-658 Electronics - Two Speed Consists of: On-Off, PCBA, LED, Speed Selector and Battery Terminal Block «58 4-46-659 Impacting 59 6-07-657 Armature 60 4-70-653 Belt Clip 6 06-8-36 4-0 x 3/4" Pan Hd. Plastite T-0 Screw 70 3-44-657 Handle - Two Speed 7 --------------- Leadwire - Black - Right Side 7 --------------- Leadwire - Red - Left Side --------------- Brush Spring - Right --------------- Brush Spring - Left «75 4-06-659 /4" Hex Anvil 76 4-46-394 Leadwire/Screw/Washer Kit 77 0-0-6 Warning Label (Not Shown) FIG. LUBRICATION (Type 'J' Grease, No. 49-08-40): 0 Lightly coat front washer surface of anvil (0) with grease, place a dab in the ball holes of anvil.,58 Lightly coat the I.D. of the ring gear () and the center of the planet gears of impacting assembly with grease. 54 Coat inside of bushing inside front gearcase with grease. 59 Coat pinion of armature assembly (59) with grease.
Brush Card Assy. = WIRE TRAPS or GUIDES FIELD L R Model 657-0 Shown LED Brush Card On-Off PCB Insulating Sleeve Battery Connector Block Speed Selector Feel the difference with Milwaukee. Rely only on high-grade power tools on our virtual shelves.