background image

October 2015 

Figure 7

4. Use 1R359 to remove Keyless drill chuck if it cannot be removed in the previous step.

Gear case

Washer 13

Pin 3.5 (x2)

Lock 

cam

Pin 4 (x6)

Motor bracket

Pin 1.2 (x4)

Change lever

Steel ball 4 (x6)

Carrier complete

Spur gear 11 (x3)

Internal gear 34

Spur gear 14 complete

Pin 3 (x2)

Flat washer 11

Spur gear 15 (x3)

Internal gear 42

Spur gear 13

complete

Spur gear 12 (x4)

Internal gear 35

5. The component of Gear assembly is as follows.

6. Apply a small amount of Makita grease FA No. 2 if needed.

Lock 

ring

9 / 18

Summary of Contents for HP331D

Page 1: ...capacity Wh Voltage V Capacity Ah Weight according to EPTA Procedure 01 2003 kg lbs Cell Li ion Charging time min 50 70 130 with DC10WC 22 30 60 with DC10SA 10 8 HP331D 1 1 2 5 2 1 3 2 9 3 170 Max out...

Page 2: ...October 2015 CORDLESS HAMMER DRIVER DRILL HP331D CORDLESS DRIVER DRILL DF331D CORDLESS DRIVER DRILL DF031D REPAIR MANUAL 2 18...

Page 3: ...ssembling 8 2 2 1 2 Assembling 10 2 2 2 Gear ass y and motor section 10 2 2 2 1 Disassembling 10 2 2 2 2 Assembling 12 2 2 3 Bit installation portion of Gear ass y 13 2 2 3 1 Disassembling 13 2 2 3 2...

Page 4: ...October 2015 1 EXPLODED DIAGRAM Figure 1 4 18...

Page 5: ...October 2015 Figure 2 5 18...

Page 6: ...October 2015 Figure 3 6 18...

Page 7: ...1R003 Retaining ring pliers ST 2N removing Ring spring 10 1R212 A Tip for retaining ring pliers use with 1R003 in order to remove assemble Ring spring 10 1R212 B Plate set with screws 1R231 1 4 Hex s...

Page 8: ...designated with 1 Fix the shorter leg of Hex wrench 8 in the jaws of Drill chuck In order not to break Spindle be sure to put the three circled portions of the tool on a workbench Hit the other end of...

Page 9: ...Motor bracket Pin 1 2 x4 Change lever Steel ball 4 x6 Carrier complete Spur gear 11 x3 Internal gear 34 Spur gear 14 complete Pin 3 x2 Flat washer 11 Spur gear 15 x3 Internal gear 42 Spur gear 13 comp...

Page 10: ...nge1 Forward clockwise rotation until spindle is locked Note Release the trigger of Switch just after Spindle is locked Do not keep on pulling the trigger for longer than one second 5 If you reuse the...

Page 11: ...11 Note Be careful not to lose Compression springs 4 Figure 11 4 Set the speed change lever of Gear ass y 11 to High speed mode Turn DC Motor 12 counterclockwise to pull it out Figure 12 5 Remove Moto...

Page 12: ...ket s protrusion side to the Red mark side of terminal when replacing motors 12 4 Set the Speed change lever of Gear ass y 11 to High speed mode 5 Aligning the Speed change lever of Gear ass y 11 with...

Page 13: ...o as not to pop out Compression spring 13 B Expand the end gap of Ring spring 10 with 1R003 1R212 B and 1R212 A Figure 18 2 Bit holder section can be disassembled as shown in the figure on the left Ri...

Page 14: ...ver of Speed change lever into Compression spring 4 while pushing Speed change lever ass y in the direction of the arrow Push Compression spring 4 with projection of Speed Note Hook one roll of the sp...

Page 15: ...October 2015 2 2 5 LEAF SPRING 2 2 5 1 ASSEMBLING 1 Assemble Leaf spring as shown Figure 23 14 Leaf spring Face projection inside 15 18...

Page 16: ...B 10 20mm if used DC Motor Red mark Resistor B B M2 M1 Terminal Line filter A 10 11mm if used T terminal 24AWG UL1685 AWG16 AWG22 16AWG Straight receptacles With lock 187 t 0 8 LED circuit Flag recept...

Page 17: ...ndex of lead wires sheath Black Red Figure 25 Cutting position of Red lead wire The same surface as the root of Tab terminal Cutting position of Black lead wire The end face of Polyolefin tube AWG Ame...

Page 18: ...on Rib E Rib E Line filter B if used Do not put Lead wires between these Receptacles and Housing L Receptacle Housing set Switch Side view of Switch Pass Lead wire Red between this receptacle and Hous...

Reviews: