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[4] DISASSEMBLY/ ASSEMBLY

[4]-2. Armature (cont.)

1. Remove the end of Torsion springs of Brush holder complete from Carbon brushes and hook them in the notches of 

    metal brush holders, then disconnect Carbon brushes from Commutator by pulling them in the direction of the black 

    arrows. 

    

Note

: Hold the coils of Torsion springs (designated by the white arrows) so as not to remove them from Brush 

               holder complete. 

2. Pull out Armature together with Yoke unit from Brush holder complete.

See 

Fig. 11

 for the disassembly of Armature section.

Fig. 11

Carbon brush

Carbon brush

Brush holder complete

Brush holder complete

Armature

Notch of metal brush holder

Notch of metal brush holder

1

Yoke unit

DISASSEMBLING

2

2

3

Содержание DBN500

Страница 1: ...releasing Trigger then by repeating the steps however cannot be fired if Trigger is not released before repetition of the steps 4 Nail is fired first by pulling Trigger then by bumping Contact arm ag...

Страница 2: ...ng extractor removing Ball bearings 6001ZZ and 6002ZZ Lubricant Isoflex NB52 2 LUBRICANT APPLICATION Fig 1 CAUTION Repair the machine in accordance with Instruction manual or Safety instructions 21 O...

Страница 3: ...TENING TORQUE Fig 2 48 M4x12 Hex socket head bolt 4 pcs 0 88 1 8 N m 111 M5x20 Hex socket head bolt 2 pcs 7 5 9 0 N m 108 M4x6 Hex socket head bolt 2 pcs 2 7 4 2 N m 102 M4x8 Hex socket head bolt 2 pc...

Страница 4: ...ad bolt 2 7 to 4 2 M4x16 Hex socket head bolt 2 7 to 4 2 Cylinder end and Main cylinder M4x16 Hex socket head bolt 2 7 to 4 2 M4x16 Hex socket head bolt 2 7 to 4 2 Plate B and Crank case Sub arm compl...

Страница 5: ...mpression spring 4 Driver guide M4x10 Hex socket head bolt Slide door Slide door 1 Remove two M4x12 Pan head screws 3 Remove Magazine section 5 Remove an module Driver guide Center plate complete and...

Страница 6: ...lift up the center hook of Pusher slightly and carefully without detaching the side hooks of Pusher from Sleeves 2 Remove Pusher from Slide door Fig 4 2 While keep the fitting of Sleeves and the side...

Страница 7: ...hook would be bumped against Slide door Note Stopper is directional and therefore it must be assembled to Pusher as drawn below 2 Disassemble Lock lever section 3 Remove Lock lever from Slide door Fi...

Страница 8: ...groove end of Slide door 3 Insert the center hook of Pusher into the groove end of Slide door 4 Insert the side hooks of Pusher into the slots of Sleeves completely until the hooks stop Assemble Push...

Страница 9: ...move Housing R and then separate Switch unit Fig 9 1 Remove two M4x12 Pan head screws ten Bind PT3x36 Tapping screws and Housing R 2 Remove Switch unit on Switch base Fig 9 M4x12 Pan head screw 2 pcs...

Страница 10: ...r assembly 3 Remove four Bind PT3x16 Tapping screws and Motor housing R from Motor housing L 4 Remove Armature section from Motor housing L See Fig 10 for removing Armature section Fig 10 Motor housin...

Страница 11: ...n the direction of the black arrows Note Hold the coils of Torsion springs designated by the white arrows so as not to remove them from Brush holder complete 2 Pull out Armature together with Yoke uni...

Страница 12: ...ed each other Finally push Armature to Gear assembly while keeping gear engagement firmly 5 Move Connecting rod and Crank to lower dead point and fit an module Motor housing Gear assembly and Main cyl...

Страница 13: ...assembly Refer to Fig 12 of page 11 4 Move the crank portion to the lower dead point and install the module of Motor housing and Main cylinder into Housing L Fig 15 After removing Motor housing set fr...

Страница 14: ...se section 1 Remove two Bind PT4x12 tapping screws 2 Lift up the opposite on Adjuster side of Switch base section 3 Slide the tilted Switch base section in direction of the black arrow to remove it fr...

Страница 15: ...an module of Sub arm and Link arm A Refer to page 18 for the disassembly 3 While holding Top cap by a finger remove two M4x10 Hex socket head bolts and then relieve the holding force carefully to pre...

Страница 16: ...ston A and then separate Pipe 12 from Piston A Connecting rod and thick size O ring 50 can be removed from Piston A 4 Give impacts to Crank case with a plastic hammer Crank portion is removed from Cra...

Страница 17: ...and Compression spring 11 M4x6 Hex socket head bolt 2 7 4 2 N m Arm Center plate Link arm B Cylinder head Valve Gasket A Driver cylinder Gasket B O ring 24 Separator O ring 21 M4x30 Hex socket head bo...

Страница 18: ...r rod Wrench 8 Adjuster Flats of Adjuster rod Adjuster rod Urethane ring 4 Arm Urethane ring 4 Adjuster The module of Adjuster Compression spring 2 Steel ball 2 3 and Adjuster guide See Fig 20 Adjuste...

Страница 19: ...bearing 604ZZ Fig 22 Fig 23 Fig 25 Fig 24 Pin 4 Slider Groove of Valve Retaining ring EXT S 19 Stop ring E 3 Pin 4 Ball bearing 604ZZ Link arm A Compression spring 3 Slider Sub arm 1R291 Refer to Fig...

Страница 20: ...e is effective to Slider 3 When Compression spring 3 is not compressed Slider stops at the proper position to be secured Tighten M4x6 Hex socket head bolt without moving Slider 4 Make sure that Link a...

Страница 21: ...e hole of Driver cylinder for air path using your finger in condition that Driver complete is set in place and check that you cannot push and pull Driver assembly by hand If you can move Driver assemb...

Страница 22: ...nted circuit board for crank angle sensor Printed circuit board for LED Black Red Blue Red Red Switch Controller Sleeve Connectors Sleeve Terminal Brush holder complete Black Black Black Blue Yellow R...

Страница 23: ...bs H Switch for operation mode change Assemble Flag receptacles to Switch so that the lead wires faces toward the direction as drawn above Lead wire of LED circuit must be routed between Ribs A and Ri...

Страница 24: ...ividually Switch unit for Contact arm Lead wire holder A Lead wire holder B Do not slacken Lead wires between Lead wire holder A and Lead wire holder B Place the slacks of Lead wires in this space Wir...

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