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HOW TO DISASSEMBLE THE MAIN UNIT.

3 DISASSEMBLY/ASSEMBLY INSTRUCTIONS

Ref. No. 1A

Procedure 1A

Removal of the housing.

1. Set the hammering/drilling switching lever to the position

and

the speed/blow mode selection lever in between "H" and "S"
position.
2. Loosen the support handle and take it out from the unit.
3. Pluck the chuck cover depressing the chuck handle.
4. Remove 15 housing screws.

For assembling
NOTE :

Make sure to attach the dust preventive clothes or filters on the
housings.

Ref. No. 1B

Procedure 1A

1B

Removal of the motor brush assembly.

1. Loosen 2 screws.

3

EY6813-U1

Summary of Contents for EY6813-U1

Page 1: ...E 6 2002 Matsushita Electric Works Ltd All rights reserved Unauthorized copying and distribution is a violation of law EY6813 U1 5 TRIAL OPERATION after checking TROUBLESHOOTING GUIDE 8 6 EXPLODED VIEW 9 7 REPLACEMENT PARTS LIST 10 Cordless Rotary Hammer SPECIFICATIONS CONTENTS Page Page ORDER NO PTD0212U38C1 F16 ...

Page 2: ...1 SCHEMATIC DIAGRAM 2 WIRING CONNECTION DIAGRAM 2 EY6813 U1 ...

Page 3: ...e speed blow mode selection lever in between H and S position 2 Loosen the support handle and take it out from the unit 3 Pluck the chuck cover depressing the chuck handle 4 Remove 15 housing screws For assembling NOTE Make sure to attach the dust preventive clothes or filters on the housings Ref No 1B Procedure 1A 1B Removal of the motor brush assembly 1 Loosen 2 screws 3 EY6813 U1 ...

Page 4: ... No 2B Procedure 1A 1B 2A 2B Removal of the motor assembly 1 Hitch the brush spring to the frame by something like a forceps and take the motor brush assembly with the switch out from the motor assembly 2 Take out the rotor and the current plate from the motor case For assembling NOTE Make sure to return the spring into the groove of the motor brush Make sure to align the groove of motor case and ...

Page 5: ...it O ring onto the bearing It is little loose 3 Assemble the chuck spring and the chuck spring plate 4 Insert a ball pushing down the chuck spring 5 Insert the reciprocation bearing shaft into the hole of universal coupling Make sure two thrust plates should be set both side of reciprocation bearing shaft one of each NOTE Greasing about 30g into the gear box block especially for the connection are...

Page 6: ...time the battery voltage is less than 24V DC or the usable time is extremely short the battery leaks Check battery for leaks and terminals for corrosion OK CHECK TERMINAL CONNECTIONS BETWEEN NO Repair contacts or MAIN UNIT AND BATTERY PACK replace switch Check for proper terminal contacts or if there is any foreign assembly substances around the battery terminals of battery holder OK CHECK MOTOR N...

Page 7: ...ce Check the wear condition on tooth for change gears intermediate shaft assembly Does not drill CHECK BEARING NO Replace H D Check the condition of bearing for H D handle handle OK CHECK O RING NO Replace spindle Check the wear condition for O rings assembled with assembly striker OK CHECK RECIPROCATION BEARING NO Replace Confirm the coming and going operation when rotating the intermediate shaft...

Page 8: ... strength 240kgf cm2 Confirm the action when setting the H D handle to DRILL mode No hammering when the drill bit touches iron plate 5 2 SPEED CONTROL Change the rotation speed from 0 950 rpm in proportion to the amount of pushing level on switch trigger 5 3 REVERSING LEVER Confirm the action with setting the reversing lever to FORWARD or REVERSE 5 4 ASSEMBLY Confirm pressing the lead wires betwee...

Page 9: ...6 EXPLODED VIEW 9 EY6813 U1 ...

Page 10: ...TOR CASE ASSEMBLY 1 26 WEY6813L4637 MOTOR BRUSH ASSEMBLY 1 27 WEY6813L0447 CURRENT PLATE 1 28 EY574B9037 P TIGHT SCREW K3X20 C 2 29 WEY6813L4157 SWITCH ASSEMBLY 1 30 EY6225L6027 SEMS SCREW M3X5 C 2 31 WEY6813Y4607 H D HANDLE 1 32 WEY6813Y4617 H S HANDLE 1 33 WEY6813L0377 O RING C 2 34 WEY6813L0387 O RING C 15 5 2 35 WEY505B6967 STEEL BALL B 5PCS PK 2 36 WEY6813L1407 CLICK SPRING B 2PCS PK 2 37 WEY...

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