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P 19/20
Repair
[3] DISASSEMBLY/ASSEMBLY
[3] -9. Driver Guide, Feed Piston
1) Disassemble Driver guide section and Feed piston as described in Figs. 37, 38, 39.
Fig. 38
Fig. 37
Retaining ring
R-24
Compression
spring 3
Urethane
ring 4
Driver guide complete,
viewed from
Contact arm cover side
Pin 4.5
Driver guide
complete
Remove Driver guide complete and
Contact arm assembly by unscrewing
two M5x12 Hex socket head bolts.
Remove Urethane ring 4
and Pin 4.5 from Driver
guide complete.
Remove Feed piston from Feeding claw.
Note:
Be careful not to lose Compression
spring 3 mounted between Feed piston
and Feeding claw.
Cup washer
Cup washer
Slowly remove Cup washer so that two
Compression springs do not pop out.
Then remove Compression spring 10,
Compression spring 9 and Rubber ring 14.
Rubber ring 14
Compression
spring 10
Compression
spring 9
Contact arm cover
Remove Contact arm cover from Housing by unscrewing
M5x16 Hex socket head bolt.
Because two Compression springs are mounted in
Driver guide complete, remove Retaining ring R-24
while pressing Cup washer firmly.
M5x16 Hex socket
head bolt
M5x12 Hex socket
head bolt
Feed piston
Remove O ring 19
from Feed piston.
Feeding claw
Contact arm
assembly
Driver guide
gasket
Driver guide
complete
Fig. 39
Urethane ring 3
Pin 4
Lock pin
Lock pin
Door
Remove Urethane ring 3
from Pin 4 and Lock pin.
Remove Pin 4. Then, pressing down Lock pin to unhook
it from Driver guide complete, remove it together with
Compression spring 5.
Remove Door from
Driver guide complete.
Urethane ring 3
Compression spring 5
DISASSEMBLING