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P 2/ 10
Repair
[1] NECESSARY REPAIRING TOOLS
Item No.
1R266
1R267
Spring pin extractor M2
Spring pin extractor M2.5
Spring pin extractor M31R268
1R291 Retaining ring S and R pliers
1R231 1/4" Hex shank bit for M8
1R230 1/4" Hex shank bit for M6
1R229 1/4" Hex shank bit for M5
Disassembling Trigger ass’y
Removing Adjust sleeve and Adjust shaft
Removing M5 Hex socket head bolt
Removing M6 Hex socket head bolt
Removing M8 Hex socket head bolt
Removing Retaining ring S-25 for setting Change plate
Disassembling Trigger base section and Trigger valve section
Description Purpose
[2] LUBRICATION
1) Apply a little amount of Isoflex NB52 to O rings, Top cap complete and Piston.
2) When removing Hex socket head bolts, apply adhesive (ThreeBond 1321/1342 or Loctite 242) to the threads before
reassembling. And then tighten the Hex socket head bolts to the specific torque.
3) Tighten One-touch joint, Inlet cap and M5x22 Pan head screw to the specific torque without adhesive.
Bind a thread sealant tape to the thread of One-touch joint to maintain the positive sealing on the thread connection.
See Figs. 1 and 2.
Item No. Description Lubricant
ThreeBond 1321/1342
or
Loctite 242
Fig. 1
Nine holes in Top cap complete for
receiving Compression spring 4
CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”.
2
Compression
spring 4 (9pcs.)
34
20
5
Item No. Fastening torque (N.m)Description Adhesive
No
Isoflex
NB52
29
18
17
8
11
12
30
32
3735
37
25
to Inlet cap
25
to Housing set
35
6
18
17
20
11
12
8
6
5 O ring 60
O ring 50
O ring 53
O ring 53
30
O ring 4
34
O ring 36
O-ring 39
O-ring 6
O ring 67
O-ring 26
2
M6x45 Hex socket
head bolt (4pcs.)
M8x30 Hex socket
head bolt (4pcs.)
One-touch joint
H22PM
Thread sealant tape
1
10.5
for Top cap complete
and Housing set
1
32
25
for Driver guide
and Housing set
Housing set
Front
cushion
Driver guide
Inlet cap