3M 3125 Sander User Manual


 
8. Valve disassembly
- Remove plug (62). Remove regulator (4) and o-ring (5). Remove o-ring (6) from valve
plug (62). Remove valve assembly (3,2,30).
- Remove spring (3) and 0-ring (30) from valve assembly.
- Remove throttle valve (61).
9. Special tools for the repair operation (to help the disassembly)
1)
2)
3)
4)
5)
6)
7)
8) 9)
From top left :
1) ST041 Clamp nut wrench
2) ST501 Bearing puller
3) ST028 Air motor disassembly punch
4) ST015 Needle punch
Middle row:
5) ST039 F. R. bearing case puller stand
Bottom row:
6) ST040 Bearing puller stand
7) ST018 626 bearing punch
8) ST017 608 bearing punch
9) ST007 3mm pin punch3125 clamp nut tool - (see Page 5)
9