Anest Iwata MSU-111N, Instruction Manual

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Ű 9. Disassembly and Assembly
WARNING
1. Always release air and fluid pressures before cleaning, disassembly or service.
2. Pay attention to avoid hitting or dropping this unit, especially threaded and seated parts.
3. Never use damaged parts.
4. Repair or replace worn or damaged parts immediately. Always use
ANEST IWATA replacement parts.
5. Never modify this unit for any other applications.
6. Do not disassemble or assemble without receiving proper education and training.
9-1. Disassembly
9-1-1. Air motor section
IMPORTANT
1. Do not damage or bend air motor rod, changeover rod and rod and be sure to check that these are free of
foreign matter. It can cause pump malfunction.
a) PP-7131N (13:1 pump)
1. Loosen the four bolts and the pipe nut and remove
the seat block section from the air motor body.
2. Loosen the cap and remove the following parts.
- Spring
-
Interlock end piece
-
Packing
- Interlock piece
3. Loosen the air cylinder with a wrench and remove.
4. Remove the split pin.
5. Loosen the air motor rod and remove.
6. Loosen the rod guide and remove the air motor
rod section from the air motor body.
7. Loosen the cap nut and remove the following
parts.
-
Piston washer
-
Piston packing
- O-ring
8. Remove the rod guide from the air motor rod.