Air Motor Repair
C 1-5
Part 1022914G03
E
2007 Nordson Corporation
Air Pilot Valve Repair
−
Pump Revisions D and Above
NOTE:
The pilot valves on pump revisions D and above consist of
individual components assembled into the upper and lower cylinder heads.
For air motors with cartridges, refer to the procedure on the preceding page.
The actuator and 3-way valve components are available as kits.
See Figure C 1-4. All components of the air pilot valves, except the cup
seal, can be removed and replaced without disassembling the air motor.
1300565A
4B
4C
4D
5A
5B
5C
Apply MagnaLube-G or equivalent
PTFE grease to external O-rings
before installing.
4A
4E
5D
Actuator Kit
3-Way Valve Kit
4F
Figure C 1-4 Air Pilot Valve (Actuator and Valve) Assembly
−
Pump Revisions D and Above
4A. Plug cap
4B. Plug with spring guide
4C. Spring
4D. Plunger assembly
4E. Cup seal
4F. Plug
5A. Plug with O-ring
5B. Spring
5C. Valve cartridge
5D. Ball