PUMP AND MOTOR STAND REPAIR (MODELS WPES-10, WPES-20 AND WPES-30).
This task consists of:
General Mechanics Tool Kit (Appendix B, Section III, Item 4).
Chain Hoist (Appendix B, Section III, Item 4).
Solvent, Drycleaning (Appendix C. Section II, Items 18).
Rags, Wiping (Appendix C, Section II, Items 14).
R.O. Pump removed (Paragraph 3-44).
Electric Motor removed (Paragraph 3-43).
General Safety Instructions
Drycleaning solvent, P-D-680, Cl II, is highly toxic and can ignite organic materials,
nitrates, carbides, and chlorates. Wear eye, skin, and respiratory protection. Use in
a well-ventilated area.
Stand is heavy/difficult to lift and could result in personnel injury if attempting to
move manually. Use lifting device rated at 500 lbs or greater to lift.
Remove ten screws (1) and lockwashers (2).
Using chain hoist, remove pump and motor stand (3) from ROWPU frame.
Remove four nuts (4), lockwashers (5) and two footing plates (6 and 7) from stand (3).
Remove four nuts (18). lockwashers (9), flatwashers (11) and screws (10).
Drive out pin ( 12) and remove washer ( 13) from screw (17).
Remove plate (18) from stand (3).
Remove washer (14), pin ( 15), screw ( 17) and nut (16).
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