3-37. MAIN GENERATOR (cont)
CLEANING, INSPECTION, AND REPAIR (cont)
b. Check that field coils, leads, and cable connections are secure.
c. Check that shunt and interpole fields are tight.
Do not paint gasket surfaces.
d. Paint insulation surfaces with electrical insulating varnish.
e. Paint outside surface with gray gloss enamel.
26. Clean, inspect, and repair brush holder assembly by the following:
Drycleaning solvent P-D-680 is toxic and flammable. Wear
protective goggles and gloves and use only in a well-
ventilated area. Avoid contact with skin, eyes, and clothes
and don't breathe vapors. Do not use near open flame or
excessive heat. The flash point is 100 - 138°F (38 - 59°C).
If you become dizzy, get fresh air immediately and get
medical aid. If contact with eyes is made, wash your eyes
and get medical aid immediately.
Compressed air used for cleaning purposes will not exceed 30
psi (207 kPa). Do not direct compressed air against skin.
Use goggles or full face shield.
a. Use drycleaning solvent and clean brush holder assemblies. Dry with compressed air.
b. Inspect brush holder for wear, cracks, or breaks. Replace defective brush holder.
c. Inspect insulators for breaks, cracks, burns, or dull surface. Replace defective insulators by pressing off stud
and pressing new one on.
d. Inspect studs for cracks or breaks. Replace defective studs by pressing out of brush holder and pressing new