R E P A I R B L O W E R M O T OR
TOOLS: Tool kit, service, refrigeration unit
Dry cleaning solvent (Item 13, Appendix E)
Sandpaper (Item 9, Appendix E)
Blower motor disassembled.
Repair of the blower motor consists of cleaning electrical and nonelectrical parts and replacing defec-
tive parts. Proceed as follows:
Dry cleaning solvent P-D-680 (safety or Stoddards Solvent)
is potentially dangerous.
Avoid repeated and prolonged
breathing of vapors and skin contact with the liquid. Do
not use near open flame, arcing equipment, or other igni-
tion sources. Always wear eye protection and protective
clothing. Flash point of P-D-680 is 100° to 138° F (38° to
1. Wipe electrical parts with cloth dampened with P-D-680 dry cleaning solvent. Allow to dry.
2. Immerse nonelectrical parts in P-D-680 dry cleaning solvent.
Wipe thoroughly and allow to dry.
Brushes are designed to
3. Check brushes for cracks, chips, wear, or
replace brush assemblies (1).
last minimum of 200 hours of oper-
If brushes are worn or otherwise damaged,