(3) Remove screws (6) and washers (7); then
remove end bell
16) with thermal protector (15)
attached. Unsolder wires from thermal protector; then
remove thermal protector from end bell.
disassemble end bell (16).
(4) Remove nut (19), using holding fixture
(6) Do not remove stator (27) from housing
15. Protector, thermal 30. Housing
Figure 6-16. Holding fixture torque wrench.
c. Cleaning, Inspection and Repair.
(a) Inspect all parts and wiring for damage.
Check bearing surfaces; bearing surfaces must have
no discoloration, indicative of overheating.
(a) Clean thermal protector (15), motor rotor
(b) Inspect all threaded parts for stripping or
(24), and motor-stator (27) in fan housing (30), using a
soft bristle brush.
(c) Inspect plates (2,3) and label (4) for
Warning Varnish on stator (27) is soluble in solvent. Do
not allow solvent to contact stator. Use solvent in well
ventilated area. Avoid breathing fumes. Keep away
(d) Inspect connector (5) for loose, bent.
o0 broken pins and for evidence of arc-over between
(b) Clean exterior surfaces of housing (30)
pins and shell.
with a clean, lint-free cloth moistened with dry cleaning
(e) Connect thermal protector (15) to a test
solvent (Federal Specification P-D-680).
(c) Wash all other parts in dry cleaning
and closing of the contacts. and check operation at the
solvent and dry thoroughly.