REPAIR FORWARD TRANSMISSION OIL COOLER FAN ASSEMBLY
Reparable damage is limited to
scratches, nicks, gouges and minor
Clean oil and grease from damaged area. Use
naphtha (E245) and clean cloths (E120). Wear
Check location and extent of damage on fan
Dimensions in this step refer to extent
of damage after rework.
Depth of damage on shroud (1) and diffuser
(2) shall not be more than 0.025 inch.
Depth of damage on impeller (3) shall not
be more than 0.015 inch. There shall be
no more than four damaged areas on one
Damage shall not extend over more than one
surface or enter any radius.
Damage shall not be closer than 1.00 inch to
any mounting hole (4).
Fluorescent inspect damaged area to check for
cracks (TM 1-1500-335-23). There shall be no
Blend out damage with emery cloth (E123) or
abrasive paper (E13). Observe limits of step 2.
Smooth blended area with crocus cloth (E122).
Do not leave any sharp edges.