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 TM 9-2815-220-24
COOLING FAN INSPECTION
THIS WORK PACKAGE COVERS:
Inspection and Repair
INITIAL SETUP:
Tools:
Personnel Required:
Fan rotor gauge (item 43, WP 0176)
Track Vehicle Repairer (1) 63H10
General mechanic's tool kit (item 121, WP 0176)
Equipment Conditions:
Magnifier (item 73, WP 0176)
Engine removed from vehicle and placed on a
flat stationary surface
Fan vanes removed (WP 0054)
INSPECTION
WARNING
Do not file, sand, or otherwise remove metal from fan blades since this
will disturb the balance of the fan. An unbalanced fan could explode
causing serious injury or death to personnel. Any repair of a fan
blade must be done at Depot.
Leading Edge
1. Inspect fan blades for erosion.
Gauge
Trailing Edge
a. Place fan rotor gauge (item 43, WP 0176)
on the top surface of any suspect blade,
with the tabs in contact with the trailing
edge.
b. If the blade is eroded to the extent that
the gauge hides any part of the leading
edge of the blade, the fan must be
replaced.
WP 0053 00-1
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