TM 9-2350-247-20-2
REPLACE FAN DRIVE BELT IDLER PULLEY (M548A1)
THIS WORK PACKAGE COVERS:
Removal (page 0228 00-1).
Installation (page 0228 00-2).
INITIAL SETUP:
Maintenance Level
References
Unit
See your -10
Tools and Special Tools
Equipment Condition
General Mechanic's Tool Kit (WP 0541 00, Item 57)
Torque wrench (WP 0541 00, Item 68)
Engine stopped (see your -10)
Materials/Parts
Carrier blocked (see your -10)
Lock nut
Center seat raised (see your -10)
Personnel Required
Power plant rear access door removed (see your -10)
Unit Mechanic
Fan drive belts removed (WP 0226 00)
REMOVAL
NOTE
Front and rear idler pulleys are removed the same way.
1.
Remove lock nut (1), washer (2), screw (3), and idler pulley (4) from support arm (5) and rod end (6). Discard lock nut.
2.
Remove two retainer rings (7), bearings (8), and spacer (9) from idler pulley (4).
