TM 9-4110-256-14
4-40.
PULLEY REPLACEMENT.
This task covers: a. Removal
b. Installation
INITIAL SETUP
General Safety Instructions:
Equipment Conditions:
Refrigeration unit shut down (para 2-7) and power
disconnected.
WARNING
V belt removed from pulley only (para 4-36).
High voltage and exposed rotating
parts are used in the refrigeration unit.
Personal injury can result if power is
connected.
a. Removal. Loosen set screw (1) and remove pulley (2) from AC motor (3) shaft being careful key (4).
b. Installation. Install key (4) then aline pulley (2) with key and slide :to AC motor (3) shaft. Tighten set screw (1).
Figure 4-35. Pulley
NOTE
FOLLOW-ON MAINTENANCE:
Install V belt onto pulley and adjust (para 4-36).
Connect power and put unit back into service.
4-85
