TM 5-4520-253-13
l N S P E C T / S E R V I C E H E A T E R C A S E A S S E M B L Y ( C O N T)
7. Look through opening in rear of heater and check
shields (1 ) and shield retainers (2) on either side
of heat exchanger.
8. Check bulkhead for security.
9. If heater case assembly needs painting or other repair, forward heater to intermediate maintenance.
10. Reassemble heater case assembly as follows:
a. Install rear cover (13) using eight screws (12).
b. Install louver panels (9 and 10) by locking eight studs (11) at each panel.
c. Reach through heater case opening (8) and connect louver linkages to louvers.
d. Install bottom cover (7) using six screws (5) and lock washers (6).
e. Close and lock doors (1, 2, and 3).
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