TM 5-4520-253-13
S E R V I C E / T E S T / R E M O V E / l N S T A L L I G N I T E R A S S E M B L Y
TOOLS: Tool kit, service, refrigeration unit
NSN 5180-00-596-1474
MATERIALS/PARTS: Dry cleaning solvent (Item 13, Appendix E)
SERVICE:
Death or serious injury could occur if precautions are not
taken when maintaining this equipment. Position HEATER-
OFF-FAN switch to OFF, remove power cable plug from
POWER RECEPTACLE, and ground capacitors Cl and C2
prior to gaining access to heater compartments. Terminals
of capacitors are accessible at end cover of combustion
blower. Always disconnect power cable before making con-
tinuity tests or before repairing heater. Always have
another person standing by who is trained in electric shock
first aid.
Allow sufficient time for heater to cool to room tempera-
ture before gaining access to heater compartments.
1. Disconnect ignition cable (1) from igniter assembly (2).
Remove igniter assembly from burner
head port (3).
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