TM 9-2330-238-14
4-73. HEATER REPLACEMENT.
This Task Covers:
Removal (M313)
f.
Installation (M749 Southwest Model VRP)
Installation (M313)
g.
Removal (M749 Converto Model 8929)
Removal (M447, M447C, and M750)
h.
Installation (M749 Converto Model 8929)
Installation (M447, M447C, and M750)
i.
Inspection (All models)
e.
Removal (M749 Southwest Model VRP)
Initial Setup:
Equipment Conditions:
Materials/Parts:
l Remove fuel lines (para 4-70).
l Marker tags (Item 15, Appendix E)
l Remove exhaust system (para 4-72).
l M313
l Open side bonnet doors.
– Four Iockwashers
• M447, M447C, and M750
Tools/Test Equipment:
– Four Iockwashers
l General mechanic’s tool kit
– Four rivets
– Four self-locking nuts
Personnel Required: Two
l M749 Southwest Model VRP
– Five Iockwashers
WARNING
Heaters may be hot. Allow heaters to cool before attempting replacement. Failure to
follow this warning can result In serious burns to personnel.
a.
REMOVAL (M313)
1.
Disconnect all electrical leads to heater (1).
2.
Remove four bolts (2) and Iockwashers (3) from heater (1) and heater duct assembly (1 1). Discard Iockwashers.
TA702053
4-181
