TM 9-2320-280-20-3
11-195. HEATER FUEL SYSTEM BLEEDING
This task covers:
Bleeding
INITIAL SETUP:
Applicable Models
Manual References
M997, M997A1, M997A2
TM 9-2320-280-24P
Tools
Equipment Condition
General mechanic’s tool kit:
Blower housing open (para. 11-198).
automotive (Appendix B, Item 1)
General Safety Instructions
Materials/Parts
Do not perform this procedure near fire, flames, or
Sealing compound (Appendix C, Item 45)
sparks.
Personnel Required
One mechanic
One assistant
WARNING
Diesel fuel is highly flammable. Do not perform this procedure
near fire, flames, or sparks. Severe injury or death will result.
NOTE
Q Have drainage container ready to catch fuel.
Q Apply compound to threads of all fuel line joints before
1. Disconnect heater fuel line (4) from heater (3).
2. Place end of fuel line (4) in drainage container.
3. Place heater rotary switch (1) on control box (2) to “RUN” position. Hold switch (1) in ‘RUN” position
until fuel flows free of air bubbles.
4. Place switch (1) to “OFF” position.
5. Connect fuel line (4) to heater (3).
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