TB 9-6115-641-13
COOLANT HOSE MAINTENANCE
This task covers:
a. Inspect
c. Replace
b. Remove
d. Install
INITIAL SETUP
Equipment Conditions
Tools
Tool Kit, General Mechanic's
Reference
(item 1, appendix B)
Generator shut down, TM 9-6115-641-10
Heater shut off, Paragraph 2-4.1.c
INSPECTION
Inspection is limited to visual inspection of components. Check for leaks and cuts.
REMOVAL
WARNING
Before disconnecting any coolant lines, let generator cool from
operation, then relieve pressure by opening radiator cap carefully.
Coolant is hot and under pressure and may cause severe burns.
1.
Drain coolant.
2. Loosen screw clamps (1), Figure 4-25, to disconnect either or both coolant hoses, inlet (2) or outlet (3) from the
heater. Drain any coolant from the hose into a suitable container.
3.
Loosen screw clamp (1) to disconnect hose (2 and/or 3) to be replaced from motor block or water pump.
REPLACEMENT
1.
Perform steps 1 thru 3 of removal.
2.
Perform steps 1 thru 2 of install, substituting new coolant hose for defective one.
INSTALLATION
1.
Install hose (2 and/or 3) securing with screw clamps (1).
2.
Top off radiator coolant level to replace coolant lost in hose removal.
