TM 10-4320-344-24
2.20.2 Cooling System Hoses Maintenance, Model 609-A.
This task covers:
2 .
20 . 2 . 1 D i s a s s e m b ly
2.20.2.3 Assembly
2.20.2.2 Repair
INITIAL SETUP
Tools
General Mechanic’s Automotive
Tool Kit, Appendix B, Section III,
Item 1
Materials/Parts
Antifreeze, Appendix C, Item 3
Pan, Appendix C, Item 19
Rags, Appendix C, Item 20
Equipment Conditions
Pumping stations shut down, TM 10-4320-
344-10.
General Safety Instructions
Do not work on equipment that is not
securely stabilized to prevent rolling or
s l i d i n g .
Do not work on equipment without following
standard shop safety precautions.
This procedure applies to the lower radiator hose assembly. The procedures for
the upper radiator hose, water pump bypass hose, and oil cooler outlet hose are
s i m i l a r.
2.20.2.2 Disassembly.
a.
NOTE
Do not work on equipment that is not securely stabilized to prevent rolling
or sliding. Ensure both wheels of equipment have chocks that are secure.
Drain antifreeze and allow radiator to cool. Hot radiator or antifreeze can
cause serious burns.
Failure to obey these warnings may result in serious personal injury.
Place pan underneath metal elbow (Figure 2-106, 1) and remove drain plug (2)
to drain antifreeze from cooling system hoses. Install drain plug (2) in
metal elbow (1).
To remove upper radiator hose, water pump bypass hose, oil cooler outlet
hose, oil cooler inlet hose, radiator outlet hose, or metal elbow perform
step b.
b .
Loosen two hose clamps (3) and remove hose (4).
2.20.2.2 Repair.
a .
Inspect hose (4) for cracks, slices, tears, holes, or damage.
b.
Inspect hose clamps (3) for damage.
c .
Replace all defective components.
2-249
NOTE
