ARMY TM 9-6115-671-14
AIR FORCE TO 35C2-3-446-32
MARINE CORPS TM 09249A/09246A-14
4-159
__________
WARNING
Cooling system operates at high temperature and pressure. Contact with high
pressure steam and/or liquids can result in burns and scalding. Shut down
generator set, and allow system to cool down before performing checks,
services, and maintenance. Failure to comply can cause injury to personnel.
(4)
Slowly remove radiator cap (1, Figure 4-22) from filler neck (2).
(5)
Remove fan guards, paragraph 4.10.3.
(6)
Open coolant drain valve (33), and drain coolant/antifreeze into suitable container.
(7)
Loosen hose clamps (11). Remove upper coolant hose (49) and hose clamps from radiator (32) and
copper “T” (47).
(8)
Loosen hose clamps (11). Remove upper coolant hose (12) and hose clamps from copper “T” (47)
and thermostat housing opening.
(9)
Loosen hose clamp (3). Remove copper “T” (47).
b. Inspection.
(1)
Shut down generator set, paragraph 2.11.2.
(2)
Remove upper coolant hoses, step a above.
(3)
Inspect upper coolant hose (12 and 49, Figure 4-22) for cracks, holes, and rotting.
(4)
Clean light corrosion from upper coolant hose attaching points with fine grit abrasive paper (Item
16, Appendix, E).
(5)
Install upper coolant hoses, step c below.
c. Installation.
(1) Install copper “T” (47) and tighten clamp (3).
(2)
Position upper coolant hose (12, Figure 4-22) and hose clamps (11) on thermostat housing opening
and copper “T” (47). Tighten hose clamps.
(3)
Position upper coolant hose (49) and hose clamps (11) on copper “T” (47) and radiator (32).
Tighten Clamps.
(4)
Close coolant drain valve (33), and add coolant/antifreeze to proper level at the filler neck (2).
(5)
Install fan guards, paragraph 4.10.3.
(6)
Install radiator cap (1) on filler neck (2).
(7)
Connect negative battery cable to battery, and close BATTERY ACCESS door.
