TM-9-2320-283-20-1

TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE PART 1 OF 3

DECEMBER 1983

TM-9-2320-283-20-1 - Page 813 of 926

TM 9-2320-283-20-1

COOLING SYSTEM.

THIS TASK COVERS

a.

Removal.

b.

Cleaning and Inspection.

c.

Installation.

d.

Water Pump Bypass Hose Replacement.

e.

Overflow Tube Replacement.

f.

Radiator Outlet Hoses and Tube Replacement.

g.

Water

Bypass Tube Replacement.

h.

Water Transfer Tube Replacement.

i.

Water Pump to Radiator Connection

Replacement

INITIAL SETUP

EQUIPMENT CONDITION

APPLICABLE CONFIGURATIONS

PARAGRAPH

CONDITION DESCRIPTION

All.

None.

None.

TEST EQUIPMENT

None.

SPECIAL TOOLS

None.

MATERIALS/PARTS (P/N)

Tape, thread sealing (subparagraph b, d, g, and i only)

Item 32, Appendix C.

Oil, lubricating: OE/HDO-30 (subparagraph g and h only)

Item 16, Appendix C.

Grease, automotive and artillery (subparagraph i only)

Item 7, Appendix C.

O-ring (subparagraph g only)

(15434) 43463-A.

O-ring (2) (subparagraph h only)

(15434) 212161.

Gasket, water connection (subparagraph i only)

(15434) 3024960.

PERSONNEL REQUIRED

SPECIAL ENVIRONMENTAL CONDITIONS

One (MOS-63S).

None.

REFERENCES (TM)

GENERAL SAFETY INSTRUCTIONS

TM 9-2320-283-10.

Engine off.

TM 9-2320-283-20P.

Transmission in neutral.

Park brake set.

TROUBLESHOOTING REFERENCES

Wait until cooling system components

Paragraph 2-11.

are cool.

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