TM-9-2350-238-20-1
HULL AND RELATED COMPONENTS RECOVERY VEHICLE, FULL TRACKED: LIGHT, ARMORED, M578
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL
MAY 1994
TM-9-2350-238-20-1 - Page 52 of 1364
TM 9-2350-238-20-1
2-10. TOOLS AND SUPPLIES (CONT).
Table 2-2. PREVENTIVE MAINTENANCE CHECKS AND SERVICES WITH LUBRICATION
INSTRUCTIONS FOR M578 RECOVERY VEHICLE (CONT)
Item
No.
7
(cont)
8
9
Interval
S
S
Item To Check
Service
Cooling
System
(cont)
Engine Oil
Lines and
Fittings
Lockout
Cylinders
Procedure
c.
d.
e.
f .
Check and tighten hose clamps, lines, and fit-
tings if loose or leaking. Replace damaged
parts.
Check radiator and surge tank for leaks. Re-
place if damaged. Refer to pages 2-515 and
2-528.
Check generator cooling fan for operation. If not
operating, troubleshoot generator “cooling fan
circuit. Refer to page 2-92.
NOTE
When antifreeze tests green, it should not
be drained and replaced with new coolant.
Add antifreeze extender to the cooling sys-
tem, 1.0 pt (0.5 l) per 17.0 qt (16.1 l).
Test coolant for proper antifreeze protection.
Refer to TB 750-651.
Check and tighten connections if loose or leaking,
Replace damaged lines and fittings.
NOTE
Some vehicles do not have lockout cylin-
ders installed on middle road wheels.
Not Fully Mission
Capable lf:
Any coolant
leaks.
Generator cool-
ing fan inopera-
ble.
System is not
protected to
-20 °F (-7 °C),
any coolant
leaks, or alkalin-
ty color is not
proper.
Any loose lines
or connections.
Frayed or bro-
ken lines.
2-26
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