TM-9-2350-261-34
CARRIER, M113A2, M577A2, M1064, M1068, M1059 AND M901A1
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
TM-9-2350-261-34 - Page 551 of 785
TM 9-2350-261-34
FINAL TEST - COOLANT HEATER — Continued
0070 00
2.
After testing the restriction thermostat, close circuit across terminal board terminals 4 and 5 to make the heater stay
on high heat. Heat the coolant until the heater burning stops. Check the temperature of the coolant, it should be not
less than 220F(104 C) or more than 250F(121 C). If the coolant temperature is not within these limits, replace the
thermostatic switch (WP 0064 00).
FOLLOW-THROUGH STEPS
1.
Install coolant heater in carrier (see your -20).
END OF TASK
0070 00-8
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