TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
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TM9-2350-311-20-1 CONTINUED FROM STEP G H Check for restricted or collapsed coolant hoses . and tubes (para 7-3 and 7-4). Are there restrictions or collapsed hoses and tubes? Repair or replace hoses and tubes (para 7-3 and 7-4). 1. Remove inlet and bypass thermostats (para 7-8 and 7-9). 2. Reassemble thermostat housing without thermostats. 3. Start engine and check if engine still overheats (TM 9-2350-311-10). I Does engine overheat? Replace inlet and bypass thermostats (para 7-8 and 7-9). Replace pressure relief valve (para 7-5). If overheating persists, notify support maintenance. END OF TASK 3-81