TM-9-2350-311-10 M109 Operator's Manual for M109A2, M109A3, M109A4 and M109A5 Download
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TM 9-2350-311-10 2-20 OPERATION IN UNUSUAL ENVIRONMENT/WEATHER — CONTINUED 2-20.4 Operation in Extreme Cold — Continued e. Cold Weather Starting (Vehicles with LHR Engine Model 7083-7391) NOTE Cold weather starling procedures are to be used at 40° F (4° C) and below. 1 If using winterization kit, stop coolant heater (6) before trying to start engine. Remove tarpaulins and roll into smallest tube form. Secure tarpaulins with webbing assemblies. Install exhaust outlet plug (3). 2 Charge batteries (especially after 24 hours of winterization kit operation). 2-280