TM 9-4310-397-142-7. PREPARATIONFORMOVEMENT.Preparation for movement requires the following steps to be performed.a.Shutdown unit and disconnect battery cables from terminals.b.Check that all fluid caps are secure to prevent any spillage.c.Check and secure all access doors and panels in the closed position.d.Unit must be tied down to a carrier.e.Notify unit maintenance for assistance in preparing unit for administrative storage or shipment.SECTION IV OPERATION UNDER UNUSUAL CONDITIONS2-8. UNUSUALENVIRONMENT/WEATHER.Unusual operating conditions are when the ambient temperature is below 40° F (5° C) or above 100° F (38° C).a.BlowingSandandDirt.Highly contaminated atmosphere such as blowing sand and dirt places abnormalload on air cleaners, oil filters and compressor.(1)Locate unit in an area as free of blowing sand and dirt as possible.(2)Check filters more often and replace as necessary.(3)Increase frequency of all maintenance actions.b.Cold Weather 40° F (5° C) or below. (See Figure 2-5.)(1)Starting Procedure.WARNINGOperating the unit in a building or any enclosed area without the exhaust gases piped outsidecan result in serious illness or death.(a)Open hose reel valve (1) and appropriate double discharge valve (2).(b)Turn COMPRessor UNLOADER AND IDLE CONTROL knob (3) clockwise until it stops.(c)Pull IGNITION-START switch (4) out to first (run) position.NOTEEngine water temperature and compressor oil temperature must be at or below normalreadings before resetting relay reset switch.(d)Push relay reset switch (5).2-32
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