Hypertherm Koolant Koolers N-Series - 8.2 Alarms

 Operation‐Service 
28
7.4 Service
Forchillerservice,turntheLocal/Off/RemoteSwitchbelowthecontrollertothe“O”positionandallowthe
chillertocompleteitsnormalshutdownsequence.Oncetheshutdownsequenceiscompleteandthecontroller
indicates“UnitOff”turntheMainDisconnectHandletothe“Off”position.
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WARNING 
Donotserviceunituntilpowerissecure.FollowstandardLockout/Tag‐outprocedures.
Aftercompletingservice,turntheMain DisconnectHandlebacktothe“On”positionandallowthecrankcase
heaterstowarm‐upthecompressorspriortorestartingthechiller.ReferenceTable7inSection7.1.4for
recommendedwarm‐uptimes.
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Hypertherm, Inc. Part Number: 810540