Specifications

Section-6 Diagnostics
November 11, 2013
6‐6
Copyright©2013,HarrisBroadcast
WARNING:Disconnectprimarypowerpriortoservicing. 888‐2628‐300
Table6‐5SystemFaultsList
TYPE Description
FaultLevelor
Threshold
TransmitterAction ThreeStrike
Availablein
LifeSupport
AirTemp Ambientcontrolenclosure
airtemperaturehas
exceeded65°C.Thesourceof
thistempcanbefromthe
tempsensorintheMCM
moduleforinstance.
65°C WARNING NO YES
CoolantFlow Coolantflowislessthanthe
minimumLitersperminute
flowrateforthenumberof
PAspresent
Dependson
transmittermodel
RFMUTEfollowedbypump
switchover.Ifstillinsufficientflow
RFMUTEstaysactiveuntilproper
flowisrestored.Transmitter
returnstoONstateautomatically
whenfaultclears.
NO YES
CoolantLeak Coolantleakdetectedinside
transmittercabinet
N/A TransmitterFaultOFF.Amanual
turnONisrequiredforrecovery
NO YES
CoolantInlet
Temperature
Coolanttemperaturehas
exceeded55°C
Warningat55°C,
Faultat65°C
WARNING.RFMUTEifcoolant
temperaturereaches65°C.
TransmitterreturnstoONstate
automaticallywhenfaultclears.
NO YES
CoolantOutlet
Temperature
Coolanttemperaturehas
exceeded55°C
Warningat55°C,
Faultat68°C
WARNING.RFMUTEifcoolant
temperaturereaches68°C.
TransmitterreturnstoONstate
automaticallywhenfaultclears.
NO YES
CoolantFault Thetankinthepumpmodule
isempty
Opencircuitfrom
leveldetector
insidetank
TransmitterFaultOFF.Amanual
turnONisrequiredforrecovery
NO YES
CoolantWarning Thecoolantinthetankislow Opencircuitfrom
leveldetector
insidetank
WARNING NO YES
Fan1Fault FanACcurrenttoolowortoo
high
FaultlevelsLOW:
100mA,HIGH:800
mA
WARNING NO YES
Fan2Fault WARNING NO YES
SystemSafety
Interlock
 Opencircuit TransmitterFaultOFF.Amanual
turnONisrequiredforrecovery
NO YES
SystemRFMute
Interlock
Opencircuit TransmitterRFMUTE.
TransmitterreturnstoONstate
automaticallywhentheinterlock
isclosed.
NO YES
CabinetSafety
Interlock
 Opencircuit CabinetFaultOFF.Amanualturn
ONisrequiredforrecovery
NO YES
CabinetRFMute
Interlock
Opencircuit CabinetRFMUTE.Cabinetreturns
toONstateautomaticallywhen
theinterlockisclosed.
NO YES