AlarmExplanation
Dothefollowing
LowSS
Indicateslowsupplyair
temperature
Thealarmisdisplayedinthecontrolpanel.
Ifwaterreheaterisconguredandfrostprotection
havefailed,thenanextrasecurityfunctionistriggered
whensupplyairtemperatureislowerthan5°Cand
outdoorairtemperatureisbelow0°C.
RH
Indicatesmalfunctionofinternal
relativehumiditysensor.
Thealarmisdisplayedinthecontrolpanel.
10.6Replacingrotordrivebelt
Note:
Dependingonmodel,leftorright,itmaybenecessarytoremovetheheatexchangerinordertoreplacea
brokendrivebeltsincethebeltpulleycannotbeaccessed.
Iftherotormotorisplacedatthebackoftheunit,itisrecommendedtoremovetheheatexchangerto
changethedrivebelt,seechapter10.6.2.
IfthealarmRotorisraised,seechapter10.5,therotordrivebeltmaybedamagedorbroken.
Thereplacementdrivebelt(1)isadjustableanddeliveredwithanippleattachedinoneend.
Danger
•MakesurethattheMainssupplytotheunitisdisconnectedbeforeperforminganymaintenanceor
electricalwork!
Warning
Riskofpersonalinjury!Theheatexchangerweighsabout14kg.Thereisariskthattheheatexchanger
fallsoutoftheunit.
Makesurethatsmallchildrenarenotbeneaththeunitwhentheheatexchangerisremoved!
Fig.12Rotordrivebelt
10.6.1Heatexchangermounted
1.Stoptheunitbydisconnectingthemains.
SAVEVTR200/BInstallationandService
208061
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SystemairSverigeAB