Carrier 30RB015-9 - Maintenance

11
30RB
*.1035"/5.BLFFBSUIDPOOFDUJPOQSJPSUPBOZPUIFS
electrical connections.
Earthing is required by law. The installer must earth the unit
VTJOHUIFUFSNJOBMNBSLFEXJUIUIFJOUFSOBUJPOBMFBSUIJOH
symbol.
Before connecting the supply cable to the line, locate line
-MJOFT---BOEOFVUSBM/5IFONBLFDPOOFDUJPOT
as indicated in the wiring diagram.
If the electrical supply cables L1 (R), L2 (S), L3 (T) are
connected in an incorrect sequence, the power supply is
interrupted after a few seconds by the control, which goes
into alarm status preventing the incorrect compressor
rotation.
Remove the front panel, the electric parts appear at the
front side.
The power supply cables can be inserted into the pipe
IPMFT#FTVSFUPöYUIFQPXFSDBCMFXJUICVOEMJOHCBOE
TPMEPOUIFNBSLFUTPUIBUUIFZEPOPUNBLFDPOUBDUXJUI
the compressor and the hot pipes.
To ensure good tensile strength, the electric cables must be
GBTUFOFEVTJOHUIFDBCMFIPMEFSPOUIFQMBUF4FFöH"
If the unit operates at a voltage outside the limits or with a
phase imbalance above 2%, this constitutes improper use
and may aect the warranty. If the phase imbalance is hig.
her than 2%, contact the local electricity board immediately.
Electrical connections 'JH
&MFDUSJDBMDPOOFDUJPOT 'JH
"VYJMJBSZBDDFTTPSJFTDPOOFDUJPO
&YUFSOBMXBUFSDJSDVMBUPSGPS3#@@@9VOJU 'JH
Units without an integrated pump allow driving an external
one.
The signal (24V, 2 A maximum) is supplied at channel CH22
PGUIFUFSNJOBMCMPDLTFFXJSJOHEJBHSBN
Unit start-up is done by the electronic control described
above, and must always be carried out under the
TVQFSWJTJPOPGBRVBMJöFEBJSDPOEJUJPOJOHFOHJOFFS
/FDFTTBSZDIFDLTQSFDBVUJPOTCFGPSFTUBSUVQ
t &OTVSFUIBUBMMFMFDUSJDBMDPOOFDUJPOTBSFQSPQFSMZ
tightened.
t &OTVSFUIBUUIFVOJUJTMFWFMBOEXFMMTVQQPSUFE
t $IFDLUIBUUIFIZESBVMJDDJSDVJUIBTTVóDJFOUXBUFS
ow and that the pipe connections correspond to the
installation diagram.
t &OTVSFUIBUUIFSFBSFOPXBUFSMPTTFT$IFDLUIFDPSSFDU
operation of the valves installed.
t "MMQBOFMTTIPVMECFöUUFEBOEöSNMZTFDVSFEXJUIUIF
corresponding screws.
t .BLFTVSFUIBUUIFSFJTTVóDJFOUTQBDFGPSTFSWJDJOHBOE
maintenance purposes.
t &OTVSFUIBUUIFSFBSFOPSFGSJHFSBOUMFBLT
t $POöSNUIBUUIFFMFDUSJDBMQPXFSTPVSDFBHSFFTXJUI
UIFVOJUtOBNFQMBUFSBUJOHXJSJOHEJBHSBNBOEPUIFS
documentation for the unit.
t &OTVSFUIBUUIFQPXFSTVQQMZDPSSFTQPOETUPUIF
applicable standards.
t .BLFTVSFUIBUDPNQSFTTPSøPBUGSFFMZPOUIFNPVOUJOH
springs.
Start-up
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