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Mitsubishi Electronics PUHY-YMC installation manual Tk=, Uknk

Contents

PUHY-YMC Contents Safety precautions Before installation and electric workBefore getting installed Before starting the test run Before getting installed moved electrical work Confirmation of parts attached Combination with indoor units Selection of installation site Outdoor unit configurationModel Name Connecting pipe Elbow Shape Variable capacity unit Constant capacity unit When inlet air enters from right and left sides of unit Individual installationWhen there is an obstruction above the unit Space required around unit Lifting method and weight of product Collective installation and continu- ous installationBe very careful to carry product Installation Installation of unitExample of collective installation Location of anchor bolt Down piping and down wiring precautions Connecting direction for refrigerant piping60/61 dB A-weighted Noise level Countermeasure to seasonal wind Snow and seasonal windPUHY-400/500YMC PUHN-200/250YMC Refrigerant piping installation Areas of cautionNever perform a pump down. This will damage the compressor + α Refrigerant piping system Multiple line/header For variable capacity unit Precautions concerning piping connection and valve operation Figure shows valve fully open Gas side Liquid side Oil balance side 75 to 750 to 50 to 57.5 / 500 to100 to 1000 to Tightening angle standard Pipe diameter mm 60 to Oil balance pipe connection method Part could be damaged if not cooled sufficiently Distributor gas connection method Joint How to install branch pipeRestrictions on the posture for attaching joints Gram below Airtight test and evacuation Airtight testEvacuation Thermal insulation of refrigerant piping No heat insulation must be provided for electric wires Inner wall concealed Floor fireproofing Penetrations Electrical work Control box and connecting posi- tion of wiring Variable capacity unitConstant capacity unit Plate For details, see item 11.3. Wiring transmission cablesHole Transmission booster optional Connecting a transmission booster Wiring transmission cablesWiring examples Name, code and possible unit connections Remote control RC terminal block TB6 Wiring method, address settingOne remote control unit for each indoor unit Within Address Unit Remote control operation Same as above For details, see wire connection example C Same group to the remote control RC terminal block TB6 Wiring LineUnit Range Setting method Main remote controller Extended length and the length to the most remote unit Wiring Booster RPCapability Number of connected indoor units that can be Wiring of main power supply and equipment capacity Test run Operation procedureChecking before getting test run Test run method Abnormality How to cope with test run abnormality Power on 6603 Transmission error Transmission route Busy ErrorDisplay at LED lighting blinking Remarks Flag Relay output Flag 8 always lights Coping with remote controller abnormality Following phenomena do not represent abnormality emergency NMK Nkok Nknk Nkqk NKPK#$%&*+ #$%&*+#,%&- ./0123145&6789#$%&=?@. !# Sknk #$% +,-.Ü Skok Uknk TK= Ukok Ukpk Ukqk Vkok Nmknk = NMK= $%&*+,-./01 NMKOK= #$%&*+QMã NMKPK=L Ãã ! k·ãLâÖJÅã NMKQK= #$%&#*#%+, -. !*# NMKRK= NMKSK= #$%& *+& 012345678 .#$%&*+,-./0 1$%#234 NNKNK= NNK= NNKOK= Rsrv NNKPK= #$% +,-./012 NRO #$% +,-./0/12`kQN =EqRF= !# $%&*+ Vwt NNKQK= NOKOK= NOKNK= NOKPK= EptNF EibaF NOKQK= `ççäáåÖ EÉ~íáåÖ Nokrk NMK Nknk Nkqk #$%&!*+ Sknk Skok TK= Ukok Ukpk Ukqk Vkok NMK= NMKOK= #$%&*+QMã NMKPK=L NMKQK= #$%&#*#%+, -. !*# NMKRK= NMKSK= #$%& *+& 012345678 .#$%&*+,-./0 1$%#234 NNK= NNKOK= NNKPK= #$% +,-./012 NRO #$#%&* +,-./0123456 =EqRF= !# $%&*+ NNKQK= NOK= NOKPK= EptNF EibaF NOKQK= Nokrk WT02922X02