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Mitsubishi Electronics PUHY-YMC installation manual Nknk

Contents

PUHY-YMC Contents Safety precautions Before installation and electric workBefore getting installed Before getting installed moved electrical work Before starting the test run Combination with indoor units Confirmation of parts attached Outdoor unit configuration Selection of installation siteModel Name Connecting pipe Elbow Shape Variable capacity unit Constant capacity unit Individual installation When inlet air enters from right and left sides of unitWhen 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 of unit InstallationExample of collective installation Location of anchor bolt Connecting direction for refrigerant piping Down piping and down wiring precautions60/61 dB A-weighted Noise level Snow and seasonal wind Countermeasure to seasonal windPUHY-400/500YMC PUHN-200/250YMC Refrigerant piping installation Areas of cautionNever perform a pump down. This will damage the compressor Refrigerant piping system + α Multiple line/header Precautions concerning piping connection and valve operation For variable capacity unit Gas side Liquid side Oil balance side Figure shows valve fully open 50 to 57.5 / 500 to 75 to 750 to100 to 1000 to Tightening angle standard Pipe diameter mm 60 to Oil balance pipe connection method Distributor gas connection method Part could be damaged if not cooled sufficiently How to install branch pipe JointRestrictions on the posture for attaching joints Gram below Airtight test and evacuation Airtight testEvacuation No heat insulation must be provided for electric wires Thermal insulation of refrigerant piping Penetrations Inner wall concealed Floor fireproofing Electrical work Control box and connecting posi- tion of wiring Variable capacity unitConstant capacity unit For details, see item 11.3. Wiring transmission cables PlateHole Transmission booster optional Wiring transmission cables Connecting a transmission boosterWiring examples Name, code and possible unit connections Wiring method, address setting Remote control RC terminal block TB6One remote control unit for each indoor unit Within Address Unit Remote control operation Same as above For details, see wire connection example C Wiring Line Same group to the remote control RC terminal block TB6Unit 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 Operation procedure Test runChecking before getting test run Test run method How to cope with test run abnormality Abnormality 6603 Transmission error Transmission route Busy Error Power onDisplay 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 Nknk Nkok NKPK#$%&*+ Nkqk #$%&*+#,%&- ./0123145&6789#$%&=?@. !# Sknk Skok #$% +,-.Ü TK= Uknk Ukok Ukpk Ukqk Vkok NMK= Nmknk = NMKOK= $%&*+,-./01 #$%&*+QMã NMKPK=L NMKQK= Ãã ! k·ãLâÖJÅã #$%&#*#%+, -. !*# NMKRK= NMKSK= #$%& *+& 012345678 .#$%&*+,-./0 1$%#234 NNK= NNKNK= NNKOK= NNKPK= Rsrv #$% +,-./012 NRO #$% +,-./0/12`kQN =EqRF= !# $%&*+ NNKQK= Vwt NOKNK= NOKOK= NOKPK= EptNF EibaF NOKQK= Nokrk `ççäáåÖ EÉ~íáåÖ NMK Nknk Nkqk #$%&!*+ 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