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REFERENCE MANUAL
1
INDOOR UNIT SERVICE MANUAL
Model name
PLA-RP50/60/71/100/125/140EA
PCA-M50/60/71/100/125/140KA
PCA-RP50/60/71/100/125/140KAQ
PEAD-M50/60/71/100/125/140JA(L)
PEAD-RP100/125/140JA(L)Q
PSA-RP71/100/125/140KA
PKA-M50HA(L)
PKA-M60/71/100KA(L)
PKA-RP50HAL
PKA-RP60/71/100KAL
2
SAFETY PRECAUTION
2-1. ALWAYS OBSERVE FOR SAFETY
Before obtaining access to terminal, all supply circuits must be disconnected.
2-2. CAUTIONS RELATED TO NEW REFRIGERANT
Cautions for units utilizing refrigerant R410A
Preparation before the repair service.
• Prepare the proper tools.
• Prepare the proper protectors.
• Provide adequate ventilation.
• After stopping the operation of the air conditioner, turn off
the power-supply breaker.
• Discharge the condenser before the work involving the
electric parts.
OCH670
Service Ref.
PLA-RP50/60/71/100/125/140EA.UK
PCA-M50/60/71/100/125/140KA
PCA-RP50/60/71/100/125/140KAQR2(-ER)
PEAD-M50/60/71/100/125/140JA(L).UK
PEAD-RP50JA(L)QR2.UK
PEAD-RP60/71/100/125/140JA(L)QR3.UK
PSA-RP71/100/125/140KA
PKA-M50HA(L)
PKA-M60/71/100KA(L).TH
PKA-RP50HALR1(-ER)
PKA-RP60/71/100KALR1.TH(-ER)
Precautions during the repair service.
• Do not perform the work involving the electric parts
with wet hands.
• Do not pour water into the electric parts.
• Do not touch the refrigerant.
• Do not touch the hot or cold areas in the refrigerating cycle.
• When the repair or the inspection of the circuit needs to be
done without turning off the power, exercise great caution
not to touch the live parts.
2
Service
Manual No.
OCH626
OCB626
OCH659
OCB659
OCH491
OCB491
HWE16130
BWE017010
HWE1009A
BWE014160
OCH528
OCB528
OCH660
OCB660
OCH661
OCB661
OCH453
OCB453
OCH452
OCB452
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