Mitsubishi Electric PUY-SP42VKA Service Manual
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Mitsubishi Electric PUY-SP42VKA Service Manual

Mitsubishi Electric PUY-SP42VKA Service Manual

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SPLIT-TYPE, AIR CONDITIONERS

SERVICE MANUAL

Series PCY
Indoor unit
[Model Name]
PCY-SP18KA
PCY-SP24KA
PCY-SP30KA
PCY-SP36KA
PCY-SP42KA
PCY-SP48KA
INDOOR UNIT
WIRELESS REMOTE
CONTROLLER
ON/OFF
TEMP
(Option)
[Service Ref.]
PCY-SP18KA.TH
PCY-SP24KA.TH
PCY-SP30KA.TH
PCY-SP36KA.TH
PCY-SP42KA.TH
PCY-SP48KA.TH
Model name
indication
WIRED REMOTE
CONTROLLER
TEMP.
ON/OFF
(Option)
Note:
• This manual describes ser-
• RoHS compliant products
CONTENTS
1. REFERENCE MANUAL .................................. 2
2. SAFETY PRECAUTION .................................. 3
3. PARTS NAMES AND FUNCTIONS ................ 4
4. SPECIFICATIONS ........................................... 9
5. NOISE CRITERION CURVES ....................... 11
6. OUTLINES AND DIMENSIONS ..................... 12
7. WIRING DIAGRAM ............................................. 15
9. TROUBLESHOOTING ................................... 17
10. DISASSEMBLY PROCEDURE ...................... 32
PARTS CATALOG (OCB642)
October 2016
No. OCH642
vice data of the indoor units
only .
have <G> mark on the
spec name plate.

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Summary of Contents for Mitsubishi Electric PUY-SP42VKA

  • Page 1: Table Of Contents

    SPLIT-TYPE, AIR CONDITIONERS October 2016 No. OCH642 SERVICE MANUAL Series PCY Indoor unit [Model Name] [Service Ref.] Note: PCY-SP18KA.TH • This manual describes ser- PCY-SP18KA vice data of the indoor units only . PCY-SP24KA.TH • RoHS compliant products PCY-SP24KA have <G> mark on the spec name plate.

  • Page 2: Reference Manual

    REFERENCE MANUAL 1-1. OUTDOOR UNIT’S SERVICE MANUAL Service Ref Service Manual No. OCH648 SUY-SA18/24/30/36VA.TH OCB648 PUY-SP42/48VKA.TH(-D/-N) OCH644 PUY-SP36/42/48YKA.TH(-D/-N) OCB644 1-2. TECHNICAL DATA BOOK Series (Outdoor unit) Data Book No. SUY-SA▪VA.TH OCS40 PUY-SP▪VKA.TH OCS41 PUY-SP▪YKA.TH OCH642...

  • Page 3: Safety Precaution

    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 utilising refrigerant R410A Use a vacuum pump with a reverse flow check Use new refrigerant pipes. valve.

  • Page 4: Parts Names And Functions

    [1] Cautions for service (1) Perform service after recovering the refrigerant left in unit completely. (2) Do not release refrigerant in the air. (3) After completing service, charge the cycle with specified amount of refrigerant. (4) If moisture or foreign matter might have entered the refrigerant piping during the servise, ensure to remove them. [2] Additional refrigerant charge When charging directly from cylinder (1) Check that cylinder for R410A on the market is syphon type.

  • Page 5: Specifications

    SPECIFICATIONS 4-1. SPECIFICATIONS Service Ref. PCY-SP18KA.TH Mode Cooling Power supply(phase, cycle, voltage) Single phase, 50Hz, 220-240 V/Single phase, 60Hz, 220 V Input 0.07 Running current 0.61 External finish Munsell 6.4Y 8.9/0.4 Heat exchanger Plate fin coil Fan(drive) × No. Sirocco fan (direct) × 3 Fan motor output 0.095 Airflow(Low-Medium2-Medium1-High)
  • Page 6 Service Ref. PCY-SP36/42/48KA.TH Mode Cooling Power supply(phase, cycle, voltage) Single phase, 50Hz, 220-240 V/Single phase, 60Hz, 220 V Input 0.16 Running current 1.35 External finish Munsell 6.4Y 8.9/0.4 Heat exchanger Plate fin coil Fan(drive) × No. Sirocco fan (direct) × 4 Fan motor output 0.160 Airflow(Low-Medium2-Medium1-High)

  • Page 7: Outlines And Dimensions

    OUTLINES AND DIMENSIONS PCY-SP18KA.TH Unit: mm PCY-SP24KA.TH OCH642...
  • Page 8 Unit: mm PCY-SP30KA.TH PCY-SP36KA.TH PCY-SP42KA.TH PCY-SP48KA.TH OCH642...
  • Page 9 Unit: mm WIRED REMOTE CONTROLLER PAR-21MAA PAR-32MAA (Option) 19.5 WIRELESS REMOTE CONTROLLER (Option) OCH642...

  • Page 10: Wiring Diagram

    WIRING DIAGRAM PCY-SP18KA.TH PCY-SP24KA.TH PCY-SP30KA.TH PCY-SP36KA.TH PCY-SP42KA.TH PCY-SP48KA.TH [LEGEND] SYMBOL NAME SYMBOL NAME INDOOR CONTROLLER BOARD TERMINAL BLOCK (INDOOR/OUTDOOR CONNECTING LINE) TERMINAL BLOCK (REMOTE CONTROLLER CN2L CONNECTOR (LOSSNAY) TB5,TB6 CN32 CONNECTOR (REMOTE SWITCH) TRANSMISSION LINE) CN41 CONNECTOR (HA TERMINAL-A) ROOM TEMP. THERMISTOR CN51 CONNECTOR (CENTRALLY CONTROL) (0°C/15kΩ, 25°C/5.4kΩ...

  • Page 11: Refrigerant System Diagram

    REFRIGERANT SYSTEM DIAGRAM PCY-SP18KA.TH PCY-SP24KA.TH PCY-SP30KA.TH PCY-SP36KA.TH PCY-SP42KA.TH PCY-SP48KA.TH Strainer Heat exchanger Refrigerant GAS pipe connection (Flare) Condenser/evaporator temperature thermistor (TH5) Refrigerant flow in cooling Refrigerant LIQUID pipe connection (Flare) Pipe temperature thermistor/liquid Room temperature (TH2) thermistor (TH1) Strainer Distributor with strainer 1/2 #50/#50 OCH642...

  • Page 12: Emergency Operation

    9-5. EMERGENCY OPERATION 9-5-1. When wireless remote controller fails or its battery is exhausted When the remote controller cannot be used When the batteries of the remote controller run out or the remote control- ler malfunctions, the emergency operation can be done using the emer- gency buttons on the grille.

This manual is also suitable for:

Puy-sp48ykaPuy-sp48vkaPuy-sp36ykaPuy-sp42yka

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