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Mitsubishi Electric PUD-SWM60VAA User Manual

Mitsubishi Electric PUD-SWM60VAA
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SERVICE MANUAL
No. OCH756
R32
January 2021
PARTS CATALOG (OCB756)
CONTENTS
1. REFERENCE MANUAL ································ 2
2. SAFETY PRECAUTION ······························· 3
3. SPECIFICATIONS ······································ 11
4. DATA ··························································· 13
5. OUTLINES AND DIMENSIONS·················· 15
6. WIRING DIAGRAM ····································· 16
7. WIRING SPECIFICATIONS ························ 19
8. REFRIGERANT SYSTEM DIAGRAM ········ 20
9. TROUBLESHOOTING ································ 22
10. MONITORING THE OPERATION DATA
BY THE REMOTE CONTROLLER ············· 65
11. DISASSEMBLY PROCEDURE ··················· 70
Note:
• This manual describes
service data of the outdoor
units only.
AIR TO WATER HEAT PUMP UNITS
OUTDOOR UNIT
[Model Name]
PUD-SWM60VAA
PUD-SWM80VAA
PUD-SWM100VAA
PUD-SWM120VAA
PUD-SWM80YAA
PUD-SWM100YAA
PUD-SWM120YAA
PUD-SHWM60VAA
PUD-SHWM80VAA
PUD-SHWM100VAA
PUD-SHWM120VAA
PUD-SHWM140VAA
PUD-SHWM80YAA
PUD-SHWM100YAA
PUD-SHWM120YAA
PUD-SHWM140YAA
[Service Ref.]
PUD-SWM60VAAR1
PUD-SWM80VAAR1
PUD-SWM100VAAR1
PUD-SWM120VAAR1
PUD-SWM80YAAR1
PUD-SWM100YAAR1
PUD-SWM120YAAR1
PUD-SHWM60VAAR1
PUD-SHWM80VAAR1
PUD-SHWM100VAAR1
PUD-SHWM120VAAR1
PUD-SHWM140VAAR1
PUD-SHWM80YAAR1
PUD-SHWM100YAAR1
PUD-SHWM120YAAR1
PUD-SHWM140YAAR1
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Mitsubishi Electric PUD-SWM60VAA Specifications

General IconGeneral
CategoryHeat Pump
ModelPUD-SWM60VAA
Cooling Capacity6.0 kW
RefrigerantR410A
Power Supply220-240 V, 50 Hz, Single Phase
Energy Efficiency Ratio (EER)3.2

Summary

1 REFERENCE MANUAL

1-1. FOR AIR TO WATER SYSTEM

Lists indoor unit service manuals for air to water systems.

2 SAFETY PRECAUTION

2-1. ALWAYS OBSERVE FOR SAFETY

Safety precautions before and during repair service.

2-2. CAUTIONS RELATED TO NEW REFRIGERANT

Cautions for units utilizing R32 refrigerant.

[1] Warning for service

General warnings for service operations and unit handling.

[2] Cautions for service

Specific cautions to follow when performing service.

3 SPECIFICATIONS

OUTDOOR UNIT

Technical specifications for outdoor units, listed by service reference.

4 DATA

4-1. REFILLING REFRIGERANT CHARGE (R32: kg)

Initial and additional refrigerant charge amounts by model.

4-2. COMPRESSOR TECHNICAL DATA

Compressor model and winding resistance data.

4-3. NOISE CRITERION CURVES

Noise level curves for various models under heating mode.

5 OUTLINES AND DIMENSIONS

FREE SPACE AND SERVICE CLEARANCES

Recommended clearance around unit for operation and service access.

FOUNDATION BOLTS AND PIPING/WIRING

Requirements for unit securing and connection directions.

6 WIRING DIAGRAM

OUTDOOR UNIT WIRING DIAGRAMS

Wiring diagrams for various outdoor unit models and their components.

7 WIRING SPECIFICATIONS

FIELD ELECTRICAL WIRING (power wiring specifications)

Power wiring specifications for different outdoor unit models.

8 REFRIGERANT SYSTEM DIAGRAM

REFRIGERANT FLOW DIAGRAMS

Diagrams showing refrigerant flow in heating and defrosting modes.

9 TROUBLESHOOTING

9-1. TROUBLESHOOTING SUMMARY

Summary of self-diagnosis check codes and corrective actions.

9-2. SELF-DIAGNOSIS ACTION TABLE

Table of abnormalities detected on power-on and their causes/judgments.

9-3. TROUBLESHOOTING OF PROBLEMS

Common operational phenomena and their countermeasures.

9-4. HOW TO CHECK THE PARTS

Procedures for checking major components like thermistors, motors, and valves.

9-5. HOW TO CHECK THE COMPONENTS

PROCEDURES FOR CHECKING SENSORS AND MOTORS

Procedures for checking sensors and motors.

9-6. TEST POINT DIAGRAM

CIRCUIT BOARD TEST POINTS

Diagrams showing test points on various circuit boards for diagnosis.

9-7. FUNCTION OF SWITCHES, CONNECTORS AND JUMPERS

SWITCH AND JUMPER FUNCTIONS

Details on DIP switches, push switches, and their operational functions.

SPECIAL FUNCTIONS

ON-SITE MODIFICATIONS (Low Noise, Demand, Pump Down)

Instructions for activating special functions via optional parts or settings.

DISPLAY FUNCTION OF INSPECTION FOR OUTDOOR UNIT

(1) Normal condition

LED indications for normal operation states.

(2) Abnormal condition

LED indications and check codes for normal and abnormal conditions.

10 MONITORING THE OPERATION DATA BY THE REMOTE CONTROLLER

10-1. Request Code List

List of request codes for monitoring various operational parameters.

10-1-1. Detail Contents in Request Code

Detailed explanations for operation states, control states, and data parameters.

11 DISASSEMBLY PROCEDURE

REMOVING PANELS AND EXTERNAL COMPONENTS

Steps for removing service panels, top panels, fan motors, and electrical boxes.

REMOVING ELECTRICAL PARTS BOX (V-TYPE)

Detailed steps for disassembling the electrical parts box for V-type models.

DISASSEMBLING ELECTRICAL PARTS BOX (Y-TYPE & SHWM140V)

Steps for disassembling electrical parts boxes for Y-type and SHWM140V models.

REMOVING THERMISTORS (2-PHASE PIPE, AMBIENT)

Procedures for removing 2-phase pipe and ambient thermistors.

11 DISASSEMBLY PROCEDURE

REMOVING THERMISTORS (LIQUID, DISCHARGE, SUCTION, COMP. SURFACE)

Procedures for removing liquid, discharge, suction, and comp. surface thermistors.

REMOVING VALVES, SWITCHES, AND SENSORS

Procedures for removing 4-way valve, LEV, high pressure switch, and sensor.

REMOVING COMPRESSOR AND REACTORS

Procedures for removing the compressor and reactors.

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