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Mitsubishi Electric PUHY-(E)P200 - User Manual

Mitsubishi Electric PUHY-(E)P200
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Service Handbook
AIR CONDITIONERS
Models
PUHY-(E)P200, P250, (E)P300, P350, (E)P400, (E)P450YHM-A
PUHY-(E)P500, (E)P550, (E)P600, (E)P650YSHM-A
PUHY-(E)P700, (E)P750, (E)P800, (E)P850, (E)P900YSHM-A
PUHY-P950, P1000, P1050, P1100, P1150, P1200, P1250YSHM-A

Table of Contents

Questions and Answers

  • J
    joshuamathisAug 20, 2025
    How to fix water leakage from Mitsubishi Electric PUHY-(E)P200?
    • C
      chad17Aug 20, 2025
      If you notice water leaking from your Mitsubishi Electric Air Conditioner, inspect the drainage lines for any clogs. Also, ensure that the unit was properly installed.
  • Z
    Zachary DennisAug 22, 2025
    What to do if Mitsubishi Electric PUHY-(E)P200 discharge air temperature is abnormal?
    • N
      natalie22Aug 22, 2025
      If you observe an abnormal discharge air temperature in your Mitsubishi Electric Air Conditioner, inspect the refrigerant levels and ensure that the compressor is functioning properly.
  • T
    Travis RiveraAug 25, 2025
    How to troubleshoot abnormal high pressure in Mitsubishi Electric Air Conditioner?
    • A
      austinhowardAug 25, 2025
      If you notice abnormal high pressure in your Mitsubishi Electric Air Conditioner, check the system for blockages and ensure proper airflow.
  • G
    Garrett BautistaAug 27, 2025
    What causes abnormal low pressure in Mitsubishi Electric PUHY-(E)P200 Air Conditioner?
    • M
      Meredith RobinsonAug 27, 2025
      If you observe abnormal low pressure in your Mitsubishi Electric Air Conditioner, verify the refrigerant charge and check for any leaks.
  • L
    Lori PalmerAug 28, 2025
    How to fix heatsink overheat protection on Mitsubishi Electric PUHY-(E)P200?
    • B
      Brian NunezAug 28, 2025
      If the heatsink on your Mitsubishi Electric Air Conditioner is overheating, check the airflow around the heatsink and clean any dust build-up.
  • M
    Mr. Jonathan PerezAug 29, 2025
    How to fix temperature sensor failure in Mitsubishi Electric PUHY-(E)P200 Air Conditioner?
    • N
      Nicole GloverAug 30, 2025
      If the temperature sensor fails in your Mitsubishi Electric Air Conditioner, replace the malfunctioning temperature sensor.
  • K
    Kristopher HerreraSep 1, 2025
    What to do if drain pump fails in Mitsubishi Electric PUHY-(E)P200?
    • J
      Jonathan StantonSep 1, 2025
      If the drain pump fails in your Mitsubishi Electric Air Conditioner, check the drain pump for blockages and replace it if necessary.
  • J
    jerryjamesSep 2, 2025
    How to troubleshoot RPM error or motor malfunction in Mitsubishi Electric PUHY-(E)P200 Air Conditioner?
    • M
      Michael KaufmanSep 3, 2025
      If you are experiencing an RPM error or motor malfunction with your Mitsubishi Electric Air Conditioner, inspect the motor and RPM sensors for faults.
  • S
    Susan BurnsSep 4, 2025
    What to do for drain pump failure or float switch trip in Mitsubishi Electric PUHY-(E)P200?
    • R
      Roger DixonSep 4, 2025
      If the drain pump fails or the float switch trips on your Mitsubishi Electric Air Conditioner, reset the float switch and check the drainage system.
  • E
    Erin MccarthySep 6, 2025
    How to fix IPM error in Mitsubishi Electric Air Conditioner?
    • A
      amberwilsonSep 6, 2025
      If you encounter an IPM error with your Mitsubishi Electric Air Conditioner, inspect the inverter for faults and replace it as necessary.

Summary

I Read Before Servicing

Necessary Tools and Materials

Lists essential tools and materials for installation and servicing.

Piping Materials

Details specifications and types of copper pipes for refrigerant lines.

II Restrictions

System configuration

Details compatible indoor units for various outdoor unit capacities and combinations.

IV Remote Controller

Functions and Specifications of MA and ME Remote Controllers

Compares the functions and specifications of MA and ME remote controllers.

V Electrical Wiring Diagram

Electrical Wiring Diagram of the Outdoor Unit

Provides a detailed wiring diagram for the outdoor unit, illustrating connections and components.

VI Refrigerant Circuit

Refrigerant Circuit Diagram

Diagrams illustrating the refrigerant circuit for different outdoor unit models.

VII Control

VIII Test Run Mode

Items to be checked before a Test Run

Lists essential checks and preparations required before performing a test run.

Test Run Method

Step-by-step guide on how to perform a test run using the MA remote controller.

Adjusting the Refrigerant Amount

Details symptoms of incorrect refrigerant levels and how to adjust them.

Refrigerant Amount Adjust Mode

Explains how to enter and use the refrigerant adjustment mode for proper system charging.

IX Troubleshooting

Error Code Lists

Comprehensive list of error codes, their definitions, and the affected units.

Responding to Error Display on the Remote Controller

Explains how to interpret and respond to error codes displayed on the remote controller.

Troubleshooting Principal Parts

Detailed troubleshooting steps for key components like sensors, valves, and fans.

Refrigerant Leak

Procedures for detecting, repairing, and managing refrigerant leaks in various system configurations.

Mitsubishi Electric PUHY-(E)P200 Specifications

General IconGeneral
TypeHeat Pump
Cooling Capacity (kW)22.4
Heating Capacity (kW)25.0
RefrigerantR410A
SeriesCity Multi
Power Source380-415V, 50Hz
Operating Temperature (Cooling)-5°C to 46°C
Operating Temperature (Heating)-20°C to 15.5°C

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