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Mitsubishi Electric CMB-P1016V-E User Manual

Mitsubishi Electric CMB-P1016V-E
178 pages
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AIR CONDITIONERS CITY MULTI
Models PUHY-200YMF-B, 250YMF-B
PUHY-P200YMF-B, P250YMF-B
PUY-200YMF-B, 250YMF-B
PURY-200YMF-B, 250YMF-B
PURY-P200YMF-B, P250YMF-B
CMB-P104, P105, P106, P108, P1010V-D
CMB-P104, P105, P106, P108, P1010, P1013, P1016V-E
Service Handbook
Service Handbook PUHY-200YMF-B, 250YMF-B
PUHY-P200YMF-B, P250YMF-B
PUY-200YMF-B, 250YMF-B
PURY-200YMF-B, 250YMF-B
PURY-P200YMF-B, P250YMF-B
CMB-P104, P105, P106, P108, P1010V-D
CMB-P104, P105, P106, P108, P1010, P1013, P1016V-E
HEAD OFFICE MITSUBISHI DENKI BLDG. MARUNOUCHI TOKYO 100-0005 TELEX J24532 CABLE MELCO TOKYO
Issued in June 1999 MEE98K028
Printed in Japan
New publication effective June 1999
Specifications subject to change without notice.
Service Handbook PUHY, PUY, PURY-200·250YMF-B/PUHY, PURY-P200·P250YMF-B/CMB-P-V-D, CMB-P-V-E
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Mitsubishi Electric CMB-P1016V-E Specifications

General IconGeneral
CategoryAir Conditioner
RefrigerantR410A
Indoor Unit Noise LevelN/A (depends on connected indoor units)
Indoor Unit Dimensions (WxHxD)N/A (depends on connected indoor units)
Indoor Unit WeightN/A (depends on connected indoor units)

Summary

PRECAUTIONS FOR DEVICES THAT USE R407C REFRIGERANT

Storage of Piping Material

Guidance on storing refrigerant piping to prevent contamination and maintain quality.

Piping Machining

Instructions for preparing refrigerant piping, including oil application for connections.

Necessary Apparatus and Materials and Notes on Their Handling

Brazing

Airtightness Test

Vacuuming

Charging of Refrigerant

Dryer

COMPONENT OF EQUIPMENT

Appearance of Components

Visual identification and labeling of major parts within the outdoor unit assembly.

Refrigerant Circuit Diagram and Thermal Sensor

1PUHY-200YMF-B, 250YMF-B

Refrigerant circuit diagram and thermal sensor locations for specific PUHY models.

2PUY-200YMF-B, 250YMF-B

Refrigerant circuit diagram and thermal sensor locations for specific PUY models.

➂PUHY-P200YMF-B, P250YMF-B

Refrigerant circuit diagram and thermal sensor locations for specific PUHY-P models.

➃PURY-200YMF-B, 250YMF-B

Refrigerant circuit diagram and thermal sensor locations for specific PURY models.

➄PURY-P200YMF-B, P250YMF-B

Refrigerant circuit diagram and thermal sensor locations for specific PURY-P models.

Equipment Composition

A. Outdoor Unit

Identification of outdoor unit models and their configurations.

B. BC controller

Information on BC controller models and their associated branch pipe kits.

C. Branch pipe kit/joint pipe kit

Details on various branch pipe and joint pipe kits for system configuration.

D. Indoor Unit

List of indoor unit models, capacities, and types available.

E. Option (Panel)

Information on optional decorative panels for indoor units.

F. Remote Controller

Identification of various remote controller models used with the system.

Electrical Wiring Diagram

1 PU(H)Y-(P)200·250YMF-B

Electrical wiring diagram specific to PU(H)Y-(P) models.

2 PURY-(P)200·250YMF-B

Electrical wiring diagram specific to PURY-(P) models.

Standard Operation Data

Cooling operation

Standard operational data for cooling mode, including ambient and sectional temperatures.

Heating operation

Standard operational data for heating mode, including ambient and sectional temperatures.

Function of Dip SW and Rotary SW

Outdoor unit

Configuration settings for outdoor unit switches (SWU, SW1, SW2, SW3, SW4).

Indoor unit

Configuration settings for indoor unit DIP switches (SW1, SW3, SW2).

TEST RUN

Before Test Run

Essential checks and precautions to perform before initiating a test run.

Test Run Method

Step-by-step guide for conducting a test run and verifying system operations.

Check points for system structure

Checks to perform from installation to test run for system structure verification.

Operation Flow Chart

Outdoor unit

Operational flow for the outdoor unit, including modes and error handling.

BC controller (for PURY)

Operational flow chart for the BC controller specific to PURY models.

Indoor unit

Operational flow chart detailing the logic for indoor unit operations and states.

Cooling operation

Flowchart detailing the operational sequence during cooling mode.

Heating operation

Flowchart detailing the operational sequence during heating mode.

Dry operation

Flowchart illustrating the operational sequence during dry operation mode.

List of Major Component Functions

Compressor

Function and specifications of the compressor.

High pressure sensor

Function and specifications of the high pressure sensor.

Low pressure sensor

Function and specifications of the low pressure sensor.

Pressure switch

Function and specifications of the pressure switch.

Thermistor

Function and specifications of various thermistors.

Solenoid valve

Function and specifications of solenoid valves.

Linear expansion valve

Function and specifications of linear expansion valves.

Liquid level detection heater

Function and specifications of the liquid level detection heater.

Thermistor

Function and specifications of various thermistors.

Pressure sensor

Function and specifications of pressure sensors.

Resistance of Temperature Sensor

REFRIGERANT AMOUNT ADJUSTMENT

Refrigerant Amount and Operating Characteristics

Explains the relationship between refrigerant amount and system performance.

Adjustment and Judgement of Refrigerant Amount

Methods for judging and adjusting refrigerant levels based on symptoms and self-diagnosis.

TROUBLESHOOTING

Principal Parts

Troubleshooting steps focusing on major components like sensors and valves.

Solenoid Valve (SV1, SV2) (PU(H)Y-(P)200, 250YMF-B)

Solenoid Valve (SV1~6) (PURY-(P)200·250YMF-B)

Outdoor LEV

Judgment Methods and Likely Failure Mode

Outdoor LEV (SLEV) Coil Removal Procedure (configuration)

Check Valves Block (PURY-(P)200·250YMF-B)

Power transistor

Diode stack

Thyristor module (SCRM)

Trouble and remedy of remote controller

Transmission Power Circuit (30 V) Check Procedure

Investigation of transmission wave shape/noise

Symptom caused by the noise entered into transmission line

Common symptoms and error codes associated with noise on the transmission line.

Method to confirm wave shape

Procedure for confirming transmission wave shape using an oscilloscope.

Checking and measures to be taken

Measures against noise

Specific actions to mitigate noise interference in transmission lines.

Treatment of Inverter and Compressor Troubles

Treatment of Fan Motor Related Troubles

Troubleshooting at breaker tripping

Individual Parts Failure Judgment Methods.

Troubleshooting the major components of the BC controller

Pressure sensor

Flowchart and steps for troubleshooting pressure sensors.

Temperature Sensor

LEV, Solenoid Valve Troubleshooting Flow

LEV

Solenoid Valve

Solenoid Valves (SVA, SVB, SVC, SVM)

BC controller transformer

BC Controller Disassembly Procedure

Service Panel

Procedure for removing the service panel to access internal components.

Control Box

Procedure for accessing and checking components within the BC controller's control box.

Thermistor (Liquid and gas piping temperature detection)

Procedure for checking and replacing thermistors for temperature detection.

Pressure Sensor

Procedure for checking and replacing pressure sensors.

LEV

Procedure for replacing applicable LEV units.

Solenoid Valve Coil

Procedure for removing and servicing solenoid valve coils.

LED Monitor Display

How to read LED for service monitor

Explanation of DIP switch settings and their relation to LED displays for operating conditions.

PREPARATION, REPAIRS AND REFRIGERANT REFILLING WHEN REPAIRING LEAKS

Location of leaks: Extension piping or indoor units (when cooling)

Steps for finding leaks in extension piping or indoor units during cooling operation.

Location of leaks: Extension piping or indoor units (Heating mode)

Steps for finding leaks in extension piping or indoor units during heating operation.

Location of leaks: Outdoor unit (when heating)

Procedure for locating and repairing leaks in the outdoor unit during heating operation.

CHECK THE COMPOSITION OF THE REFRIGERANT (PURY-P200·250YMF-B only)

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