Mitsubishi Electric TRANE NTXMPH A AA Series User Manual

CONTENTS
1. TECHNICAL CHANGES
·······································
2
2. PART NAMES AND FUNCTIONS ····················· 3
3. SPECIFICATION ················································ 6
4. OUTLINES AND DIMENSIONS ························ 8
5. WIRING DIAGRAM ·········································· 10
6. REFRIGERANT SYSTEM DIAGRAM ············· 12
7. SERVICE FUNCTIONS ··································· 13
8. MICROPROCESSOR CONTROL ··················· 15
9. TROUBLESHOOTING ····································· 23
10. DISASSEMBLY INSTRUCTIONS ···················· 41
Outdoor unit service manual
NTXSST•A112AA, NTYSST•A112AA Series (OBHT733)
NTXMMX•A•AA, NTXMPH•A•AA Series (OCHT573)
PARTS CATALOG (OBBT732)
NTXWST18A112AA
NTYWST18A112AA
INDOOR UNIT
SERVICE MANUAL
INDOOR UNIT
Models
NTXWST06A112AA
NTXWST09A112AA NTYWST09A112AA
NTXWST12A112AA NTYWST12A112AA
NTXWST15A112AA NTYWST15A112AA
NTXWST18A112AA NTYWST18A112AA
NTXWST24A112AA NTYWST24A112AA
No. OBHT732

Mitsubishi Electric TRANE NTXMPH A AA Series Specifications

General

Brand	Mitsubishi Electric
Model	TRANE NTXMPH A AA Series
Category	Air Conditioner
Language	English

Summary

Specifications

Wiring Diagram

Refrigerant System Diagram

Microprocessor Control

Wireless Remote Controller

Explains the buttons and functions of the wireless remote controller.

Troubleshooting

Troubleshooting Precautions and Battery Replacement

Essential safety advice and procedures for replacing remote controller batteries.

Failure Mode Recall Function

Diagnostic tool to recall and identify past abnormal conditions.

Failure Mode Recall Function Flow Chart

Step-by-step guide to recall failure modes using the remote.

Indoor Unit Failure Diagnostics

Tables and flowcharts for diagnosing common indoor unit faults.

Component Troubleshooting Criteria

Criteria for testing main components like thermistors and motors.

Specific Error Troubleshooting

Detailed troubleshooting steps for specific errors like fan motor, remote, PC board, and wiring.

Test Point Diagram and Voltage

PC Board Diagrams and Voltage Points

Diagrams and voltage points for power, terminal, and electronic control PC boards.