Trane NTXMPH24A132AA - User Manual

HFC
utilized
R410A
PARTS CATALOG (OBBT702)
SERVICE MANUAL
No. OBHT702
CONTENTS
1. TECHNICAL CHANGES ··································· 4
2. PART NAMES AND FUNCTIONS ····················· 5
3. SPECIFICATION ················································ 6
4. NOISE CRITERIA CURVES ···························· 14
5. OUTLINES AND DIMENSIONS ······················ 16
6. WIRING DIAGRAM ·········································· 22
7. REFRIGERANT SYSTEM DIAGRAM ············· 28
8. DATA ································································ 41
9. ACTUATOR CONTROL ··································· 70
10. SERVICE FUNCTIONS ···································· 71
11. TROUBLESHOOTING ····································· 73
12. DISASSEMBLY INSTRUCTIONS ···················· 94
Models
NTXMMX20A122AA
NTXMMX24A132AA
NTXMMX30A132AA
NTXMMX36A142AA
NTXMMX42A152AA
NTXMPH20A122AA
NTXMPH24A132AA
NTXMPH30A132AA
NTXMMX24A132AA
NTXMMX30A132AA
NTXMMX36A142AA
OUTDOOR UNIT
Indoor unit service manual
NTXWPH·A Series (OBHT683)
NTX(Y)WST·A Series (OBHT732)
NTXFKS·A Series (OBHT752)
NTXCKS·A Series (OCHT669)
PLA-A·EA Series (OCH640)
NTXDKS·A Series
PEAD-A·AA Series
PCA-A·KA Series (OCH455)
NTXAMT·A Series

Trane NTXMPH24A132AA Specifications

General

Model	NTXMPH24A132AA
Cooling Capacity	24, 000 BTU/H
HSPF	Not Applicable
Refrigerant	R-410A
Voltage	208/230V
Phase	1
Frequency	60 Hz
Operating Range (Cooling)	55°F to 125°F
Type	Air Conditioner
Compressor Type	Single-Stage
Stages	1

Summary

Trane Mitsubishi Electric Outdoor Unit Service Manual

Models Covered

Lists the outdoor unit models included in this service manual for reference.

1 TECHNICAL CHANGES

New Model Introduction

Details about the introduction of a new model within the service manual's scope.

2 PART NAMES AND FUNCTIONS

3 SPECIFICATION

4 NOISE CRITERIA CURVES

5 OUTLINES AND DIMENSIONS

6 WIRING DIAGRAM

7 REFRIGERANT SYSTEM DIAGRAM

8 DATA

9 ACTUATOR CONTROL

10 SERVICE FUNCTIONS

10-1. PRE-HEAT CONTROL

Details on the pre-heat control function for compressor startup and its deactivation.

10-2. AUTO LINE CORRECTING

Function for automatic detection and correction of improper wiring or piping.

11 TROUBLESHOOTING

11-1. Cautions and Preparation

Essential safety precautions and initial checks before performing troubleshooting procedures.

Failure Identification and Recall Procedures

Methods for recalling failure modes and interpreting LED indications for diagnosis.

Troubleshooting Flowcharts and Component Checks

Step-by-step troubleshooting guidance, check tables, and criteria for main components.

12 DISASSEMBLY INSTRUCTIONS

12-1. NTXMMX20 A122 AA Disassembly

Procedure for removing the cabinet and panels for the NTXMMX20A122AA model.

12-2. Disassembly for NTXMMX24 A;30 A;36 A142 AA

Procedure for removing panels for NTXMMX24A, NTXMMX30A, and NTXMMX36A142AA models.

12-3. Disassembly for NTXMMX42 A152 AA and NTXMPH models

Procedure for removing panels for NTXMMX42A152AA and NTXMPH series models.