Toshiba MMD-AP0126BHP1-E - User Manual

R410A
FILE NO. SVM-16043
SERVICE MANUAL
AIR-CONDITIONER
MULTI TYPE
INDOOR UNIT
< Concealed Duct Standard Type >
MMD-AP0076BHP1-E
MMD-AP0096BHP1-E
MMD-AP0126BHP1-E
MMD-AP0156BHP1-E
MMD-AP0186BHP1-E
MMD-AP0246BHP1-E
MMD-AP0276BHP1-E
MMD-AP0306BHP1-E
MMD-AP0366BHP1-E
MMD-AP0486BHP1-E
MMD-AP0566BHP1-E
MMD-AP0076BHP1-TR
MMD-AP0096BH
P1-TR
MMD-AP0126BHP1-TR
MMD-AP0156BHP1-TR
MMD-AP0186BHP1-TR
MMD-AP02
46BHP1-TR
MMD-AP0276BHP1-TR
MMD-AP0306BHP1-TR
MMD-AP0366BHP1-TR
MMD-AP0486BHP1-TR
MMD-AP0566BHP1-TR
April
201 6

Summary

Definition of Qualified Installer or Qualified Service Person

PRECAUTIONS FOR SAFETY

Specifications

2. AIR DUCTING WORK

4. WIRING DIAGRAMS

6. REFRIGERANT CYCLE DIAGRAM

7. CONTROL OUTLINE

8. APPLIED CONTROL AND FUNCTIONS (INCLUDING CIRCUIT CONFIGURATION)

8-1. Indoor controller block diagram

8-2. Indoor Print Circuit Board MCC-1631

8-4. Test operation of indoor unit

8-5. Method to set indoor unit function DN code

8-6. Applied control of indoor unit

9. TROUBLESHOOTING

9-1. Overview

Provides general information and tools required for troubleshooting the air conditioner.

9-2. Troubleshooting method

Details the procedure for troubleshooting based on detected check codes and system status.

9-3. Troubleshooting based on information displayed on remote controller

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

9-4. Check codes displayed on remote controller and SMMS outdoor unit (7-segment display on I;F board) and locations to be checked

Lists check codes displayed on various units and their corresponding fault sites for diagnosis.

10. P.C. BOARD EXCHANGE PROCEDURES

10-1. Replacement of indoor P.C. boards

Outlines procedures and precautions for replacing the indoor unit's main P.C. board.

12. EXPLODED VIEWS AND PARTS LIST

12-1. Concealed duct standard type

Toshiba MMD-AP0126BHP1-E Specifications