Toyotomi TAN-A32IV User Manual

SERVICE MANUAL
ROOM AIR CONDITIONER
TAN/TAG-A28IV
TAN/TAG-A32IV
TAN/TAG-A53IV
CONTENTS
SPECIFICATION .................................................................... 1
FUNCTIONS .......................................................................... 7
SERVICE FUNCTION EXPLANATION .................................. 9
OPERATION DETAILS......................................................... 10
TROUBLESHOOTING GUIDE ............................................. 16
PERFORMANCE CURVE DIAGRAM ..................................22
ELECTRIC CIRCUIT DIAGRAM .......................................... 26
SCHEMATIC DIAGRAM AND PCB’S .................................. 30
PARTS LIST (PCB) .............................................................. 40
SEMICONDUCTOR LEAD IDENTIFICATION...................... 51
SEMICONDUCTOR PIN FUNCTION................................... 55
THERMISTOR RESISTANCE CHART ................................. 60
EXPLODED VIEW (INDOOR UNIT) .................................... 68
EXPLODED VIEW (OUTDOOR UNIT) ................................ 71
PARTS LIST (INDOOR UNIT) .............................................. 73
PARTS LIST (OUTDOOR UNIT) .......................................... 74

Toyotomi TAN-A32IV Specifications

General

Brand	Toyotomi
Model	TAN-A32IV
Category	Air Conditioner
Language	English

Summary

Specification

Functions

Remote-Control Transmitter

Details functions controllable via the remote transmitter.

Indoor Unit

Explains functions related to the indoor unit's operation.

Outdoor Unit

Describes functions specific to the outdoor unit.

Service Function Explanation

Emergency and Test Operation

How to perform emergency and test operations.

How to Release Emergency and Test Operation

Procedures for exiting emergency/test modes.

Interference Prevention of Signals from the Remote Controller

Steps to prevent signal interference between units.

Operation Details

Timer Operation

Explanation of timer functions for operation control.

Airflow Direction Control

Details on controlling the airflow direction.

Troubleshooting Guide

For Your Safety Use

Crucial safety instructions for handling the equipment.

Indication Lamp

Explains error codes indicated by lamps.

Check a Following Steps

Step-by-step checks for troubleshooting issues.

Electric Character

Electrical characteristics for troubleshooting.

Display of Errors in the Past

How to view past error logs.

Wiring Diagram

Performance Curve Diagram

Remarks for Gas Pressure Check and Charging

Notes on gas pressure checks and refrigerant charging.

Electric Circuit Diagram

Thermistor Resistance Chart

Exploded View (Indoor Unit)

Exploded View (Outdoor Unit)

Parts List (Indoor Unit)

Parts List (Outdoor Unit)