Toyotomi TAN-A28EW User Manual

CONTENTS
SPECIFICATION .................................................................... 1
FUNCTIONS .......................................................................... 7
SERVICE FUNCTION EXPLANATION .................................. 9
OPERATION DETAILS .........................................................10
TROUBLESHOOTING GUIDE .............................................19
PERFORMANCE CURVE DIAGRAM .................................. 27
SCHEMATIC DIAGRAM AND
THERMISTOR RESISTANCE CHART.................................
ELECTRIC CIRCUIT DIAGRAM ..........................................
EXPLODED VIEW (INDOOR UNIT) ....................................
EXPLODED VIEW (OUTDOOR UNIT) ................................
PARTS LIST (INDOOR UNIT) ..............................................
PARTS LIST (OUTDOOR UNIT)..........................................
SERVICE MANUAL
ROOM AIR CONDITIONER
TAN/TAG-A20EW
TAN/TAG-A28EW
TAN/TAG-A32EW

Toyotomi TAN-A28EW Specifications

General

Brand	Toyotomi
Model	TAN-A28EW
Category	Air Conditioner
Language	English

Summary

SPECIFICATION

FUNCTIONS

SERVICE FUNCTION EXPLANATION

EMERGENCY AND TEST OPERATION

Explains emergency and test operation modes.

INTERFERENCE PREVENTION OF SIGNALS

How to prevent signal interference between units.

OPERATION DETAILS

TIMER AND AIRFLOW CONTROL

Details on setting timers and adjusting airflow direction.

OPERATING MODES AND PROTECTIONS

Explains cooling, dry, heating modes, and safety/protection functions.

REFRIGERATION CYCLE DIAGRAM

Visual representation of the refrigeration cycle.

TROUBLESHOOTING GUIDE

OPERATION AND HEATING ISSUES

Troubleshooting for dry, cooling, and heating operation problems.

DIAGNOSTICS, WIRING, AND DISASSEMBLY

Steps for checking, wiring, and disassembling components for troubleshooting.

COMPONENT PROTECTION AND RELAYS

Information on overheat preventive relays and component protection.

PERFORMANCE CURVE DIAGRAM

GAS PRESSURE AND CHARGING GUIDELINES

Remarks on refrigerant gas pressure checks and charging procedures.

THERMISTOR RESISTANCE CHART

ROOM TEMPERATURE SENSOR DATA

Resistance values for room temperature sensor at various temperatures.

DEFROST TEMPERATURE SENSOR DATA

Resistance values for defrost sensor at various temperatures.

ELECTRIC CIRCUIT DIAGRAM

EXPLODED VIEW (INDOOR UNIT)

EXPLODED VIEW (OUTDOOR UNIT)

PARTS LIST (INDOOR UNIT)

PARTS LIST (OUTDOOR UNIT)