Complete

Duct connection guide 2015 models
1. Document Overview The guide lists compatible indoor/outdoor models across ARTG, ARTA, ARTC, ARXB, ARXA, and ARXC series, specifying: Static pressure...
Tue, 11 Nov, 2025 at 10:15 PM
Duct connection guide 2016 models
This guide provides model compatibility, static pressure ranges, and duct connection dimensions for 2016 Fujitsu ducted systems. It is a technical installa...
Tue, 11 Nov, 2025 at 10:27 PM
3-Phase Inverter Training – Technical Overview
Purpose To provide service technicians with a detailed understanding of: How inverter control operates within 3-phase Fujitsu systems. The functions ...
Tue, 11 Nov, 2025 at 10:39 PM
DC Fan Motor Training – Technical Overview
Purpose To explain the operating principles, control systems, and service functions of DC fan motors used in Fujitsu air conditioning systems. This module ...
Tue, 11 Nov, 2025 at 10:43 PM
Outdoor Thermistor Resistance Values – Service Reference
Purpose To verify the accuracy and operation of thermistors installed in Fujitsu outdoor units by checking their resistance values against standard refe...
Tue, 11 Nov, 2025 at 10:46 PM
Thermistor Testing – Voltage and Resistance Verification
Description Thermistors are critical temperature sensors used to monitor operating conditions throughout Fujitsu systems, including room air, refrigerant c...
Tue, 11 Nov, 2025 at 10:49 PM
Electronic Expansion Valve (EEV) Coil Testing
Description Electronic Expansion Valves (EEVs) regulate refrigerant flow through the system by using a stepper motor controlled via precise voltage pulses....
Tue, 11 Nov, 2025 at 10:52 PM
Pressure Transducer Sensor Testing
Description The pressure transducer sensor is a critical input component used to monitor the refrigerant system pressure in both heating and cooling modes....
Tue, 11 Nov, 2025 at 10:55 PM
ACTPM (Active Filter Module) Testing
Description The Active Filter Module (ACTPM), also referred to as the Active PFC / IPM Module, is responsible for maintaining efficient power factor correc...
Tue, 11 Nov, 2025 at 11:00 PM
Enabling FAN Mode on VRF Indoor Units
Overview FAN Mode operation is now available on certain VRF indoor units. This functionality was added following a software update that introduced inverse ...
Tue, 11 Nov, 2025 at 11:04 PM