Complete
Overview The DC Brushless Fan Motor operates using a high-voltage DC circuit (330–380V DC) and a 15V DC control circuit. It includes an integrated control ...
Tue, 11 Nov, 2025 at 11:28 PM
Overview The compressor is the core component responsible for pressurizing refrigerant within the refrigeration cycle. Accurate resistance and insulation t...
Tue, 11 Nov, 2025 at 11:30 PM
Overview The 3-Wire Remote Signal Test verifies communication integrity between the wall-mounted remote controller and the indoor unit. This test confirms ...
Tue, 11 Nov, 2025 at 11:32 PM
Overview The System Signal Test verifies serial communication between indoor and outdoor units in a split or multi-system configuration. This diagnostic en...
Tue, 11 Nov, 2025 at 11:36 PM
Overview This section provides a detailed understanding of key electronic control components and their role within Fujitsu General outdoor and indoor units...
Tue, 11 Nov, 2025 at 11:41 PM
Overview Both the UTY-CDRXZC and UTY-ANY controllers can operate standard 24V AC zone motors; however, the RJ12 pin configuration differs between models. T...
Tue, 11 Nov, 2025 at 11:51 PM
Overview This document provides a detailed list of error codes and diagnostic references for earlier Fujitsu General models. It supports field technicians ...
Wed, 12 Nov, 2025 at 12:20 AM
Overview This reference provides the standard resistance and voltage values for Fujitsu General thermistors used in indoor and outdoor systems. Thermisto...
Wed, 12 Nov, 2025 at 12:22 AM
Overview This document outlines the standard diagnostic and component testing procedures for Fujitsu air conditioning systems. It provides field technician...
Wed, 12 Nov, 2025 at 12:28 AM
Applicable Models: Covers multiple Fujitsu DC Brushless and Induction Fan Motors, including AOT, ART, AST, ABT, and AUT series. Overview This document p...
Wed, 12 Nov, 2025 at 12:31 AM