Complete

R32 Multi system - 2 to 5 rooms AOTH36KBTA5 AOTH45KBTA5
1. Overview The Fujitsu R32 Multi System is a high-efficiency, inverter-driven air conditioning solution designed to serve two to five indoor units from a ...
Tue, 11 Nov, 2025 at 8:35 PM
R32 5 rooms Multi-split Service training for indoor unit
1. System Overview The Fujitsu R32 Multi System is a variable refrigerant multi-type system designed to connect two to five indoor units to a single ou...
Tue, 11 Nov, 2025 at 8:38 PM
Reset Procedure – Fujitsu Rooftop Package Unit (RTPU)
1. Overview When a rooftop package unit (RTPU) enters a fault or alarm condition, it will display an alarm icon on the controller home screen. Depending on...
Tue, 11 Nov, 2025 at 8:47 PM
Installing Fan Speed Controller – Fujitsu Rooftop Package Unit (RTPU)
1. Purpose The Fan Speed Controller (FSC) modulates condenser fan operation in response to condenser pressure or a 0–10 V signal. It provides variable fan ...
Tue, 11 Nov, 2025 at 8:51 PM
Low Noise & Peak Cut Function Setup – AOTA72LALT / AOTA90LALT
1. Overview The Low Noise Mode and Peak Cut Mode functions allow reduction of outdoor unit operating sound and power consumption, respectively. These featu...
Tue, 11 Nov, 2025 at 8:57 PM
AOTD60LATT - PFC PCB board
Background Field reports have identified occurrences of Error Code 19 (PFC PCB error) displayed on the outdoor unit’s LEDs, or Error Code 33 appearing on t...
Tue, 11 Nov, 2025 at 9:00 PM
AOTG45–60LBTA – Low Noise & Peak Cut Function Setup
1. Purpose The Low Noise and Peak Cut functions enable service technicians and installers to adjust outdoor unit operation based on site requirements: L...
Tue, 11 Nov, 2025 at 9:08 PM
ARTG45~60LDTA – Defrost Operation Control
1. Purpose The defrost control logic automatically manages outdoor coil frost removal to maintain heating performance and efficiency. This document expla...
Tue, 11 Nov, 2025 at 9:11 PM
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 9:15 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 9:27 PM