TECHNICAL BULLETINS - ComfortStar - Air Conditioning & Heating Products

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Technical Bulletins

These Technical Bulletins are NOT meant for homeowners or end users, only licensed professionals.

Switch to °C and °F on All Series Remote Controls

Technical Bulletin No. TB240423-1

Switch to °F to °C on Select Remote Controls Model

Technical Bulletin No. TB240718-01

(MRH-410-G ) Code and Specifications of Sensors

Sensors & Protectors

Technical Bulletin No. TB240805-01

Switch to °C and °F on Select Remote Controls Model

Technical Bulletin No. TB240423-1

CHT-23-WIFI-2024

Technical Bulletin No. CHT-23-WIFI-2024

MRR-T Wiring Diagrams for Inverter or On-Off Units

Technical Bulletin No. TB231212-12

Procedure To Properly Charge Refrigerant To CPR/CPH Units On Cold Weather

Technical Bulletin No. TB11-20-2023

Combination Piston Size

Technical Bulletin No. TB230904-01

24V+485 AHU Wiring Connecting Guide

Technical Bulletin No. TB230427-03

Multi-Function Board AWC-8P-CHF

Technical Bulletin No. TB221202-02