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AGS Manuals & User Guides

AGS (American Gas Safety) is a leading manufacturer of gas detection systems, utility controllers, and environmental safety sensors for commercial and residential use.

Tip: include the full model number printed on your AGS label for the best match.

About AGS manuals on Manuals.plus

AGS (American Gas Safety) provides industry-leading solutions for gas detection and utility control. The brand is best known for its Merlin series of gas interlock systems and controllers, which ensure the safe operation of gas appliances in commercial and industrial environments.

Key product categories include:

  • Merlin Gas Controllers: Systems for gas pressure proving and laboratory utility control.
  • Refrigerant Detectors: VRF and HVAC sensors for detecting leaks of gases like R410A and R32.
  • Environmental Sensors: Duct-mounted CO2, temperature, and humidity sensors.

Note: This section also hosts user guides for AGS Annealer (cartridge brass annealing machines) and AGS Automotive products. Please refer to the specific manual for the correct support contact information.

AGS manuals

Latest manuals from manuals+ curated for this brand.

AGS DSCO2 Merlin Duct Sensor Instruction Manual

November 16, 2025
AGS DSCO2 Merlin Duct Sensor Product Usage Instructions The Merlin DS CO2 Duct Sensor is designed for direct installation in ventilation ducts to control the ventilation system by transmitting measured…

AGS LPGCO-35 Dual Gas Controller Installation Guide

October 18, 2024
LPGCO-35 Dual Gas Controller Product Information Specifications Product Name: Mini Merlin LPGCO-35 Dual Gas Controller Manufacturer: American Gas Safety Rev: 08 Product Usage Instructions Safety Information It is important to…

AGS Merlin FS1 Single Fan Switch User Guide

September 16, 2024
AGS Merlin FS1 Single Fan Switch Product Information Specifications Product Name: Merlin FS1 Single Fan Switch Designed for indoor operation only Internal Fuse: Anti-surge fuse 3.15A 250Vac 5x20 Power Supply:…

AGS Merlin Water Temperature Monitor Instruction Manual

September 2, 2024
AGS Merlin Water Temperature Monitor Specifications Product Name: Merlin WTM Water Temperature Monitor Manufacturer: AGS Application: Health care facilities water supply system monitoring Power Supply: 110/240VAC Power Input: 3A switched…

AGS-GSV Gas Solenoid Valve: Installation and Maintenance Guide

Installation and Maintenance Instructions
Comprehensive installation and maintenance instructions for the AGS-GSV Gas Solenoid Valve by American Gas Safety. Covers specifications, dimensions, capacity, pressure drop, installation, electrical connections, and coil care.

AGS FAB-1 System User & Installation Manual

manual
Detailed installation, operating, and maintenance instructions for the AGS FAB-1 Fire Alarm Bypass Panel, including setup, operation, and troubleshooting. Covers panel mounting, mains supply, connections, timeout facility, and LED status.

AGS manuals from online retailers

AGS BLF37 Adapter Fitting User Manual

BLF37 • September 10, 2025
Comprehensive user manual for the AGS BLF37 Adapter Fitting, including setup, operation, maintenance, troubleshooting, and specifications.

AGS BL520 Brake Lines User Manual

BL520 • June 9, 2025
Comprehensive user manual for AGS BL520 Brake Lines, a durable alloy steel brake line. Includes detailed specifications, installation guidelines, operation, maintenance, and troubleshooting information for this automotive replacement…

AGS video guides

Watch setup, installation, and troubleshooting videos for this brand.

AGS support FAQ

Common questions about manuals, registration, and support for this brand.

  • How often should AGS Merlin gas sensors be serviced?

    It is recommended that AGS gas detection products, such as the Merlin series, be commissioned upon installation and serviced annually. Electrochemical sensors typically have a 5-year operational life.

  • What is the warranty period for AGS Safety products?

    American Gas Safety warrants its products to be free of defects in material and workmanship for a period of 3 years from the date of purchase.

  • Who do I contact for AGS Annealer support?

    For support regarding AGS Annealer / AGS Custom products (reloading equipment), please call +1-307-800-3183 or email office@agsannealer.com.

  • What do the localized LED indicators mean on Merlin detectors?

    Merlin detectors typically feature a 'Traffic Light' LED system: Green for Normal (safe), Yellow/Amber for Pre-Alarm or Service Required, and Red for Alarm conditions requiring immediate attention/shut-off.