The Fisher Type R122H is an UL listed regulator designed for Two-Stage LP-Gas (Propane) systems. The unit is designed for use as a first-stage regulator for domestic applications, perfect for tight installations. Stainless steel internal parts and corrosion resistant coatings provide Recommended Replacement Life of 20 years. Inlet and outlet gauge taps allow easy system testing, even in underground tanks. The outlet pressure set point remains at a nominal factory setting of 10 psig / 0.69 bar.
Note: The vent on this model is over the gauge taps.
Features
- 20-Year Recommended Replacement Life
- Inlet/Outlet Gauge Taps for easy system checks
- Improved Regulation
- Easy Installation
- Superior Overpressure Protection
- Corrosion-Resistant
- Positive Draining Spring Case
- Durability
Specifications
- Type: R122H-AAJXB - Vent is over the gauge taps
- Capacity (Propane): 1,100,000 BTU/HR (12.4 SCMH)
- Inlet Connection: 1/4 in. FNPT
- Outlet Connection: 1/2 in. FNPT
- Material: Aluminum
- Maximum Operating Pressure: 250 psig (17.2 bar)
- Nominal Outlet Setting: 10 psig (69 bar)
- Vent Size: 3/8 in. NPT screened
- Temperature Capabilities: -20° to 160°F / -29° to 71°C
- Certifications: UL, CRN
- Color: Red, for easy identification
Warning
Warning: Failure to follow the instructions or to properly install and maintain this equipment could result in an explosion and/or fire causing property damage and personal injury or death. Fisher® equipment must be installed, operated and maintained in accordance with federal, state and local codes and Fisher instructions. The installation in most states must also comply with NFPA No. 54 and 58 standards. Only personnel trained in the proper procedures, codes, standards and regulations of the LP-Gas industry should install and service this equipment. Buyer agrees that responsibility for proper selection, installation, use and maintenance of any product remains solely with the purchaser and end-user. Buyer agrees to comply with the above warning and all instruction manuals, bulletins and installation guides associated with this product.
Downloads
Instruction Manual (PDF Download)
R122H First-Stage Regulator Bulletin (PDF Download)
R122H First-Stage Regulator Schematic (PDF Download)
