Overview
Combination gas controls for use with hot surface/direct spark systems in 24 Vac, gas-fired appliances with capacities from 30 to 415 cfh.
Features
- Controls include manual valve, two automatic operators, and pressure regulator.
- Provide two automatic valves.
- Solenoid operated first automatic valve opens on thermostat call for heat; closes when call for heat ends.
- Diaphragm operated second automatic valve opens under control of the regulator; closes if gas or power supply is interrupted.
- Meet codes requiring dual safety shutoff.
- Natural to LP and LP to Natural conversion kits available for standard and slow opening gas valves.
- All adjustments, wiring connections and pilot outlet are accessible from top of control.
- ON-OFF lighting sequence.
Product Specifications
- Application: Single Stage
- Dimensions (in.): 4 15/16 in. high x 4 1/8 in. wide x 2 11/16 in. deep
- Dimensions (mm): 125 mm high x 104 mm wide x 69 mm deep
- Item Type: Product
- Mounting: 0 to 90 degrees in any direction from the upright position of the gas control knob, including vertically.
- Frequency: 60 Hz
- Approvals, Underwriters Laboratories Inc.: UL Component Recognized MCCZ2.MH5323
- Approvals, CSA: CSA International: 112395
- Electrical Connections: 1/4 in. quick-connect male terminals
- Voltage: 24 Vac
-
Operating
- Operating Temperature Range (C): -18 C to +79 C
- Body Pattern: Straight-through
- Opening Characteristics: Slow
- Pressure Ratings (psi): 1/2 psi
- Pressure Ratings (kPa): 3.5 kPa
- Inlet/Outlet Size (in.): 1/2 in. x 1/2 in.
- Pressure Tapping: 1/8 in. NPT with plug
- Type of Fuel: Natural
- Capacity (kBtuh): At 1 in. wc p.d.-- 150,000 BTUh: 20,000 BTUh minimum: 200,000 BTUh maximum Natural Gas
- Pressure Regulator: Slow
- Pressure Regulator Setpoint (in. wc): 3.5 in. wc
- Pressure Regulator Setpoint (kPa): 0.87 kPa
- Ignition Type: Direct Ignition