Roberts Gorden 200, 350, 150, 400, 250, 300 Replacement Parts, Burner Components, Gas Valve, Danger

UHA STANDARD UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL

SECTION 15: REPLACEMENT PARTS

DANGER WARNING

Electrical Shock Hazard Explosion Hazard Fire Hazard Carbon Monoxide Hazard

Use only genuine ROBERTS GORDON® replacement parts per this installation, operation and service manual.

Failure to follow these instructions can result in death, electric shock, injury or property damage.

See warnings and important information on Page 32, Section 13 before removing or replacing parts.

Burner Components

All serviceable burner parts are accessed by the door on the side of the heater. Control door opens via tooled access.

15.1 Gas Valve

Remove the gas supply pipe at the heater inlet. Follow steps on Page 41, Section 15.2 and See Page 41, Section 15.2.1 to remove gas valve/ manifold.

Replace in reverse order. Verify that the gas flow direction of the valve is correct. Use a minimum amount of gas seal on the thread joint. Check that all the joints are leak free. Reset gas valve. See Page 29, Section 11.2.2.

IT IS IMPORTANT THAT ONLY THE CORRECT GAS VALVE IS USED WHEN REPLACING THESE CONTROLS.

NOTE: Seperated combustion
model shown.
	Flexible
	Air Duct
½PSI
C
IN
ON
OFF
Description	Part Number
Gas Valve, NG (Models UHA[X][S] 150 - 250)	90032505
Gas Valve, LP (Models UHA[X][S] 150 - 250)	90032506
Gas Valve, NG (Models UHA[X][S] 300 - 400)	90032520
Gas Valve, LP (Models UHA[X][S] 300 - 400)	90032521
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