SECTION 14: REPLACEMENT PARTS
SECTION 14: REPLACEMENT PARTS
See warnings and notes on Page 24, Section 12 before removing or replacing parts.
Burner Components
All serviceable burner parts are accessed by the door on the side of the heater. Remove the sheetmetal screws.
14.1 Gas Valve
Remove the gas supply pipe at the heater inlet.
NOTE: Flexible duct only applies |
|
for models UHAS. |
|
½PSI |
|
C |
|
IN |
|
ON |
|
OFF |
|
Description | Part Number |
Gas Valve, NG (Models UHA[S] 150 - 225) | 90032505 |
Gas Valve, LP (Models UHA[S] 150 - 225) | 90032506 |
Gas Valve, NG (Models UHA[S] 250 - 400) | 90032520 |
Gas Valve, LP (Models UHA[S] 250 - 400) | 90032521 |
Follow steps in Section 14.2 and See Page 32, Section 14.2.1 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 21, Section 10.2.2.
IT IS IMPORTANT THAT ONLY THE CORRECT
GAS VALVE IS USED WHEN REPLACING THESE
CONTROLS.
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