Bradford White URG130T*N Series, Руководство по обслуживанию

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13
ECO Defender Series
13
Gas Control Removal From Water Heater
Step 1. Rotate the gas control knob to the
“OFF” position.
Step 2. Drain the heater to a point below the
gas control level.
Step 3. Turn off the gas supply to the water
heater and disconnect gas piping from
the gas control.
Step 4. Disconnect wire harnesses from the
gas control.
Step 5. Remove the outer jacket burner
access door.
Step 6. Disconnect main burner feedline, swing counter-clockwise away from gas control.
Step 7. Disconnect pilot tube from gas control and move away from gas control.
Step 8. Removal gas control from water heater by rotating counter clockwise. DO NOT
use a wrench on the gas control body, damage to the gas control may occur. If
necessary, use a length of ½” NPT pipe threaded into gas inlet of gas control.
Step 9. Install new gas control into water heater by rotating clockwise. DO NOT use a
wrench on the gas control body, damage to the gas control may occur. If
necessary, use a length of ½” NPT pipe threaded into gas inlet of gas control.
Step 10. Reattach main burner feedline, pilot tube and all wire harnesses.
Step 11. Reconnect gas supply piping to inlet of gas control.