17
WARNING
HIGH VOLTAGE
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එඖඛගඉඔඔඑඖඏගඐඑඛඝඖඑග0ඝඔගඑඔඍඟඍකඛඝකඋඍඛ
ඕඉඡඊඍකඍඛඍඖග)ඉඑඔඝකඍගඌඛඕඉඡඋඉඝඛඍ
කඍකගඡඌඉඕඉඏඍඍකඛඖඉඔඑඖඒඝකඡකඌඍඉගඐ
This valve is shipped from the factory with the regulator
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Consult the appliance rating plate to ensure burner man-
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required, follow these steps.
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external to the unit.
2. Turn OFF all electrical power to the system.
3. 2XWOHWSUHVVXUHWDSFRQQHFWLRQV
:KLWH5RGJHUV-RU*YDOYH
%DFNRXWOHWSUHVVXUHWHVWVFUHZRXWOHWSUHVVXUH
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4. Attach a hose and manometer to the outlet pressure
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5. Turn ON the gas supply.
6. Turn ON power and place unit into a heating cycle.
Single Stage Models: :KLWH5RGJHUV-YDOYHV
Close thermostat “R” and “W” contacts.
Two-Stage Models :KLWH5RGJHUV*YDOYH&ORVH
thermostat contacts “R” and “W1” contacts for low heat
stage heating ONLY; do not energize high stage heat.
7. Using a leak detection solution or soap suds, check
for leaks at outlet pressure boss plug or screw
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leak. SHUT OFF GAS AND REPAIR ALL LEAKS
IMMEDIATELY!
8. 0HDVXUHWKHJDVPDQLIROGSUHVVXUHZLWKEXUQHUV¿U-
ing. Adjust manifold pressure using the Manifold Gas
Pressure table shown below.
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Mode
.
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Mode
.
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Single Stage Models:KLWH5RGJHUV-YDOYH
Remove regulator cover screw from the outlet pressure
regulator and turn screw clockwise to increase pressure or
counterclockwise to decrease pressure. Replace regulator
cover screw.
Two-Stage Models:KLWH5RGJHUV*YDOYH5H-
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pressure regulator adjust tower and turn screw clockwise
to increase pressure, or counterclockwise to decrease
pressure.
Energize the “R”, “W1”, and “W2” contacts for high stage
heat. Remove regulator cover screw from the HI outlet pres-
sure regulator adjust tower and turn screw clockwise to in-
crease pressure or counterclockwise to decrease pressure.
Range Nominal
Low Stage 1.6 - 2.2" w.c. 2.0" w.c.
High or Single Stage 3.2 - 3.8" w.c. 3.5" w.c.
Low Stage 5.7 - 6.3" w.c. 6.0" w.c.
High or Single Stage 9.7 - 10.3" w.c. 10.0" w.c.
LP
10. Turn OFF all electrical power and gas supply to the
system.
11. Remove the manometer hose from the outlet pressure
tap.
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:KLWH5RGJHUV-RU*YDOYH7XUQRXWOHW
SUHVVXUHWHVWVFUHZLQWRVHDOSUHVVXUHSRUWFORFN-
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13. Turn ON electrical power and gas supply to the system.
14. Close thermostat contacts to provide a call for heat.
15. Retest for leaks. If bubbles form, SHUT OFF GAS
AND REPAIR ALL LEAKS IMMEDIATELY!
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To measure the gas input use a gas meter and proceed as
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unit.