Gas Supply Pressure Measurement - Daikin DP14G M Series Installation Instructions Manual

3. Set the room thermostat to its lowest possible setting.
4. Remove the heat exchanger door on the side of the unit by
removing screws.
5. This unit is equipped with an ignition device which
automatically lights the main burner. DO NOT try to light
burner by any other method.
6. Move the gas control valve switch to the OFF position. Do
not force.
7. Wait five minutes to clear out any gas.
8. Smell for gas, including near the ground. This is important
because some types of gas are heavier than air. If you have
waited five minutes and you do smell gas, immediately follow
the warnings on page 3 of this manual. If having waited for
five minutes and no gas smell is noted, move the gas control
valve switch to the ON position.
9. Replace the heat exchanger door on the side of the unit.
10. Open the manual gas valve external to the unit.
11. Turn on the electrical power supply to the unit.
12. Set the thermostat to desired setting.
INLET
White-Rodgers 36G22 (Single Stage)
Outlet
Pressure Boss
Inlet
Pressure Boss
White-Rodgers Model 36G54 (Two Stage)
Gas Supply And Manifold Check
Gas supply pressure and manifold pressure with the burners
operating must be as specified on the rating plate.
NOTE: Use adapter kit #0151K00000S to measure gas pressure on
White-Rodgers 36G22 and 36G54 gas valves.
OUTLET
Gas Valve
On/Off
Selector
Switch
High Fire Regulator
Adjust
Regulator
Vent
Low Fire
Regulator Adjust

Gas Supply Pressure Measurement

O PREVENT UNRELIABLE OPERATION OR EQUIPMENT DAMAGE
T
NLET GAS SUPPLY PRESSURE MUST BE AS SPECIFIED ON THE UNIT
I
RATING PLATE WITH ALL OTHER HOUSEHOLD GAS FIRED APPLIANCES
OPERATING
.
The line pressure supplied to the gas valve must be within the range
specified in the Inlet Gas Supply Pressure table. The supply pressure
can be measured at the gas valve inlet pressure tap or at a hose
fitting installed in the gas piping drip leg. The supply pressure must
be measured with the unit OFF. To measure inlet pressure, use the
following procedure.
Gas Valve
On/Off
Selector
Switch
OUTLET
Pressure Regulator
Adjustment
(Under Cap Screw)
White-Rodgers Model 36G22 (Single Stage)
Outlet
Pressure Boss
Inlet
Pressure Boss
White-Rodgers Model 36G54 (Two Stage)
1. Turn OFF gas to furnace at the manual gas shutoff valve
external to the furnace.
2. Turn OFF all electrical power to the system.
14
CAUTION
Inlet Pressure
Tap
INLET
Outlet Pressure
Tap
High Fire Regulator
Adjust
Regulator
Vent
Low Fire
Regulator Adjust
,
THE