HI400HD D / HD G
6.4
Adjusting the Gas Pressure (G Models)
■ Machine is stopped
Prerequisites
■ Manometer with tube
■ Small flat screwdriver
■ 2.5 mm hex key wrench
Procedure
Perform the procedure below to adjust the gas pressure.
1. Locate the test port (a) on the gas train.
2. Loosen the inspection screw (b).
3. Attach a manometer tube (c) to the test port.
4. Start the machine.
5. Observe the gas pressure reading on the manometer. Refer to the machine
nameplate or Technical Data for the recommended LP or NG pressures.
6. If necessary, adjust the gas pressure if by turning the adjustment screw (d) left
or right with the hex key wrench.
7. After adjusting the gas pressure, stop the machine.
8. Disconnect the manometer tube from the test port. Replace and tighten the
inspection screw.
ghi_tx001464gb_FM10.fm
a
c
61
Setting up the Burner
a
b
d
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