Service manual

– 24 –
Manifold Gas Pressure Adjustment
Maximum and Minimum Burner Setting Pressure
Model Name
Please check the Gas Category on the Data Label, before setting.
WHC56
20
25
20 / 25
9.4
9.3
9.3
2.6
2.5
2.5
2H
Category
Max Value Min Value
Burner Setting Pressure (mbar)
(Front Cover off)
Supply Pressure
(mbar)
2L
2E
+
NOTE:
*
Use the following procedure to adjust the manifold gas pressure only if it can be done with a
high flow rate through the unit.
(1) With a manometer or pressure gauge connected to the manifold pressure
tap, press and hold the maximum pressure set button. Use the manifold
pressure increase and decrease buttons to adjust to the correct pressure.
(2) Press and hold the minimum pressure set button. Use the
manifold pressure increase and decrease buttons to
adjust to the correct pressure.
(3) Repeat steps (1) and (2) until both are at the correct pressure.
Manifold Pressure
Increase Button
Manifold Pressure
Decrease Button
Minimum Pressure
Set Button
Maximum Pressure
Set Button
Circuit Board
ＤＯＷＮ
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