Checking The Offset Pressure - Henny Penny FlexFusion FGE 615 Service Instructions Manual

9.5 Checking the offset pressure

Prerequisite Basic gas setting checked and not OK
a
b
Image: Offset pressure
a Offset pressure measuring point
Gas connection line connected
Checked for leak tightness outside the unit
Connection pressure checked
Checked for leak tightness inside the unit
Left side wall removed
Measuring accuracy of the pressure measuring device at least
0.1 mbar.
1. Unscrew the sealing plug from the offset pressure measuring
point.
2. Connect the pressure measuring device.
3. Switch on the unit.
4. Open the CO2 setting display in the service menu or enter the
password 999 to open the setting menu directly.
5. Press the "START STOP" button.
6. Using the left knob, set the burner to low output ("LO").
The left display flashes "LO".
The centre display shows "CO2".
7. Use the right knob to select the first burner "-1-" (on models with
two burners).
The right display flashes "-1-".
8. Press the "START STOP" button.
The indicator light in the "START STOP" button flashes; the
burner starts.
The unit operates under partial load.
9. Measure the offset pressure.
10.Check whether the measured offset pressure is within the
specified range.
11.To end the measurement, press the "START STOP" button.
Service instructions
Gas technology
b Pressure measuring device
53