11
BURNER PRESSURE ADJUSTMENT
Burner test point pressures must be set whilst appliance is running.
1. Turn appliance off at remote control.
2. Loosen burner pressure test point screw and fit manometer to barb.
3. Turn on appliance and set remote control at least 3
O
C above room temperature. Heater will run
on low (minimum) burner pressure for 3 minutes then automatically increase to high rate.
4. Using Phillips or small flat screwdriver, adjust minimum pressure to the correct test point
pressure kPa by turning red plastic screw.
5. After 3 minutes heater defaults to high speed
(ensure remote control is showing maximum
flame)
Using 10mm spanner or similar adjust
maximum gas rate by turning outer brass nut
to the correct test point pressure kPa.
6. Turn appliance down to minimum rate using
remote control (adjust set point temperature to
be 1deg lower than the room temperature).
7. Turn appliance up to maximum rate using
remote control (adjust set point temperature to
be 3deg or more than the room temperature).Check maximum test point pressure, adjust if
required.
8. Confirm maximum and minimum pressures are correct.
9. Turn appliance off at remote control.
10. Remove manometer and tighten test point screw.
11. Start appliance and check test point for gas leaks where necessary.
Burner pressure test point
Min pressure adjustment screw
Inlet gas pressure
test point
Max pressure adjustment nut