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8 716 473 071 (2015/04) HydroPower
14 | Operating instructions
▶ Remove manometer and tighten test point screw.
Fig. 10 Gas pressure measurement point
Fig. 11 Minimum gas flow adjusting screw
5.5 Conversion to a different type of gas
It is not recommended to convert these units to a different type
of gas.
6 Operating instructions
6.1 Consumer gas adjustment
For lower water temperature (Fig. 12).
Slide to the left will give lower water temperature and use less
gas.
Fig. 12
For higher water temperature (Fig. 13).
Slide to the right will give higher water temperature but use
more gas.
Fig. 13
6.2 Consumer temperature/flow adjustment
▶Turn anti-clockwise
Increases flow and decreases water temperature (Fig. 14).
Fig. 14
▶Turn clockwise.
Decreases flow and increases water temperature.
Regulating the temperature to the minimum required value
reduces energy consumption.
The LED light is not normally visible with the cover on, however
the green LED indicates that the appliance has detected a flame
and is operating correctly.
If the red LED is flashing this indicates a fault condition and
should be investigated by a qualified technician.
Natural gas LP gas
Min Burner
Pressure (kPa)
TF250/10H
0.30 0.64TF325/13H
TF400/16H
Table 9 Minimum burner pressure
9708069951-18.1V
A
9708069951-17.1V
B
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