WRDB - GB
Use
11
4
Use
4.1
Digital display - description
Fig. 6
Digital display
1
Temperature/error code
2
Malfunction indicator
3
Temperature measurement units
4
Heater in operation (burner turned on)
4.2
Batteries
Battery insertion
B
Insert the two 1.5 V R20 batteries.
Fig. 7
Inserting the batteries
Replacing the batteries
The batteries must be changed if the red LED starts
flashing.
Fig. 8
Replacing the batteries
Precautions when using the batteries
• Do not dispose of batteries as domestic waste. Take
them to appropriate collecting places for recycling.
• Do not insert flat batteries.
• Only use the type of batteries indicated.
4.3
Before starting up the heater
B
Check if the gas indicated on the rating plate is the
same as the one used at the location.
B
Open the gas valve.
B
Open the water valve.
4.4
Turning the heater on and off
Turning on
B
Press the switch
, position
.
Fig. 9
Green light on = Main burner on
i
Open all water and gas blocking devices.
Purge the pipes.
Caution:
The front panel in the burner
and pilot burner area may reach high
temperatures, with risk of burning in
case of contact.
Caution:
B
Initial startup must be performed by a
qualified technician who will provide the
client with all the necessary information
for optimum operation of the gas heater.
