MRC Fuego SCS basic, Operation Manual

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3.Safety symbols and safety functions:
- Residual heat display: LED “Burner head HOT / BHC“ indicates a hot burner head.
Attention: If the LED “burner head HOT / BHC“ lights up DO NOT TOUCH the burner head.
Can cause burns! Even after switching-off the unit the residual heat LED remains on till the
burner head is cooled down.
Notice: Disconnecting the power supply or removing the power cord will clear the residual
heat display even if the burner head is still hot.
-- BHC: If the burner head is clogged the amber LED “Burner head HOT / BHC“ will flash.
Additionally, if “burner head HOT / BHC“ is flashing, the maximum burning time in the operating
mode “Button“ and Pedal “StartStop“ is limited to 30 seconds
(see paragraph 2.5) . If burning
times longer than 30 seconds are required in case of a clogged burner head, the operating
mode “Standard“ can be used without time limit. If “Burner head HOT / BHC“ is blinking it is
requested to clean the burner head immediately
(see paragraph 5.1) .
- Automatic unit switch off: The unit switches itself off automatically after 4 hours if the flame
has not been lit in this period. All indicated malfunctions are automatically switched off after
4 hours, too
(see paragraph 4 ) . For further operation, switch the unit on again.
4. Error displays:
- Ignition failure: Green LED “Button“, “Standard“ or “StartStop“ blinks 2x
This signal appears and indicates a malfunction if the flame fails to ignite after 7 seconds.
In case of ignition failure check the burner head
(7) for possible clogging, check the correct
input pressure of the gas supply and verify that the correct nozzle is installed.
In case of this malfunction the gas supply will be shut off automatically.
Nozzle
N : natural gas, 18-25 mbar Nozzle P : propane-/ butane gas, 47-57 mbar
- Flame failure: Green LED “Button“, “Standard“ or “StartStop“ blinks 3x
This signal indicates a malfunction if the flame is extinguished by external factors and fails
to reignite within 5 sec. In case of flame failure check the burner head
(7) for possible clogging
and verify the correct input pressure of the gas supply.
In case of this malfunction the gas supply will be shut off automatically.
- Overtemperature: Green LED “Button“, “Standard“ or “StartStop“ blinks 4x
This signal indicates a malfunction if the interior temperature has exceeded 70 °C. At a normal
room temperature with normal air circulation the unit is suited for continuous operation.
In case of overtemperature increase the air ventilation or change the operation site.
In case of this malfunction the gas supply will be shut off automatically.
- Burner head assembly monitor: Green LED “Button“, “Standard“ or
“StartStop“ blinks 5x
This message indicates that the burner head is removed. Further operation is possible after
the burner head is reinstalled.
- BHC: Amber LED “Burner head HOT / BHC“ flashes
This signal indicates that the time limit (30 seconds) is turned on in operating mode “StartStop“
and “Button“ due to a clogged burner head. For cleaning the burner head
see paragraph 5.1.
- LEDs Standard (3) and Start-Stop (4) are flashing alternately
Wireless foot pedal out of range or signal interrupted.
Alternative: Hard-wired foot pedal not connected to the burner.
Plug in foot pedal / switch on wireless foot pedal or move within range (
see paragraph 2.1) .
If necessary, re-programme the wireless foot pedal. (see paragraph 2.4)
Notice: All error displays can be reset by a long push (2 ) on the function knob (1) .
(In case of overtemperature the unit needs to be cooled down and in case of burner head
assembly monitor the burner head needs to be reinstalled prior a reset is possible.)