Comet DSG-8 EX Mode D'emploi page 17

OPERATION
Boiler steam blow-off -
Visual control
General cleaning
WARNING :
SUPPLEMENTARY MAINTENANCE TABLE
OPERATION
Boiler cleaning
TROUBLES
1 THE GENERATOR PRESSU-
RE DOES NOT INCREASE
2 THE PUMP CANNOT RUN
2.1 It loads no water
2.2 Sound allarm
2.3 It does not run
3 THE SAFETY VALVE OPENS
REPEATEDLY
3.1 It keeps on
loading water
ROUTINE MAINTENANCE TABLE
MACHINE PART
Machinery + gun
---------------------------------------------------------
Electric parts
Sealing of the water and steam conductor + gun Every mont
-
Supplementary maintenance should only be carried out by a QUALIFIED TECHNI-
CIAN, following the table below (guideline only):
MACHINE PART
(disassemble the resistors and re-
move the limestone)
CAUSES
- Resistance contactor
- Pressure switch
- Resistance
- The water tank is empty
- Pump
- Lack of water in the tank
- water solenoid valve
- Pump
- Water level probe
- Boiler water level probe
- Check the electronic level
- Pressure switch
- Resistance contactor
- Safety valve
PERIODICITY
Every year
SOLUTIONS
- Check the resistance contactor
- Check the pressure switch
- Check the resistance
- Fill the tank
- Replace the pump
- Fill the tank
- Replace the pump
- Check and eventually replace it
- Clean the probe
- Clean the probe
- Replace it
- Replace the pressure switch
and check that the connection
copper tube is free from
incrustations.
- Replace the resistance contactor
- Replace the safety valve
17
PERIODICITY
Every day The user
Every week The user
The user
Every week The user
QUALIFIED TECHNICIAN