23.3.2005
Rev. 1.0
Troubleshooting
31
7. Troubleshooting
This appliance contains no parts that can be repaired by the user. Maintenance should be
carried out by an authorized technician.
TROUBLE
POSSIBLE CAUSES
WHAT TO DO
FOR
THE
USER
FOR THE MAINTENANCE
TECHNICIAN
Pilot flame won’t
light:
the ignition plug is not
securely fixed, or the
connection with the ca-
ble is wrong;
check the connection;
piezoelectric ignition
device faulty;
replace it;
ignition plug insulator
damaged;
replace it;
pressure drop in gas
supply pipe;
contact the gas utility company;
clogged nozzle;
clean the pilot flame nozzle or re-
place it (see chapter "Replacing pi-
lot burner nozzle" in section
"Adjustment instructions");
gas valve faulty;
replace the gas valve (see chapter
"Replacing the gas valve"
in sec-
tion
"Service"
).
After releasing the
knob, the pilot flame
goes out:
the thermocouple is not
sufficiently heated by
the pilot flame;
repeat the ignition procedure;
thermocouple faulty;
replace it;
gas valve faulty;
replace the gas valve (see chapter
"Replacing the gas valve"
in sec-
tion
"Service"
).
safety thermostat has
tripped;
reset the safety thermostat (see
chapter "Safety thermostat" in
section
"Operating instruc-
tions"
).
Summary of Contents for 72/02FRG
Page 2: ......
Page 28: ...23 3 2005 Rev 1 0 Installation 24...
Page 34: ...23 3 2005 Rev 1 0 Adjustment instructions 30...
Page 38: ...23 3 2005 Rev 1 0 Spare parts 34...
Page 40: ...23 3 2005 Rev 1 0 Spare parts 36...
Page 42: ...23 3 2005 Rev 1 0 Spare parts 38...
Page 44: ...23 3 2005 Rev 1 0 Spare parts 40...
Page 46: ...23 3 2005 Rev 1 0 Spare parts 42...
Page 48: ...23 3 2005 Rev 1 0 Spare parts 44...
Page 50: ...23 3 2005 Rev 1 0 Technical specifications 46...
Page 51: ...23 3 2005 Rev 1 0 Technical specifications 47 Installation drawing 72 02FRG...
Page 52: ...23 3 2005 Rev 1 0 Technical specifications 48 Installation drawing 73 02FRG...
Page 56: ...NBG_0700FR_uen11 pdf...
