Problems, Causes And Remedies - Zhermack furnace DM Serie Manuel De L'utilisateur

WARNING
9.1
Should any of the anomalies described below occur try setting the situation right, as
far as is permissible, by following the instructions contained in this handbook. Should
the problem persist contact your Authorised Servicing Centre.

PROBLEMS, CAUSES AND REMEDIES

9.2
p
roBlem
After powering the
equipment via the
main switch the
on-key LED fails to
come on.
Insufficient
aspiration of
combustion fumes
and gases.
Combustion fumes
or gas exits
aspiration fan flue or
the mobile hood.
The legend "Door"
appears on the
display.
The buzzer sounds
and the legend
"tEmP" flashes on the
display.
174 of 272
CAPITOLO 9: TROUBLESHOOTING
C
ause
1. Plug is not connected to the
mains socket.
Power lead is damaged.
2. Fuse blown.
1. Aspirating fan full of dust or
clogged.
1. Obstruction in the oven
aspiration fan flue or mobile
hood is clogged.
1. The door has accidentally
been opened.
1. Temperature setting
exceeded (see section 7.2
point B.).
2. Thermocouple broken.
MAINTENANCE AND USE MANUAL
EN
r
emedy
1. Connect the plug to the mains
socket properly.
Have the power lead replaced by an
Authorised Servicing Centre only.
2. Change the fuse, using one of
identical characteristics. Contact an
Authorised Servicing Centre only.
1. Clean the aspiration fan or have it
changed. Contact an Authorised
Servicing Centre only.
1. Clear any obstruction from flue.
1. Re-close the door.
1. Reset the work cycle data.
2. Change the thermocouple.
Contact an Authorised Servicing
Centre only.
FURNACE DM