Manitowoc Merrychef eikon e2s, Руководство по обслуживанию и ремонту

Страница: 97 / 193

9 Diagnostics
eikon e2s Service and Repair Manual UL 97
Error code list
Error
Code Error
Condition Description Trigger Possible
Causes System
Response
E 101 Magnetron
failed to
energise Detects a magne-
tron is not working
correctly The current
measured by the
current sensing
transformer was
outside of toler-
ance. Failure of com-
ponent/s in the
microwave circuit Display error
message until
system is power
cycled.
E 102 Heater
incorrect
current Detects a heating
element is not
working correctly The current
measured by the
sensing trans-
former on the SRB
was <1A when
heating cycled on
or >1A when
heating cycled off. If some current
>1A, one or more
heater elements
could have failed.
If current meas-
ured <1A possible
wiring fault stop-
ping power
reaching element.
Display error
message until
system is power
cycled.
E 103 Ambient
overheat
>70°C Detects if the
controls area is
operating above
temperature The ambient
temperature
measured on the
QTS and SRB
was >70°C Cooling fan failed.
Cooling fan wired
incorrectly. Inlet
air too hot.
Blocked inlet filter. Display error
message until
ambient controls
area temperature
is below 60°C.
E 104 Magnetron /
cavity
overheat Detects if the
cavity and mag-
netrons are above
temperature Cavity and mag-
netron overheat
thermostats Cooling fan failed.
E103 / E106 not
triggering. Failed
SRB. Magnetron
failure. Wiring /
connection fault.
Blocked inlet filter.
Display error
message until
service call and
the magnetron
cools down or the
cavity stat is reset.
E 105 Supply
frequency
high / low Detects if the
power supply
frequency is
outside specifica-
tion The power supply
to the oven fre-
quency sensor on
the SRB
measures too high
/ low Incorrect mains
voltage.
Poor internal /
external wiring
connections.
Faulty SRB.
Display error
message until
system power
cycled.
E 106 Cavity
reaches
25°C above
setpoint
once it has
been con-
trolling at
setpoint Detects if the
cavity temperature
has risen above
imits The setpoint of the
appliance was
exceeded Cavity fire.
Failed convection
fan.
No impeller or
loose impeller on
convection fan.
Display error
message until
system is power
cycled.
E 107 Communica
tion error No communica-
tion can be made
between the QTS
and SRB Loss of commu-
nication between
the SRB and QTS SRB / QTS con-
nection cable
unplugged or
damaged. Faulty
QTS or SRB. Display error
message until
system is power
cycled.