Carbolite HTR 11/150 Руководство по установке, эксплуатации и техническому обслуживанию - Страница 10
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HTR
6.0 F
A
AULT
NALYSIS
A. Furnace Does Not Heat Up
1.
The HEAT light
is ON
2.
The HEAT light
is OFF
B. Furnace Overheats
1.
The HEAT light
goes OFF with
the instrument
switch
2.
The HEAT light
does not go off
with the
instrument
switch
10
The heating
element has failed
The controller
shows a very high
temperature or a
code such as S.br
The controller
shows a low
temperature
There are no lights
glowing on the
controller
The controller
shows a very high
temperature
The controller
shows a low
temperature
The SSR has failed
"ON"
Check also that the SSR is working
correctly
The thermocouple has broken or has a
wiring fault
The door switch(es) (if fitted) may be
faulty or need adjustment
The contactor (if fitted) may be faulty
The SSR could be failing to switch on due
to internal failure, faulty logic wiring from
the controller, or faulty controller
Check the supply fuses and any fuses in the
furnace control compartment
The controller may be faulty or not
receiving a supply due to a faulty switch or
a wiring fault
The controller is faulty
The thermocouple may have been shorted
out or may have been moved out of the
heating chamber
The thermocouple may be mounted the
wrong way round
The controller may be faulty
Check for an accidental wiring fault which
could have overloaded the SSR
MF30 – 3.07