6
6. Fault Diagnosis
Symptom
Possible Cause
Action Required
1. Unit does not operate
a.
Unit not switched on
b.
Unit not plugged into
power supply
c.
Fuses blown
d.
Power supply failure
a.
Switch on
b.
Plug in, switch on
c.
Replace fuses per 8.2
d.
Check that other electrical
appliances on the same
circuit are working
2. Chamber temperature does
not rise when expected
a.
Actual temperature is
higher than set
temperature
b.
Temperature control
circuit fault
a.
Check set temperature
b.
Have unit checked by
competent person
3. Temperature continues to
rise when not expected
a.
Actual temperature is
lower than set temperature
b.
Temperature control
circuit fault
a.
Check set temperature
b.
Have unit checked by
competent person
4. Slides dry out during
heating cycle
a.
Gasket not sealing
b.
Lid bent
c.
Insufficient buffer placed
in bottom of tray
d.
Latch not fully engaged
a.
Replace Tray and Gasket
Assembly
b.
Replace Lid
c.
Place more buffer in
bottom of tray
d.
Re-install Tray Assembly
into chamber and re-
tighten Latch
7. Technical Specifications
This equipment is intended for indoor use and will meet its performance figures within the
ambient temperature range of 10
°
C to 35
°
C, with maximum relative humidity of 80% (non-
condensing).
Installation Category II (transient voltages). Pollution Degree 2 in accordance
with IEC 664. Suitable for operation at altitudes of up to 6500 feet.