KERN DBS

9.
6
Does N
o
t
R
each
T
empe
r
a
tu
r
e Setting
Does not
r
each tem
p
e
r
a
tu
r
e setting.
Y
es
Dirty or
contaminated?
No
No
Was temperature
calibrated by the
user?
Y
es
No
Is the cumulative
time less than 5000
hours?
Y
es
Is the resistance
greater than 100kΩ ?
Y
es
No
Replace the thermistor.
Replace the heater.
Check the heater (S5).
Replace the heater.
Open the service menu and check
the heater time count.
Calibrate temperature (user
mode).
Clean the heater or
glass holder.
Check for a dirty heater or
glass holder.
DBS-SH-e-1210 65