Labormat SD, TH
Fault
Cause
Pump without function
Pump is blocked or
defective
Boil-dry protection is
triggered
The hold button does
Hold button is defective
not react
Water temperature of
65 °C not reached yet
6-min timer without
6-min timer is blocked
return function, pump
running permanently
6-min timer is defective
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Remedy
Examine the pump,
replacing if necessary
Activate the boil-dry
protection function (see
instructions for activa-
tion)
Replace the hold button
Wait until temperature
level of 65 °C is reached
Eliminate blockage, re-
centering the switch if
necessary
Examine the timer,
replacing if necessary
Only Labormat TH (Item no.: D3603N / D3603NUSA)
Fault
Cause
Pump is leaky
Water level is too high
in the tank
Four-hole seal (between
pump and basin) is
defective
Only Labormat SD (Item no.: D3601 / D3601USA)
Fault
Cause
24-h timer without/with
24-h timer is defective
limited return function
24-h timer is defective
Remedy
Reduce water to max.
level, observe marking,
max. 15 litres
Dismantle pump and
replace four-hole seal
Remedy
Compare the power
source with the voltage
supply indicated,
adapting if neces-
sary 230V~/ 50Hz
220V~/ 60Hz
Eliminate blockage, re-
centering the switch if
necessary
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