Heidolph RotaChill User Manual
Page 32
110-509 HD/EN
31
Problem
Possible Causes
Corrective Action
Insufficient cooling
Dust build up on air filter or
condenser
Blocked air ventilation
screens
Temperature set point is
too high
Excessive heat load
Ambient air temperature too
high (>35°C / 95°F)
Low or high line voltage
Clean air filter and/or condenser as required.
Remove blockages as required.
Decrease temperature set point.
Check that heat load does not exceed capacity
of bath; correct as required.
Decrease ambient air temperature.
Check and correct as required.
Unable to achieve
low end extreme
temperatures
Pump speed too high
Incorrect bath fluid
Insufficient insulation on
external fluid lines
Ambient air temperature too
high (>35°C / 95°F)
Low or high line voltage
Dust build up on air filter or
condenser
Blocked air ventilation
screens
Excessive heat load
Reduce pump speed.
Check that the fluid being circulated is capable
of reaching the required temperature.
Check external fluid lines for proper insulation.
Decrease ambient air temperature as required.
Check and correct as required.
Clean air filter or condenser as required.
Remove blockages as required.
Check that heat load does not exceed capacity
of bath; correct as required.