Buhler PKE 511 - Troubleshooting

Bedienungs- und Installationsanleitung
Installation- and Operation Instruction
Messgaskühler / Sample Gas Coolers PKE-5xx
30
BX440010 08/2013 Art. Nr. 90 31 105
6.2 Troubleshooting
Problem / Failure
Possible cause
Solution
No display
- no power
- check power supply
- fuse blown
- Check fuse and change it if
necessary
Status-LED blinks with
- High Temperature
- operational temperature not yet
reached
- wait for 20 minutes maximum
- cooling capacity to low, even
though cooler is running
- make sure that air can circulate
free and that ventilation louvres
are not obstructed
- gas flow / dew point / gas tempe-
rature to high
- check application parameters,
install pre-separator
- fan broken
- check fan, replace if necessary
- Low temperature
- controller defect
- send cooler for inspection
Display of an error
Error 01
- broken wire
- Temperature sensor defect: send
cooler for repair
Error 02
- short circuit
- Temperature sensor defect: send
cooler for repair
Condensate in gas outlet
- condensate vessel full
- drain vessel
- valve in automatic condensate
drain is stuck
- flush both directions
- cooler overloaded
- check limiting parameters
Reduced gas flow
- clogged gas path
- check / flush heat exchanger
- condensate outlet clogged by ice
- send cooler for inspection