Maintenance and Troubleshooting HyPower-Geko
130 FläktGroup DC-2014-0022-GB 2018-05/R5 • Subject to modifications
Tab. 8-3: Causes of faults and remedies
Fan fails to start
Red LED of the control unit is
blinking:
Thermal contact of the fan motor and/or alarm
contact of humidity sensor of condensate pump
active/tripped
Fan was switched off
Power electronics/controller and/or fan faulty
Check thermal contact of fan motor (through
connection). Replace the power electronics/
controller and/or fan motor (technical person-
nel only)
T500 mA fuse is faulty Replace fuse (technical personnel only)
Condensate pump coil faulty Replace condensate pump (technical person-
nel only)
Diode of pump overheating protection is dam-
aged
Replace overheating protection (technical per-
sonnel only)
Intake basket clogged Clean intake basket
Pump humidity sensors dirty or faulty Clean or replace humidity sensors (technical
personnel only)
Water leakage near unit; no fault
reported
T500 mA fuse is faulty Replace fuse (technical personnel only)
Diode of pump overheating protection is dam-
aged
Replace overheating protection (technical per-
sonnel only)
Intake basket clogged Clean intake basket
Water leakage in unit area,
pump (almost) always runs
Pressure-side pump resistance too high Reduce pump head/resistance
Pressure-side pump hose clogged Clean or replace hose
Condensate pump does not
run
Pump fuse is faulty Replace fuse (technical personnel only)
Pump humidity sensor is faulty Replace humidity sensors (technical personnel
only)
Pump coil is faulty Replace pump (technical personnel only)
Wiring has became loose Reconnect the wiring (technical personnel
only)
Unusually loud pump noise Pump not sucking in any condensate Replace pump (technical personnel only)
Intake basket clogged or dirty Clean intake basket
Suction or pressure hose not properly attached
(possible structure-borne noise)
Connect mountings and hoses properly; pre-
vent structure-borne noise
Pump mounting loose Re-tighten pump mounting
Humidity sensors not ener-
gised
T500 mA fuses defect Replace fuses (technical personnel only)
Wiring loose or detached Ensure proper wiring (technical personnel only)
Unit and pump unit make ex-
cessive noise (vibration).
Pump mounting loose Re-tighten pump mounting
Pump sucks in air Position pump suction hose correctly; clean if
necessary
Unit mounting position not level Align unit level
User instructions!
If the fault cannot be eliminated by the maintenance personnel, please consult our
authorized service department.
Fault Possible cause Action/remedy
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