HyCassette-Geko Maintenance
and
Troubleshooting
PR-2015-0159-GB • Subject to modifications • R1-11/2015
126
8.3.2 Annual random sampling contamination audit according to No. A
A step-by-step instruction is presented below.
1.
Stop the unit by switching the control panel "off"
(Fan mode --> "OFF").
2.
Please wait for 3 minutes. During this time, the valves close and the fans
coast to a stop.
3.
Disconnect all connections completely from the power supply and switch
off the unit and ensure that the power cannot be switched back on.
4.
Make sure the fan has completely stopped.
5.
4-way:
Loosen the air-intake grille with a one-quarter rotation of the 2
locks. To do this, use a flat-headed screwdriver. Remove the air-
intake grille.
SWIRL
®
: Loosen the safety screw of the air-intake grille with a Phillips
screwdriver. Remove the suction grille with a slight turn in a coun-
ter-clockwise direction.
6.
Remove the filter from the air-intake grille and check for contamination.
HAZARDOUS VOLTAGE!
Danger of electric shock in case of non-compliance (danger
of death!).
Fig. 8-2:
Dismantling air-intake grille
4-way
SWIRL
®