User's Manual

5.2. REPLACING THE FAN UNIT
Replacement of the fan unit is not required as a preventative measure. Only if an
alarm indicates a malfunctioning of a fan must the unit be exchanged.
 Note: Please observe that the fan unit can only be replaced as a whole.
Do not remove the fans separately.
Read the health and safety warnings in chapter 1.2 as well as the instructions in
chapter 5.1 General before starting with the replacement.
1. Switch off the Remote Unit. Make sure mains power is disconnected for the
following replacement procedure. Then, proceed as follows:
2. Take the protective cover off the
cabinet by pulling it strongly to the
front (see also chapter 3.1.2 ).
3. Loosen the four tallow-drop screws
M4x8 of the fan guard by which the
fan plate is screwed to the cabinet.
Remove the four screws and the
corresponding washers.
Take out the entire fan plate together with
all four fans.
L_G3194X010
Protective cover
Fan guard
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