Pfannenberg DTT 6401 Serie Instrucciones De Servicio página 116

ENG
4.5.5.2 Unit preparation – removing the unit cover
Fig. 18: Removing the unit cover
Operating Manual | Roof-mounted Cooling Unit | Multi Controller (MC) – 400 V, 3~ | 086100035c
Prerequisite
DANGER – Danger to life due to electric shock. Make sure that the
unit is voltage-free.
• Wait for the end of the 5-minute discharge phase of the electrical
components. The unit should only be opened afterwards.
Procedure
1. Loosen the four screws on the right and left-hand sides of the unit
(1).
2. Pull off the earthing cable (3).
3. Remove the four screws on the top of the unit (2).
4. Push up the unit cover (4) and pull off to the front.
The unit cover is removed.
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