Diagram Of The Cooling Fan Replacement; Ups Battery; Replacing The Ups Battery; Ups Battery Maintenance - Danfoss VACON 1000 Operating Manual

VACON® 1000
Operating Guide
11. Check that the fan is in normal operation after power-on. Pay special attention to the rotation direction of the fan. The fan
must suck air from the inlet window frame and blow air outwards from the top of the cabinet.

9.6.1 Diagram of the Cooling Fan Replacement

M6×16
E
A
M6×16
Illustration 76: Cooling Fan Replacement
A Front and back grates
B Cooling fan cover
C Bottom grate

9.7 UPS Battery

9.7.1 Replacing the UPS Battery

Procedure
1. Switch off QF15.
2.
Remove the cover of the UPS battery. The cover is mounted with 4 screws.
3. Disconnect the wires from the battery terminals.
4.
Install the new UPS battery and reconnect the wires.
Note the polarity of the battery, and make sure that the wires are connected correctly.

9.7.2 UPS Battery Maintenance

If the UPS battery is not used in the long term, a scheduled periodical maintenance of the battery is highly recommended.
86 | Danfoss A/S © 2021.06
B
M6×16
D
M8×20
M4×12
M4×8
M6×16
C
D Fan bracket
E Cooling fan
AQ363633621020en-000201 / 172F3117
Maintenance