installation &
operating instructions
Design Envelope 4300 & 4380
Vertical In-line Pumping Unit
13
2.3.3 the main cover disassembly
1
2
3
4
5
6
ethernet
cable
router
caution
When you remove the front cover, pay attention to
the wiring connection of the control board, unplug the
connection and remove completely the cover.
warning
Before removing the system must be disconnected
from the mains supply. After switching o, wait for at
least 4 minutes for the capacitors to discharge before
opening the cover.
power
from mcc
a
b
2.5 mm
a
b
3 mm
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