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4. Installation
4.9.4. Connecting the pump
The pump must be connected to standard control PCB
(PCU). To do this, proceed as follows:
CAUTION
If the power consumption of the pump is more than
150 VA/0.2 FHP/1.3A, it must be connected to the
SCU SO2 (Accessory)
See chapter: "Connection possibilities for the
PCB (SCU-S02)", page 59-62
1. Connect the cable, that is delivered with the boiler,
to the pump.
2. Remove the grommet from the opening in the
middle of the base of the boiler. Pass the pump
connection cable through the base of the boiler and
seal the opening again by tightening the bayonet
fitting to the cable.
MCA-Pro ISM Rv.4.1 2/2017
X81
MCA Pro 45/65/90/115
X81
2
1
3
53
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