T550i
7
Note:
The pump MUST ONLY be placed in the
horizontal position.
c
Connect the inlet flexible connectors to the
inlet ports of the pump ensuring the filters
are in position on the inlet sides
(fig.4)
.
The hot and cold supplies can be connected to
either end of the pump.
d
Connect the outlet flexible connectors to the
outlet ports of the pump.
e
Connect the hot and cold feed pipes from
the mixer valve to the outlet flexible push-in
connectors.
f
At this stage, DO NOT connect the hot
and cold water supplies from the cistern
and cylinder to the inlet flexible push-in
connectors. Wait until the commissioning
procedure has been completed.
Note: Do not overtighten the connections on
the pump ports and take care to prevent any
system debris from entering the pump via the
connectors.
Wiring
g
Remove the four retaining screws holding the
PCB cover
(fig.5)
. Lift the cover together
with the variable speed control from the
pump body.
h
The 3-core cable from the mains electricity
supply can now be connected to the terminal
block situated on the PCB
(fig.6)
. The size of
cable to use must be a minimum of 0.75mm.
Ensure the terminal block screws are fully
tightened and that no cable insulation is trapped
under the screws.
Note:
When connecting the earth cable to the
earth post, take care NOT to overtighten the
securing nut.
Retaining screw
Live
Neutral
Earth
L
N
Earth
post
Fig.5
Fig.6
Summary of Contents for T550i
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