■ Shut down FIGHTER 360P by turning the switch
(8) to 0.
■ Remove the lower front cover.
■ Loosen the air screw with a screwdriver. Hold a
cloth around the screwdriver blade as a certain
amount of hot water may run out.
■ Insert a screwdriver and turn the pump rotor.
■ Screw in the air screw.
■ Start FIGHTER 360P and check whether the circu-
lation pump runs.
It is usually easier to start the circulation pump with
FIGHTER 360P running, switch (8) set to 1. If helping
the circulation pump to start is performed with FIGHT-
ER 360P running, be prepared for the screwdriver to
jerk when the pump starts.
Helping the circulation pump to start
D
■ Set the switch (8) to 0.
■ Close the shut-off valves before and after the circu-
lation pump.
■ Loosen the venting screw.
■ Remove the connection cover.
■ Loosen the power cable.
■ Remove the drive side from the pump housing by
loosening the screws. Now dismantle the drive side
(fig. A).
■ Remove the rotor unit (including pump housing) by
carefully pulling the pump rotor. If it sits firmly, it can
be loosened by knocking the rear of the shaft (fig.
B).
■ Clean inside the stator can using a cleaning agent
(fig. C).
■ Also clean the rotor unit using the cleaning agent
and lubricate the O-ring with, for example, a soap
solution (fig. D).
■ Refit the rotor unit.
■ Re-assemble the drive side (the flat packing is best
placed on the pump housing).
■ Connect the power cable.
■ Open the shut-off valves.
■ Set the switch (8) to 1.
Cleaning the circulation pump
FIGHTER 360P
Service
For the Installer
47
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