8
EN
ENGLISH
HKF25-IM-DE-W-UK-11-2020-Rev.0 | Part no. 10027337
5
2
1
6
3
4
7.5 Exchanging the supply and return line
Initial situation: the supply is on the right side.
9
Disconnect the power supply and secure it against
being switched on again.
1. Disassemble the upper fittings.
2. Loosen the nuts on the pump bottom connection and
remove the distance tube.
3. Turn the pump and the flow ball valve by 180 degrees.
4. Loosen the nut on the return ball valve and turn the ball
valve through 180 degrees.
5. Rotate the pump group by 180 degrees and tighten all
connections and fittings.
The supply line is now on the left side.
6. Tighten the loosened connections to the pump and ball
valve (observe tightening torques!).
9
Check the pump group for leaks.
