Diverter Valve Actuator Replacement; Condensate Trap/Siphon Replacement - Zanussi ULTRA+ COMBI 30 Installation And Servicing

3.17 DIVERTER VALVE ACTUATOR REPLACEMENT

Refer to Section 3.8.
To remove the motor:
1. Remove the condensate trap/siphon. Refer to
Section 3.5.
2. Place a flat bladed screwdriver in the actuator slot
provided and ease out the actuator.
3. Before replacing the diverter valve actuator
proceed as follows:
a. Ensure that the switched live to the boiler is
off and that all DHW taps are shut and that
pre-heat is switched off.
b. Press and hold the "PREHEAT" and
"RESTART" buttons together for more than
5s, the last 3 faults will then be shown in
sequence before "SL" is shown
c. Press "PREHEAT", "SH" will be shown
d. Press "PREHEAT", "UF" will be shown
e. Press "PREHEAT", "dU" will be shown
f. Press "RESTART" and the diverter valve will
move to the mid-position
4. Disconnect the electrical plug from the motor.
5. Fit the new motor ensuring the arm is correctly
engaged in the metal fork and re-assemble in
reverse order ensuring the condensate trap/
siphon is refilled with water.
6. Check the operation of the boiler.
Note. All spares will be delivered in mid-position
therefore ignore point 3 and proceed to point 4.

3.18 CONDENSATE TRAP/SIPHON REPLACEMENT

1. Refer to Section 3.8.
2. Pull off the rubber pipe at the sump drain.
3. Disconnect the condensate drain pipe.
4. Turn the siphon clockwise to disengage and lift
to remove.
Note. Keep siphon upright when removing.
Installation and Servicing
SECTION 3 - SERVICING
3
5
5. Clean siphon with water or replaced if
damaged.
6. Re-assemble in reverse order.
7. When re-assembling ensure the trap is full of
water.
8. Check that the boiler operates in both DHW
and CH modes.
2
Siphon
3
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