Ideal Boilers Atlantic 24, Инструкция по установке и обслуживанию, Страница: 50 / 80

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Installation and Servicing
SECTION 3 - SERVICING
3.24 DIVERTER VALVE BODY ASSEMBLY REPLACEMENT
1. Refer to Section 3.8.
2. Drain the boiler. Refer to Section 3.19.
3. Remove the condensate siphon. Refer to Section 3.16.
4. Remove the two plate heat exchanger fixing screws.
5. Slide the plate heat exchanger to the left and push the plate back to
disengage.
6. Remove the plate heat exchanger.
7. Fit the new plate heat exchanger using the new ‘O’ rings provided
and re-assemble in reverse order.
Note.
Ensure dimples and “bottom” are lower most.
8. Refill the boiler.
9. Check operation of the boiler. Refer to Sections 2.24 & 2.25.
3.25 DHW PLATE HEAT EXCHANGER REPLACEMENT
11
12
14
13
16
18
17
3.26 PUMP HEAD REPLACEMENT
1. Refer to Section 3.8.
2. Drain the boiler. Refer to Section 3.19.
3. Disconnect the two electrical leads from the pump.
4. Remove the 4 Allen screws retaining the pump head.
5.
Remove the pump head.
6. Fit the new pump head.
7.
Reassemble in reverse order.
8. Refill the boiler.
9. Check operation of the boiler. Refer to Sections 2.24 & 2.25.
T o remove the valve body assembly:
1. Refer to Section 3.8.
2. Drain the boiler. Refer to Section 3.19.
3. Remove the condensate trap/siphon. Refer to Section 3.16.
4. Remove the electrical plug. Refer to Section 3.17.
5.
Place a flat bladed screwdriver in the diverter valve motor
body slot provided and ease out the motor. Refer to Section
3.15.
6. Remove the return thermistor electrical connection. Refer to
Section 3.30.
7. Remove the pump electrical connections. Refer to Section
3.26 no. 3.
8. Remo ve DHW Turbine electrical connection. Refer to
Section 3.20 no. 3.
9. Remove the DHW plate heat exchanger (note orientation).
Refer to Section 3.25.
10. Undo the safety valve pipe compression fitting. See No.5
Section 3.22.
11. Loosen the nut above pump and rotate the pipe.
12. If required remove expansion vessel connection hose.
Refer to Section 3.32.
13. Remove the DHW inlet and CH return connection situated
beneath the boiler.
14. Remove the four torx head screws fixing the return
manifold to the boiler sheet steel base.
15. Lift the manifold assembly and remove from boiler.
16. Twist and remove the DHW manifold.
17. Remove the two diverter valve body fixing screws and
withdraw the diverter valve body assembly.
18. Fit the new diverter valve body assembly and replace the
two fixing screws.
19. Refit the DHW manifold, fit the assembly back to the boiler
and reassemble in reverse order.
20. Refill the boiler. Check that the boiler operates in both DHW
& CH modes.
SER
VICING
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