58
Installation and Servicing
SECTION 3 - SERVICING
3.29 HEAT EXCHANGER REPLACEMENT
1. Refer to Sections 3.2 & 3.3.
2. Close the isolating service valves and drain the (CH) boiler. Refer to
Section 3.22.
3. Remove the condensate trap. Refer to Section 3.19.
4. Remove the Burner & Fan assembly. Refer to Section 3.4.
5.
Remove the securing clips to disconnect the flow and return pipes
below the heat exchanger.
6. Disconnect the condensate pipe from the sump.
7. Disconnect the thermal fuse lead.
8.
Remove the horseshoe bracket and lift up the flue turret.
9.
Remove the securing screws and disconnect the flue outlet.
10.
Remove the 4 screws securing the heat exchanger fixing brackets.
11.
Remove the heat exchanger forwards, lifting to clear the flow and
return pipes.
12.
Refit in reverse order. Ensure all wires and harnesses are in their
correct position in order to prevent damage to them.
13.
Open the isolating valves and refill the CH system. Refer to Section 2.15
.
14. Check the operation of the boiler. Refer to Sections 2.24 - 2.27.
5
7
10
6
9
4
3.30 EXPANSION VESSEL RECHARGING AND REPLACEMENT
Recharging:
A. Refer to Sections 3.2 & 3.3.
B. Remove the charge point dust cover.
C. Recharge the tank pressure to 0.75bar
D. Refit in reverse order
E. Check the operation of the boiler. Refer to Sections 2.24 - 2.27.
Replacement:
1. Refer to Sections 3.2 & 3.3.
2. Close the isolating service valves and drain the (CH) boiler.
Refer to Section 3.22
3.
Remove the clip securing the flexible connecting hose and
disconnect.
4. Remove the two securing screws from the top of the casing
at the same time holding the ignitor bracket to prevent
movement.
5. Hold the expansion vessel and move the ignition assembly
bracket carefully to one side.
6. Pull the bottom of the expansion vessel forward, when free
pull vessel downwards and remove.
7.
Refit in reverse order.
8.
Open the isolating valves and refill the CH system. Refer
to Section 2.15.
9. Check the operation of the boiler. Refer to Sections 2.24 -
2.27.
3
B
SER
VICING
Summary of Contents for Vogue System Gen 2 S15
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Page 6: ...6 Installation and Servicing ...
Page 68: ...68 SHORT LIST OF PARTS Installation and Servicing ...
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