Potterton Suprima 100L, Инструкция по установке и обслуживанию

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Supplied By www.heating spares.co Tel. 0161 620 6677
Publication No. 5102696
31
4.3.15 Heat Exchanger
Warning:
For Sealed Systems relieve system
pressure before draining.
Gain General Access - See 4.1.
1. Drain the system at its lowest point.
2. Remove the fan and flue hood - See 4.3.12.
3. Remove the burner - See 4.3.4. (30 - 80
models) or 4.3.8. (100 model).
4. Hold a suitable container under the left hand
side of the heat exchanger and slacken the
drain plug. Drain the heat exchanger and re-
tighten the plug.
5. Remove the screws securing the
combustion chamber insulation assembly
to the chassis and withdraw it.
6. Release both the flow and return nuts at the
top of the heat exchanger.
7. Support the heat exchanger, remove the
four bolts (Two each side) and carefully
remove the heat exchanger.
8. Replace rubber seals in flow and return
ports, feed the new heat exchanger into
position ensuring the pipe connections are
correctly located.
9. Secure the heat exchanger with the four
fixing screws and tighten the two sealing
nuts.
10.Re-assemble in reverse order.
To Service the Boiler & Component Replacement
Fig. 23
SUP0219B
Drain Plug