Inspection And Maintenance Steps - Wolf CGU-2-18 Installation And Maintenance Instructions Manual

Advise the system user that an approved contractor should clean and check the heating system
Note
annually, to safeguard the reliable and economic function of his heating system and to avoid risks
to individuals and prevent material losses.
Report about the inspection and service work
No. Step
1 Switch OFF the boiler, isolate it from the power supply
and close the gas valve
2 Close the shut-off valves on the water and heating
water side
3 Remove the gas burner and check for contamination
4 Clean the gas burner and gas nozzles
5 Check the heating water heat exchanger for
contamination
6 Clean the heating water heat exchanger
7 Reinstall the gas burner
8 Clean and refit the DHW heat exchanger
9 Clean and refit the strainer in the cold water inlet
10 Check the tightness of electrical plug-in connections
11 Check the condition of the ignition and ionisation
electrodes
12 Replace the electrodes, if required
13 Re-open the shut-off valves on the water and heating
water side
14 Check the hydraulic component for possible leaks
15 Open the gas valve and start the boiler
16 Check the ignition and burner characteristics
17 Check the gas components for soundness
18 Checking the flue gas monitoring CGU-2(K)
19 Check condensate trap, plug (if provided) with
CGG-2(K) balanced flue
20 Confirm the inspection or service steps
Supplied by ____________________________
Name _________________________________
Date __________________________________
Signature ______________________________
We recommend users arrange a service contract.
3062347_0309

Inspection and maintenance steps /

Service report
to be implemented
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Stamp
Maintenance 1
51