A.O. Smith GWV - 120, Инструкция по установке и обслуживанию

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Performing maintenance
92 Instruction manual GWV
15
s
15.4 Gas-side mainte-
nance
15.4.1 Introduction
The following steps must be carried out on the gas side:
1.
Clean the burner(s)
2. Clean the injector(s)
3. Cleaning the aluminium strips
15.4.2 Clean the burner(s)
1. Dismantle first the yellow flexible gas hose, the manifold and then the
burner(s).
2. Remove all contamination present on the burner(s).
3. Fit the burner(s)
15.4.3 Clean the injector(s)
1. Dismantle the injector(s)
2. Remove all contamination present in the injector(s).
3. Fit the injector(s), then the manifold and then the flexible gas hose.
15.4.4 Cleaning the aluminium strips
1. Dismantle the flue gas outlet
2. Use a vacuum cleaner to clean the aluminium strips.
15.5 Finalizing mainte-
nance
To finalize the maintenance carry out the following steps:
1. Fill the appliance
(5 "Filling") .
2. Start the appliance (9 "Starting and running") .
3. Erase the message
SERVICE REQUIRED
. Do this by pressing once on
then once on .