REMEHA Quinta 85 Technical Information download pdf (Page 61)

NOTE: connect rear electrical plug on fan before final positioning when re-fitting

5. Remove M5 retaining nuts securing venturi to front plate

6. Remove ignition cap/lead and earth lead from Ignition/ionisation electrode.

11.4 Cleaning the fan

Use a synthetic brush to clean fan, be careful not to disturb the balance clips on

the vanes

11.5 Cleaning the venturi

Use a synthetic brush to clean venturi – make sure that the silicon hose between gas

valve and venturi is clear and in good condition – replace if necessary

11.6 Cleaning the heat exchanger

Release the retaining nuts from heat exchanger front plate, remove plate, be careful

not to damage the insulation plate or the burner which is connected to front plate,

store safely.

Heat exchanger can be washed with clean water, if badly contaminated, special

cleaning tool (supplied optional) can also be used. Care should be taken when using

water in the confined space of the boiler casing to avoid contaminating the electrical

controls. Compressed air can also be used but care should be taken to ensure

disturbed dust etc does not contaminate the rest of boiler and controls.

1. When replacing the heat exchanger front plate – tighten the retaining nuts to a

torque of app. 7.5 Nm.

11.7 Cleaning the burner assembly

Clean the burner assembly by using compressed air only - between 2 and 5 bar with

the nozzle positioned a min of 10 mm away and towards the face of the burner. Check

that the retaining M4 bolts are tight

If the burner is removed from the front plate ensure burner retaining screws are tight

on re-assembly to a torque of app. 3.5 Nm.

11.8 Cleaning the siphon

Remove and clean the siphon bowl (located underneath boiler)

Refill with clean water and re-fit bowl (make sure the main assembly is not disturbed

from the boiler connection)

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REMEHA Quinta 85 Technical Information Page 61