Replace The Ionization/Ignition Electrode; Servicing The Forced Flue Connection Pipes; Checking The Burner And Cleaning The Heat Exchanger - REMEHA Gas 120 ACE Series Installation And Service Manual

7 Maintenance
Fig.34
3
2
1
Fig.35 Removing the fan
3
5
1
40 Gas 120 ACE
7.2.3
The ionization/ignition electrode must be replaced if:
4
1. Remove the plug of the electrode from the igniter.
2. Remove the two screws.
3. Remove the entire component.
4. Fit the new ionization/ignition electrode with a new seal.
5. Reassemble the unit in the reverse order to disassembly.
AD-0000088-01
7.2.4
1. Open the inspection hatches or remove the pipes.
2. Check that the air supply and discharge pipes are not blocked.
3. Check the tightness of the flue gas system.
4. Replace the tightness gaskets and, if necessary, any sections of pipe
7.2.5
1. Remove the air inlet flue on the venturi.
2. Loosen the gland on the gas valve unit.
3. Disconnect the fan plugs (on the front and rear).
4
4. Remove the screwed-on plug from the gas valve unit.
5. Remove the ignition electrode plug from the ignition transformer.
2
AD-3001178-01

Replace the ionization/ignition electrode

The ionization current is < 4 µA.
The electrode is damaged or worn.
Important
The ignition cable is fixed to the electrode and therefore may not
be removed.

Servicing the forced flue connection pipes

If necessary, clean the discharge pipe
until tightness is perfect.

Checking the burner and cleaning the heat exchanger

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