10 Troubleshooting
38 Installation and maintenance instructions ecoCOMPACT 0020181421_04
11. Remove the gas valve's bracket (2) from the fan by
loosening the three screws (1).
12. Replace the defective fan.
13. Reinstall the components in the reverse order. You
must use new seals at position (4) and (5). Follow the
tightening sequence for the three screws that connect
the fan to the mixer tube by following the numbering
(1), (2) and (3).
14. Screw the gas pipe onto the gas valve. Use new seals
for this.
15. Hold on to the gas valve when tightening the cap nuts.
16. After installing the new fan, check the type of gas.
10.10.3 Replacing the gas valve
Caution.
Risk of material damage caused by mak-
ing unauthorised settings.
▶ Never modify the factory setting of the gas
pressure regulator of the gas valve.
Note
Some products are fitted with gas valves that do
not have a gas pressure regulator.
Note
Each destroyed seal must be restored.
1. Remove the air intake pipe.
2. Remove the plugs
(3) from the gas valve.
3. Remove the plug from the sensor on the Venturi (1) by
pushing in the latching lug.
4. Undo the two cap nuts (5) and (2) on the gas valve.
Hold on to the gas valve when loosening the cap nuts.
5. Loosen the gas valve's fixing screw (4) from the
bracket.
6. Remove the gas valve from the retainer.
7. Reinstall the new gas valve in the reverse order. Use
new seals for this.
8. Hold on to the gas valve when tightening the cap nuts.
Applicability: Except Belgium
▶ After the new gas valve has been installed, carry
out a leak-tightness check (Leak-tightness check
(→ Page 26)), check the type of gas and set the gas
ratio.
Applicability: Belgium
▶ After the new gas valve has been installed, carry
out a leak-tightness check (Leak-tightness check
(→ Page 26)), check the type of gas and measure the
CO₂ .
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