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420010970304 - LP-700 Rev. 000 Rel. 002 Date 4.21.21
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6. Reinstall the fan to the air inlet channel. Ensure the gasket is
assembled between the fan and air inlet channel.
7. Reconnect the gas line. Replace the sealing ring.
8. Restore the electrical connections of the electrodes.
9. Reinstall the support bracket of the pressure switch.
10. Reinstall the silencer.
11. Reinstall the air pressure switch.
12. Reconnect the electrical connection of the air pressure switch.
Removing the By-Pass Valve
ELU-085WBN and ELU-120WBN
The by-pass valve is located in the left hydraulic block. To remove it:
1. Ensure the boiler is drained of water.
2. Remove the securing clip from the valve.
3. Pull the by-pass valve assembly upwards.
Removing the By-Pass Valve
ELU-120WCN and ELU-150WCN
The by-pass valve is located in the right hydraulic block. To remove it:
1. Ensure the boiler is drained of water.
2. Rotate clockvise to unhook the locking ring of the diverter
valve.
3. Remove the securing clip from the valve.
4. Pull the by-pass valve assembly upwards.
Figure 110 - Remove the Clip
Figure 111 - Remove the By-Pass Valve
Figure 112 - By-Pass Valve Assembly
Figure 115 - By-Pass Valve Assembly
Figure 113 - Remove the locking ring of the diverter valve
Figure 114 - Remove the clip and pull the assembly
CAUTION
CAUTION
It is possible to block the overflow valve insert. To do this, remove
the overflow valve insert and refit it again.
It is possible to block the overflow valve insert. To do this, remove
the overflow valve insert and refit it again.