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Lennox FCA 60

Lennox FCA 60
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IOM / ROOF-TOP FLEXY™ Series - Page 49
GAS BURNER
5. DISASSEMBLING THE GAS BURNER FOR MAINTE-
NANCE PURPOSE
5.1 Preliminary safety recommendations
- Isolate the unit using the main isolator
- Close off the isolating gas valve located before the unit
5.2 Disconnect the pipework. Do not discard the seals
5.3 Disassembling the gas "rail"
- Disconnect the electrical connector on the electric board EF45 or 46.
- Remove the two screws which hold the gas bar in place
- Carefully remove the gas "rail"
avoiding any damaged to the
electrodes.
5.4 Disassembling the chimneys
- Electrically disconnect the fan and remove the screws holding it in place.
- Take care not to loose any cage nuts in the smoke bos.
- Attention : check the correct position of the pressure tube used by the
extraction pressure switch.
Figure 56 Figure 57
Figure 58
Figure 59
Figure 55