Figure 66
Lifting heat exchanger lid with burner on underside
19. Carefully remove the 6 M8 bolts securing the burner to the heat exchanger lid.
Tip: to gain better access to the burner, carefully unscrew the ignitor from the lid and
place in a safe place.
20. Remove the burner and gasket. The burner gasket may be brittle and break in the process.
Replace if necessary.
Figure 67
Removing bolts securing burner to heat exchanger lid
To reinstall:
1. Install the new burner.
2. Ensure that you tighten each screw evenly by following the order indicated in the pattern
below.
94
Section: Service and maintenance
Содержание EX Series
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Страница 121: ...Appendices Wiring diagrams Figure 73 Controller electrical diagram 119 Appendices...
Страница 122: ...Figure 74 Internal wiring diagram EX 400 and EX 500 models 120 Section Appendices...
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