Note
External devices shown on this drawing are not supplied by IBC as standard
equipment except for the pressure relief valve and internal LWCO. The other
devices can be provided by your IBC distributor or by special order from IBC.
Figure 36
Trim for multiple boiler installations
Pressure relief valve (supplied by IBC)
Auto air vent with isolation valve (available separately as P-195)
Pipe to drain
Low water cut-off: An internally mounted UL 353 Certified Low Water Cut-Off (LWCO) is
factory-installed. In some instances, an external device may be required by local
jurisdiction, which may have specific installation requirements not illustrated. When
required, consult with IBC or the LWCO manufacturer for proper application.
Optional external water high limit (manual reset): An internally mounted manual reset
mechanical water temperature high limit is factory-installed. An external manual reset
mechanical water temperature high limit can be fitted if required by local jurisdiction.
53
3.11.2 System piping
Summary of Contents for SL Series
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Page 12: ...Figure 5 Top view SL 40 399 G3 Figure 6 Bottom view SL 40 399 G3 8 Section Specifications...
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Page 64: ...Figure 40 Electric wiring connections 60 Section Installation...
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Page 110: ...Internal wiring diagram Figure 46 Internal wiring diagram 106 Section Appendices...
Page 111: ...Sequence of operations Figure 47 Sequence of Operation 107 Sequence of operations...