Instruction manual

Part number 550-142-056/0411
GWC gas-fired water boiler — Boiler Manual
96
Figure 101 Interior panel
Item
number
Description Williamson-Thermoflo
part number
1 Interior panel see Figure 95, page 90,
item 8
2 Integrated boiler control assembly, includes IBC and screws 382-200-448WT
3 Transformer 511-842-370WT
4 Air pressure switch see Figure 97, page 92
item 3
5 Wiring harness, IBC to junction box (not shown) 591-391-963WT
6 Wiring harness, IBC to hot surface ignitor (not shown) 591-391-819WT
7 Wiring harness, IBC to system and bypass circulators (not shown) 591-391-824WT
8 Wiring harness, IBC to controls (not shown) 591-391-964WT
Replacement parts (continued)