User Guide

Part number 550-100-400/0717
134
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Replacement parts (continued)
®
SERIES 4 GAS-FIRED WATER BOILERBoiler Manual
Item
Description
Boiler
models
Part
number
1 Heat exchanger replacement kit - Heat
exchanger, cover plate, burner, electrode,
water sensors, compression fi ttings,
condensate fi tting, gaskets, and hardware
155
230
383-500-673
383-500-674
2 Cover plate replacement kit - Cover plate,
cover plate gasket, burner gasket, and
hardware
155/230 383-500-395
3 Cover plate insulation 155/230 383-500-250
4 Cover plate gasket 155/230 383-500-255
5 Cover plate studs, M6, 1 pitch All 560-340-598
6 Cover plate nuts, M6, 1 pitch All 561-928-449
7 Water compression fi tting, 28 mm 80–230 383-500-260
8 Supply water pipe assembly - Pipe,
temperature well, check valve, cap
(assembled) & compression fi tting & plugs
155/230 383-500-762
9 Return water bushing, 1 1/4” BSP x 1” BSP
(not use on Ultra-299/310)
155/230 383-500-280
10 Return water pipe assembly - Pipe, drain
valve, cap (assembled) & compression fi tting
155/230 383-500-763
11 Boiler drain valve, 3/4” NPT All 511-246-392
12 Blower assembly kit - Blower, gasket, and
hardware
155
230
383-500-035
383-500-040
13 Gas pipe 155/230 560-907-683
14 Flexible gas line 155/230 383-500-767
Item
Description
Boiler
models
Part
number
15 Gas pipe lower clamp and hardware 155/230 383-500-617
16
Gas valve/venturi kit - Gas valve, venturi,
adapter block, O-ring and hardware
(assembled) be sure to reinstall the existing
propane orifi ce)
155
230
383-500-025
383-500-030
17
Gasket cork, for in between gas valve venturi
& blower inlet (not shown)
All 590-317-310
18 Air silencer kit - Air silencer and gasket 155/230 383-500-295
19
Condensate trap kit - Condensate trap, hose
clamps, pvc fi ttings, and gasket
155/230 383-500-060
20
Ignition electrode kit - Ignition electrode,
suppressor, gasket, and hardware
All 383-500-045
Ignition electrode gasket ONLY (not shown) 511-330-253
21
Ignition cable kit (not shown) - Ignition cable,
suppressor, and wire tie
All 383-500-619
22
Inspection glass kit - Bracket, glass, gasket
and hardware
All 383-500-020
23
Burner replacement kit - Burner, gaskets and
hardware
155
230
383-500-085
383-500-090
24 Return/supply sensor kit - (1) sensor All 383-500-602