Weil-McLain Ultra 3 series User Manual page 118

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gas fired water boiler
Replacement parts
Figure 122
Heat exchanger and piping
Ultra-155 & -230
Description
1 Heat exchanger replacement kit - Heat
exchanger, cover plate, burner, electrode,
water sensors, compression fittings,
condensate fitting, gaskets, and hardware
2 Cover plate replacement kit - Cover plate,
cover plate gasket, burner gasket, and
hardware
3 Cover plate insulation
4 Cover plate gasket
5 Cover plate studs, M6, 1 pitch
6 Cover plate nuts, M6, 1 pitch
7 Water compression fitting, 28 mm
8 Supply water pipe assembly - Pipe,
temperature well, check valve, cap
(assembled) & compression fitting
9 Supply water lower pipe clamp and hardware
10 1/2" NPT well for temperature gauge
11 Pressure/temperature gauge check valve
12 Return water bushing, 1 1/4" BSP x 1" BSP
(not use on Ultra-299)
13 Return water pipe assembly - Pipe, drain
valve, cap (assembled) & compression fitting
16 Boiler drain valve, 3/4" NPT
17 Blower assembly kit - Blower, gasket, and
hardware
118
— Boiler Manual
(continued)
Boiler Part
models number
155 383-500-621
230 383-500-622
155/230 383-500-395
155/230 383-500-250
155/230 383-500-255
All 560-340-598
All 561-928-449
80–230 383-500-260
155/230 383-500-265
155/230 383-500-615
All 383-500-270
All 383-500-275
155/230 383-500-280
155/230 383-500-285
All 511-246-392
155 383-500-035
230 383-500-040
Go to www.weil-mclain.com to locate Weil-McLain distributors
Description
18 Gas pipe
19 Flexible gas line section and shut-off valve
20 Gas pipe lower clamp and hardware
21 Gas valve/venturi kit - Gas valve, venturi,
adapter block, O-ring and hardware
(assembled) ke sure to reinstall the existing
propane orifice)
22 Gasket cork, for in between gas valve venturi
& burner inlet
23 Air silencer kit - Air silencer and gasket
24 Condensate trap kit - Condensate trap, hose
clamps, pvc fittings, and gasket
25 Ignition electrode kit - Ignition electrode,
suppressor, gasket, and hardware
Ignition electrode gasket ONLY
Ignition electrode and gasket
26 Ignition cable kit (not shown) - Ignition cable,
suppressor, and wire tie
27 Inspection glass kit - Bracket, glass, gasket
and hardware
28 Burner replacement kit - Burner, gaskets and
hardware
29 Return/supply sensor kit - (1) sensor
Boiler Part
models number
155/230 560-907-683
155/230 383-500-624
155/230 383-500-617
155 383-500-025
230 383-500-030
All 590-317-299
155/230 383-500-295
155 383-501-031
230 383-500-060
All 383-500-045
511-330-253
511-330-253
All 383-500-619
All 383-500-020
155 383-500-085
230 383-500-090
All 383-500-602
Part number 550-100-090/0809