
Part number 550-100-090/0809
gas
-
fired
water
boiler
—
Boiler Manual
116
Heat exchanger and piping — Ultra-80 and -105
Figure 120
Item
Description
Boiler
Models
Part Number
1
Heat exchanger replacement kit - Heat exchanger, cover plate, burner,
electrode, water sensors, compression fittings, condensate fitting, gaskets,
and hardware
80NG
80LP
105
383-500-612
383-500-613
383-500-614
2
Cover plate replacement kit - Cover plate, cover plate gasket, burner gasket,
and hardware
80/105
383-501-022
3
Cover plate gasket/insulation
80/105
591-200-000
4
Burner gasket
80/105
590-300-000
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 fitting, 28 mm
80–230
383-500-260
8
Water compression fitting, 22 mm
80/105
564-100-002
9
Supply water pipe assembly - Pipe, temperature well, check valve, cap
(assembled) & compression fitting
80/105
383-501-036
10
Supply water lower pipe clamp and hardware
80/105
383-500-615
11
1/2” NPT well for temperature gauge
All
383-500-270
12
Pressure/temperature gauge check valve
All
383-500-275
13
Return water pipe assembly - Pipe, drain valve, cap (assembled) &
compression fitting
80/105
383-501-037
14
Boiler drain valve, 3/4” NPT
All
511-246-392
15
Blower assembly kit - Blower, gasket, and hardware
80/105
383-501-027
16
Gas pipe
80/105
560-907-682
17
Flexible gas line section and shut-off valve
80/105
383-500-616
18
Gas Pipe lower pipe clamp and hardware
80/105
383-500-617
19
Gas valve/venturi kit - Gas valve, venturi, 90° elbow, gaskets, and hardware
(assembled) (For LP boilers, make sure to reinstall the existing propane orifice)
80
105
383-501-029
383-501-030
20
Gasket cork, for in between gas valve venturi & burner inlet
All
590-317-299
21
Air silencer kit - Air silencer and gasket
80/105
383-501-026
22
Air silencer adapter kit - Air silencer adapter and hardware
80/105
383-501-025
23
Condensate trap kit - Condensate trap, hose clamps, pvc fittings, and gasket
80/105
383-501-031
24
Return/supply sensor kit - (1) sensor
All
383-500-602
25
Ignition electrode kit - Ignition electrode, suppressor, gasket, and hardware
All
383-500-045
Ignition electrode gasket ONLY
All
511-330-253
Igniter and gasket
All
383-500-045
26
Ignition cable kit (not shown) - Ignition cable, suppressor, and wire tie
All
383-500-619
27
Inspection glass kit - Bracket, glass, gasket and hardware
All
383-500-020
28
Burner replacement kit - Burner, gaskets and hardware
80NG
80LP
105
383-501-032
383-501-033
383-501-034
29
Gasket rubber, blower
80/105
590-300-003
30
Condensate fitting
80/105
561-200-000
Replacement parts
(continued)