Boiler manual: • Installation • Start-Up • Maintenance • Parts
47
Part No. 550-110-275/1018
Parts
(continued)
Figure 49
STEAM boiler trim and control components
Item
Description
(note = alternate components)
Manufacturer
Mfr's part
number
Weil-McLain
part number
Boiler size
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
1
Gage glass
5
⁄
8
" diameter X 10
5
⁄
8
" long
Weil-McLain
383-600-002 1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
Gage glass guards,
3
⁄
16
" diameter X 12
1
⁄
2
" long
Weil-McLain
563-334-595 1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
Combination pressure-vacuum gauge, 0–30 psig, 0–30" Hg,
4
1
⁄
2
" diameter, bottom connection,
1
⁄
4
" NPT
Ametek
ASC500-5549 510-218-100 1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
4
(note)
Water gage glass cocks, set ½" NPT, Male inlet
Conbraco
21-205-03W
510-218-145 1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
5
(note)
High pressure limit, 0 to 15 psig adjustable, subtractive
differential 2 to 8 psig. Open on high pressure switch action.
Johnson
Controls
P47EA-3D
510-312-135 2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Honeywell
PA404A-1009
6
Steam safety valve 1¼"" inlet, 15 psig, side outlet,
1200 lbs/hr capacity
Conbraco
13-213-08
511-548-051
1
1
Steam safety valve 1½"" inlet, 15 psg, side outlet,
1900 lbs/hr capacity
Conbraco
13-214-08
511-548-052
1
1
2
2
1
1
1
Steam safety valve 2" inlet, 15 psig, side outlet,
2500 lbs/hr capacity
Conbraco
12-205-08
511-548-056 1
1
1
1
2
2
2
1
1
Steam safety valve 2½" inlet, 15 psig, side outlet,
3529 lbs/hr capacity
Conbraco
12-206-08
511-548-057
1
1
1
2
2
2
2