Figure 118
Piping components for
Evergreen
®
220/299/300/399
(see Figure 119, page 125 for illustration)
Go to www.weil-mclain.com to locate Weil-McLain distributors
Part number 550-100-131/0120
– 124 –
®
gas
-
fired
water
boiler
— 220/299/300/399
Boiler Manual
Replacement parts
(continued)
Item Name
Description / contents
Part Number
Model
220
Model
299/300
Model
399
100
Gas valve
Gas valve, gasket, and o-ring
383-900-027
—
383-900-061
—
—
120
Venturi
Natural gas
(Includes 130, 150 and 240)
383-900-054
—
—
383-900-055
—
—
383-900-056
—
—
Liquefied Petroleum (Propane) Gas
(Includes 130, 150 and 240)
540-202-840
—
—
540-202-841
—
—
540-202-842
—
—
130
Silencer gasket
Gasket between venturi and silencer
590-318-103
140
Adapter gas pipe
¾”
NPT
Gas pipe adapter between gas valve and venturi
562-302-584
150
Gas pipe gasket
For sealing between adapter and venturi
562-248-765
160
Gas valve adapter block
Threaded block, o-ring and screws (2 required)
383-900-026
170
Gas flex line adapter
Connection between gas valve and gas line
562-302-583
180
Gas line
Gas line between gas valve and cabinet
560-907-766
190
Gas line gasket
Gas line seal to cabinet
590-318-085
200
Blower
Blower
Complete Blower
383-900-039
—
—
Control Only
383-900-091
—
—
Complete Blower
383-900-037
—
—
Control Only
383-900-092
—
—
Complete Blower
383-900-038
—
—
Control Only
383-900-093
—
—
210
Blower gasket
Blower to cover plate seal
383-900-036
220
Inlet air silencer
Silencer with gasket
383-900-034
—
383-900-035
—
—
230
O-ring -gas valve
(2 required per assembly)
590-318-043
240
O-ring -blower
O-ring between blower and venturi
590-318-102
300
Pressure & temperature gauge
Shipped loose for field installation
380-000-000
310
Relief valve
30 PSIG relief valve —
shipped loose for field installation
383-500-095
—
383-900-076
—
—
320
Condensate drain trap
(not shown)
540-131-075
—
—
540-131-076
—