Figure 126
Combustion components for
ECO 70/110
(see Figure 128, page 123 for illustration)
Replacement parts
(continued)
Go to www.weil-mclain.com to locate Weil-McLain distributors
Figure 127
Combustion components for
ECO 155
(see Figure 128, page 123 for illustration)
Part number 550-142-190/1218
122
Item Name
Description / contents
Part Number
Model
70
|
110
100
Relief valve
30 PSIG relief valve — shipped loose for field installation
383-500-095
110
Pressure & temperature gauge
Shipped loose for field installation
380-000-000
200
Air inlet silencer
Silencer
383-700-155
—
383-700-248
—
210
Silencer o-ring
O-ring
590-318-049
—
590-318-115
—
220
Blower
Blower, clip and gasket
383-700-157
—
Blower, venturi & gas valve assembly
Blower, venturi, gas valve and blower gasket
383-700-249
—
225
Blower & venturi assembly
Blower, venturi and blower gasket
383-700-260
—
230
Blower retainer clip
Clip
562-650-115
—
240
Reference tube
Tube to connect blower to gas valve
590-300-001
—
250
Gas valve/venturi assembly
Gas valve, venturi, gasket, o-ring, clip, and screws
383-700-159
—
Gas valve
Gas valve, rubber boot, and screws
383-700-259
—
255
Rubber boot - gas valve/venturi
Gasket between gas valve and venturi
383-700-261
—
260
Gas valve retainer clip
Clip
562-650-116
—
270
Gas valve adapter block
Threaded block, o-ring, and screws
563-910-031
271
Gas flex line adapter
NPT to flare adapter
562-302-576
275
Gas valve outlet o-ring
O-ring
590-318-045
—
280
Propane orifice — boilers converted to propane ONLY — available only with propane conversion kit — see
Figure 118, page 114 for information
—
—
—
290
Gas flex line
Gas line, seal, and hardware
383-800-224
—
383-800-241
—
295
Gas pipe flange gasket
Gasket gas flex line to cabinet
590-300-027
300
O-Ring - flange block
Qty. 10
383-600-009
Item Name
Description / contents
Part Number
100
Relief valve
30 PSIG relief valve — shipped loose for field installation
383-500-095
110
Pressure & temperature gauge
Shipped loose for field installation
380-000-000
270
Gas valve adapter block and gas flex line adapter
Threaded block, NPT to flare adapter, o-ring, and screws
383-700-728
271
Gas flex line adapter
NPT to flare adapter
562-302-576
300
Air inlet silencer
Silencer with gasket and clip
383-700-203
310
Blower
Blower
383-700-195
320
Gas valve/venturi assembly
Gas valve, venturi, gasket and hardware
383-700-196
330
Propane orifice — boilers converted to propane ONLY — available only with propane conversion kit — see
Figure 118, page 114 for information
—
360
Gas flex line
Gas pipe and hardware
383-800-241
370
Gas pipe flange gasket
Gasket, gas flex line to cabinet
590-300-027
®
S
ERIES
2
G
AS
-
FIRED
WATER
BOILER
—
Boiler Manual