Replacement Parts List

GAS
280 Discontinued Service Parts
EGH - Series 2 Through 4
Water Trim Parts
Fig.
No.
Part No. Description Mfr.
Mfr’s Part
No.
Boiler size
85 95 105 115 125
Temperature Controls For Standard Model Boilers
1 510-312-150
Combination Operating Limit (140-240°F Range)
and Fixed High Limit (240° F) Temperature Control,
Auto Recycle, DPST, With ½“ Well. Furnished
With Wire Leads For Connection To Thermocouple
Spade Terminal Block
Carlin
EZ Temp
90224
X X
Temperature Controls For PI And PID Boilers Without Tankless Heaters
2
510-312-250
Operating Temperature Control, SPST, Auto
Recycle, 140-240°F Subtractive Differential With
½" N.P.T Well
Honeywell L4080D1250 X X X X X
W/R 11B81-3 X X X X X
510-312-209
High Limit Temperature Control SPST, Automatic
Recycle, 140-240°F, 10°F Fixed Subtractive
Differential With ¾“ N.P.T well
Honeywell L4080B-1311 X X X X X
Temperature Controls For Standard Model, PI And PID Boilers With Tankless Heaters
N/S
510-312-249
Combination High / Low Limit / Circulator Control
With Transformer. High Limit: SPST Automatic
Recycle, 140-240°F Range, 10°F Subtractive
Differential. Low Limit / Circulator Control: SPDT,
Automatic Recycle, 100-200°F Range, 10-35°F
Adjustable Differential
Honeywell L8124E-1065 X X X X X
592-300-027 Immersion Well, ¾" N.P.T. X 6.25" In Length Hydrolevel 48-202 X X X X X
Water Trim Components Common To All Boilers
3 383-600-091
ASME Pressure Relief Valve (Set To Relieve At 30
PSIG, ¾" N.P.T, Female Inlet)
Watts 335
X X X X X
Conbraco 10-408-05
4 510-218-097
Combination Pressure-Temperature Gauge
2½ “ Dial, 0-60 PSIG, Long Shank, ¼“ N.P.T Back
Connection
ENFM-USA 4104 X X X X X
5 51
1-210-423 Drain Valve, ¾" N.P.T, 1½" Shank Conbraco 31-606-01 X X X X X
1
2
3
4
5