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Figure 22c: DB&B Gas Train (1000-2000)
DB&B – MAIN AND PILOT
Key
No.
Description
(Quantity) Part Number
EVS-500 EVS-750 EVS-1000
EVS-1500
EVS-2000
3. MAIN AND PILOT GAS TRAIN
3A
Main Gas Valve Body 1" NPT
(1)
816634041
—
—
—
Main Gas Valve Body, DBL,
1-1/2" NPT
—
(1)
81663404
3B
Manual Gas Valve with Pilot
Tapping, 1" NPT
(1)
806603055
—
—
—
Manual Gas Valve with Pilot
Tapping, 1-1/2" NPT
(1)
806603053
(2)
806603053
3C
DB&B Actuator/Regulator
Ratio Valve, Siemens SKP75
(max 5 PSI)
(1)
81663408
3D
DB&B Solenoid Valve
(1)
81660207
(1)
81660205
3E
Manual Gas Cock, 1/4"
(3)
822758
3F
Pilot Gas Regulator
(1)
822702
3G High Gas Pressure Switch
(1)
80160333
3H
Low Gas Pressure Switch
(1)
80160332
3I
Normally Open Vent Valve
(1)
81660748
Summary of Contents for EVS SERIES
Page 14: ...14 Figure 4 Vertical Pressurized Venting ...
Page 16: ...16 Figure 5 Typical Negative Pressure Conventional Venting ...
Page 18: ...18 Figure 7 Vertical Air Intake Piping ...
Page 27: ...27 Figure 9a 208 230 460V 1 3 ph 60 Hz Supply Power Wiring Schematic ...
Page 28: ...28 Figure 9b 120V 1ph 60Hz Supply Power Wiring Schematic ...
Page 29: ...29 Figure 9c Standard UL FM CSD 1 Wiring Diagram EVS 500 2000 ...
Page 31: ...31 Figure 9e Standard UL FM CSD 1 EVS 2000S 3000 ...
Page 35: ...35 Figure 11 Modular System Horizontal Air Intake Piping ...
Page 36: ...36 Figure 12 Modular System Vertical Air Intake Piping ...
Page 37: ...37 Figure 13 Modular System Typical One Pipe Water Piping ...
Page 38: ...38 Figure 14 Modular System Typical Primary Secondary Water Piping ...
Page 39: ...39 Figure 15 Modular System Typical Primary Secondary without System Pump ...
Page 40: ...40 Figure 16 Modular System Typical Reverse Return Water Piping ...
Page 41: ...41 Figure 17 Modular System Reverse Return with System Pump Only ...
Page 42: ...42 Figure 18 Modular System Typical Primary Secondary with Reverse Return ...
Page 58: ...58 Figure 19 Combustion Chamber Assembly ...
Page 60: ...60 Figure 20 Burner Assembly FRONT VIEW TOP VIEW ...
Page 62: ...62 Figure 21 UL FM CSD 1 Main Gas Train Assembly ...
Page 65: ...65 Figure 22b DB B Gas Train 500 750 Figure 22c DB B Gas Train 1000 2000 ...
Page 70: ...70 Figure 23 Jacket Panels ...
Page 74: ...74 Figure 25 Pilot Assembly Bishop Design ...
Page 88: ...88 NOTES ...
Page 89: ...89 NOTES ...
Page 90: ...90 NOTES ...
Page 91: ...91 NOTES ...