66
Table
Number
Page
Number Description
Section III - Venting
Table 1
9
Vent System Options
Table 2
9
Vent System Components Included with Boiler
Table 3
10
Vent System Components
Table 4
10
Vent Length
Section V - Gas Piping
Table 5
25
Gas Ratings
Table 6
25
Specific Gravity Correction Factors for Natural Gas
Table 7
26
Maximum Capacity of Schedule 40 Pipe in CFH for Natural Gas Pressures of 0.5 psig or Less
Table 8
26
Equivalent Lengths of Standard Pipe Fittings & Valves
Section VII - Modular Installation
Table 9
33
Modular Boiler Water Manifold Sizing
Section VIII - System Start-Up
Table 10
37
Gas Flow Rate in Cubic Feet Per Hour
Section IX - Operation
Table 11
39
Sequence of Operation
Table 12
39
Sequence Fault
Table 13
41
Circulator Pre-purge Time example, (
PP_
= 2 minutes)
Table 14
42
DHW Terminal Function (
dh_
) Selection = Domestic Hot Water Demand, (Parameter
dh_
= dh)
Table 15
42
DHW Terminal function (
dh_
) Selection = Second Heating Zone, (Parameter
dh_
= tt2)
Section XI - Service
Table 16
52
Pilot Burner Location
Table 17
52
Differential Pressure Switch Settings
Section XII - Repair Parts
N/A
Pages 55 thru 64
APPENDIX B - TABLES
Summary of Contents for PVG3
Page 14: ...14 Figure 4 Horizontal Vent Installation III Venting continued...
Page 16: ...16 Figure 7 Attic Offset Figure 6 Vertical Vent Installation III Venting continued...
Page 29: ...29 Figure 17 Wiring Connection Diagram VI Electrical continued...
Page 31: ...31 Figure 19 Circulator Zoned System Wiring Diagram VI Electrical continued...
Page 32: ...32 Figure 20 Zone Valve Zoned System Wiring Schematic VI Electrical continued...
Page 34: ...34 Figure 21 Modular Boiler Piping VII Modular Installation continued...
Page 36: ...36 Figure 22 Operating Instructions VIII System Start up continued...
Page 51: ...51 Figure 29 Flue and Burner Cleanout 1 Burner XI Service continued...
Page 54: ...54 XII Repair Parts continued...
Page 56: ...56 XII Repair Parts continued...
Page 60: ...60 XII Repair Parts continued...
Page 67: ...67 SERVICE RECORD DATE SERVICE PERFORMED...
Page 68: ...68 U S Boiler Company Inc P O Box 3020 Lancaster PA 17604 1 888 432 8887 www usboiler net...
