Patterson-Kelley P-K STORM ST-5000 Installation & Owner's Manual page 8

5.3 A R
FTER EPAIRS OR
5.4 S
EQUENCE OF
5.5 T
ROUBLESHOOTING
Loss of Power ................................................................................................................... 74
Loss of Water Level .......................................................................................................... 74
Low Gas Pressure ............................................................................................................ 74
High Gas Pressure ........................................................................................................... 74
High Water Temperature ................................................................................................... 74
Low Air ............................................................................................................................. 74
Flame Failure ................................................................................................................... 75
Flame Error ...................................................................................................................... 75
Flue Problem/Condensate Blockage................................................................................. 75
6 PARTS/TECHNICAL SUPPORT ................................................................................................. 76
6.1 T B
ERMINAL LOCK
Terminal Block Assignments - Low Voltage (TB1) Terminal Block .................................. 77
Terminal Block Assignments - High Voltage (TB2) Terminal Block .................................. 78
6.2 W D
IRING IAGRAMS
ST-2500-ST-4000 Natural Gas 208-240 Volt .................................................................... 79
ST-5000 Natural Gas 208-240 Volt ................................................................................... 81
ST-2500-ST-4000 Natural Gas 480 Volt ........................................................................... 83
ST-5000 Natural Gas 480 Volt .......................................................................................... 85
ST-6000 Natural Gas 240 Volt .......................................................................................... 87
ST-6000 Natural Gas 480 Volt .......................................................................................... 89
Control Transformer Diagrams ......................................................................................... 91
6.3 B P
OILER ARTS
Main Boiler Assembly (ST-2500 & ST-3000) .................................................................... 94
Main Boiler Assembly (ST-3500 & ST-4000) .................................................................... 95
Main Boiler Assembly (ST-5000) ...................................................................................... 96
Main Boiler Assembly (ST-6000) ...................................................................................... 97
Control Panel (ST-2500-ST-4000) .................................................................................... 98
Control Panel (ST-5000) ................................................................................................... 99
Control Panel (ST-6000) ................................................................................................. 100
Heat Exchanger Assembly ST-2500 & ST-3000 ............................................................. 101
Heat Exchanger Assembly ST-3500 & ST-4000 ............................................................. 102
Heat Exchanger Assembly ST-5000 & ST-6000 ......................................................... 103
Natural Gas Train (ST-2500-ST-4000) ........................................................................ 104
Natural Gas Train (ST-5000) ...................................................................................... 105
Natural Gas Train (ST-6000) ...................................................................................... 106
Burner/Blower Assembly 240V (ST-2500-ST-4000) .................................................... 107
Burner/Blower Assembly 480V (ST-2500-ST-4000) .................................................... 108
Burner/Blower Assembly 240V (ST-5000 & ST-6000) ................................................. 109
Burner/Blower Assembly 480V (ST-5000 & ST-6000) ................................................. 110
™
7 P-K STORM SPECIFIC LIMITED WARRANTY ....................................................................... 111
8 BOILER FIRE-TEST REPORT .................................................................................................. 113
APPENDIX A - MAINTENANCE LOG .............................................................................................. 114
APPENDIX B - BOILER ALTITUDE DERATE SCHEDULE ............................................................. 115
APPENDIX C - WATER QUALITY STANDARDS QUALITY STANDARDS FOR HYDRONIC
BOILERS IN MULTI-METAL SYSTEMS ........................................................................................... 116
Revised: December 8, 2021
Released: December 8, 2021
M .......................................................................................... 72
AINTENANCE
O ................................................................................................... 73
PERATIONS
............................................................................................................... 74
A ............................................................................................. 77
SSIGNMENTS
................................................................................................................. 79
I ............................................................................................... 94
DENTIFICATION
 Patterson-Kelley 2021
All Rights Reserved.
P-K Storm TM Gas Fired Boiler
Technical Service 1.877.728.5351
2691000273 P-K Storm ST2500-ST6000
Installation and Owners Manual Rev C.docx
Page vii