Patterson-Kelley P-K STORM ST-8000 Installation And Owner's Manual page 31

Do not over-tighten the hot lead terminal screws. Maximum tightening torque = 13 in-lbs!
NOTE: The hot lead terminals can accommodate maximum 10AWG wire. The ground terminal can
accommodate maximum 8AWG wire.
Revised: February 2, 2024
Released: February 2, 2024
High Voltage
Terminal Block
(TB2)
Low Voltage
Terminal Block
(TB1)
Main Power
Connection
 Patterson-Kelley 2024
All Rights Reserved.
®
P-K Storm Gas Fired Boiler
Technical Service 1.877.728.5351
Control
Transformer
2691000403 P-K Storm ST2500-ST8000
Installation and Owners Manual Rev G.docx
Page 20