Fuel Selector Switch Location
The image below shows the location of the Propane Gas (LP) / Natural Gas (NG) selector switch for the
®
P-K SONIC
SC1500GG, SC2000GG, SC3000GG and SC4000GG models. To access this selector
switch, open the front door and look toward the lower left of the inner cabinet, below the control panel
assembly.
CLOSED. If operating with Propane Gas, ensure the Natural Gas valve/cock is CLOSED.
Failure to do so could result in equipment damage, injury, and/or death.
Revised: June 2, 2017
Released: June 2, 2017
If operating with Natural Gas, ensure the Propane Gas valve/cock is
HARSCO Industrial, Patterson-Kelley 2017
All Rights Reserved.
®
P-K SONIC
Gas Fired Boiler
Technical Service 1.877.728.5351
1004905978 P-K SONIC NURO Installation and
Owners Manual (Rev F Jun-2017).docx
Page 49