GAS SPILLAGE SENSING KIT
Model: GSK-3, GSK-4, GSK-250M
Installation of a spillage SAFETY Switch is recommended for LP and Natural gas fired systems with draft
hoods, draft diverter, or gas barometric draft controls. This device is installed to detect flue gas spillage
caused by a blocked flue system and/or inadequate draft. This device MUST be installed by a qualified
installer in accordance with the manufacturer's installation instructions. Wiring MUST be in accordance
with the National Electrical Code and applicable local codes.
Before and after adding this safety control on existing appliances, an installation inspection in accordance
with the National Fuel Gas Code 54, Z223.1 Appendix H should be performed and a combustion analysis
is recommended to determine the operating condition of the appliance.
CAUTION: Disconnect Electrical Power When Wiring Spillage Switch
LOAD RATING
MODEL P/N
CONTACT
MATERIAL
AMPS VOLTS
SETPOINT °F RESET
SWITCH
TYPE
APPLICATION
GSK-3 46086400 GOLD 24VA mV-24AC 180 MANUAL SPST NC Gas-fired mV or 24VAC
GSK-4 46086402 GOLD 24VA mV-24AC 200 MANUAL SPST NC
Gas-fired mV or 24VAC,
where slower response
time is a requirement
GSK-250M 46086404 SILVER 24VA mV-24AC 250 MANUAL SPST NC Steam Boilers