Tjernlund WHKE Millivolt Water Heater Control Accessory

For use with the UC1, UCRT, MAC1E or MAC4E auxiliary controls to interlock millivolt heaters. The WHKE gas pressure switch actuates the venter through the A – B Dry contacts of UC1, UCRT, MAC1E or MAC4E. The Linear Limit switch disables the heater in the event of a venting malfunction. Includes JA1 thermocouple junction adapter.

Features

• WHKE provide a means for Venter actuation and appliance shut-down in the event of flue blockage, down drafts or Venter failure
• Use with UC1
• Installs in minutes with no electrician required