How to install a Harvia safety switch and activate remote use of the heater

Harvia SFE safety switches

This instruction applies only to the SFE safety switch installed above the heater.

You can find the instructions for the door switch here.

Connecting the safety switch

• The safety switch is connected to the SAFETY and GND terminals on the circuit board, terminals X15 and X16.
• Note: The safety switch may only be installed by a qualified electrician.

How to activate remote use

• Xenio control panels
  • The control panel setting 5 - 00 must be in SAFE mode when using the safety switch:

• • VKK control units (models C170VKK and C400VKK)
    • Activate REMOTE CONTROL in the control panel settings and select "SAFETY SWITCH".

Troubleshooting

Remote use not working

• The safety switch circuit is open
• Remote control is not activated from the control panel
• The safety switch is incorrectly connected to the circuit board.

Xenio control panel: Error message "SAFE"

• The safety switch circuit is open
• The safety switch is incorrectly connected to the circuit board.

VKK control unit: Error message "Safety switch circuit open. Check safety switch!"

• The safety switch circuit is open
• The safety switch is incorrectly connected to the circuit board.