Installation Guide

6. Connect the Electrical Supply
WARNING: Risk of electrocution. Disconnect all power before performing these installation steps.
NOTICE: All electrical work should be done by a qualified electrician.
NOTICE: All electrical wiring must be done in accordance with local codes.
NOTICE: Each steam generator requires a dedicated circuit. Dual steam generator installations require a
second dedicated circuit.
IMPORTANT! Make sure the water supply to the steam generator is turned on before connecting the
electrical supply.
Connect the Power
Turn off all electricity to the working area at the main circuit breaker panel.
Connect a 240 VAC electrical line to the wires labeled ″L1,″″L2,″ and the green (ground) wire
coming out of the steam generator field service box located on top of the steam generator.
Confirm the ground connection has been made in the field service box.
Close the field service box.
Turn on the main power.
The function light should display a green light. If the function light is not green, consult the
″Troubleshooting″ section or contact the Customer Care Center using the number located on the
back of this document.
L1 (Black)
Neutral Bus
(In Breaker Box)
Equipment Ground
Breaker Box
240 VAC Source
Electrician to provide
suitable strain relief cable.
Typical Two-Pole
Circuit Breaker
without GFCI
N
L2
L1
Generator
L2 (Black)
Ground
(Green)
240V
120V
120V
240V
L2
L1
1230487-2-C 14 Kohler Co.