Installation Guide

Roughing-In
NOTE: Use the dimensions in the diagram above for reference when determining the placement and
clearance for the steam generator.
NOTE: Unions are supplied for the steam, drain, and water inlet connections.
19-1/8" (486 mm)
1/2" NPT
Steam Outlet
3/8" NPT
Water Inlet
8-3/8"
(213 mm)
3/4" NPT Pressure Relief
Field Wiring
Service Box
10-1/8"
(257 mm)
14-1/4"
(362 mm)
Green LED
Diagnostic Light
Minimum required access panel is
24" (610 mm) L x 15" (381 mm) H.
Allow for a minimum of 12" (305 mm) of
space around all sides of the steam
generator.
Allow for the drain/spill pan.
KOHLER ® drain pan (shown with support
blocks) sold separately.
3/8" NPT
Drain
Control
Cable Input
Support
Blocks
2"
(51 mm)
Min
2-1/16"
(52 mm)
3/4" NPT
Drain Pan Outlet
5/8" (16 mm)
1"
(25 mm)
8-1/8"
(206 mm)
11-1/4"
(286 mm)
3/4"
(19 mm)
2-1/8"
(54 mm)
1-7/8"
(48 mm)
3-5/16"
(84 mm)
1-5/16"
(33 mm)
6" (152 mm)
2-1/8"
(54 mm)
6-1/8"
(156 mm)
17-5/8" (448 mm)
Kohler Co. 5 1230487-2-C