Installation Guide

Installation Requirements
Model K-1652 K-1657 K-1658 K-1659
Ordering Information
Steam generator control
kit (required)
K-1663-C/F K-1663-C/F K-1663-C/F K-1663-C/F
Required Electrical Service
Generator dedicated
circuit (required)
5 kW, 7240 V,
30 A, 60 Hz
7 kW, 240 V,
50 A, 60 Hz
9 kW, 240 V,
50 A, 60 Hz
11 kW, 240 V,
60 A, 60 Hz
Product Information
Weight 19-1/2 lbs (8.8 kg) 19-1/2 lbs (8.8 kg) 19-1/2 lbs (8.8 kg) 19-1/2 lbs (8.8 kg)
Electrical rating 240 V, 60 Hz, 25 A 240 V, 60 Hz, 35 A 240 V, 60 Hz, 45 A 240 V, 60 Hz, 55 A
Water supply 3/8″ copper line
(3/8″ NPT female
thread)
3/8″ copper line
(3/8″ NPT female
thread)
3/8″ copper line
(3/8″ NPT female
thread)
3/8″ copper line
(3/8″ NPT female
thread)
Steam line 1/2″ copper line
(1/2″ NPT female
thread)
1/2″ copper line
(1/2″ NPT female
thread)
1/2″ copper line
(1/2″ NPT female
thread)
1/2″ copper line
(1/2″ NPT female
thread)
Pressure relief valve
(provided)
3/4″ NPT female
thread
3/4″ NPT female
thread
3/4″ NPT female
thread
3/4″ NPT female
thread
Drain line valve
(provided)
3/8″ copper line
(3/8″ NPT female
thread)
3/8″ copper line
(3/8″ NPT female
thread)
3/8″ copper line
(3/8″ NPT female
thread)
3/8″ copper line
(3/8″ NPT female
thread)
Sizing The Steam Room
56 cu ft (1.6 cu m) 112 cu ft (3.2 cu m) 240 cu ft (6.8 cu m) 317 cu ft (9 cu m)
6-1/8" (15.6 cm)
19-11/16" (50 cm)
17-5/8" (44.8 cm)
3/8" NPT Drain
3/4" NPT
Pressure Relief
12-1/2"
(31.8 cm)
10-1/4"
(26 cm)
Minimum required access is
20" (50.8 cm) L x 13" (33 cm) H x
6-1/2" (16.5 cm) W.
Field Wiring
Service Box
RJ-12
Control
Jack
3/8" NPT
Water In
1/2" NPT
Steam Outlet
1008019-2-J 4 Kohler Co.