No change in measurements with drain
shown. (K-7166-AF or K-7166M-AF)
Recommended faucet area.
1-1/4"
(3.2 cm)
1/2"
(1.3 cm) R.
Integral Flange Detail
36" (91.4 cm)
2-7/8"
(7.3 cm)
3" (7.6 cm)
Product Information
Applicable product:
Bath with airjets, without flange
Bath with airjets, with integral flange, left drain
Bath with airjets, with integral flange, right
drain
Fixture*:
Bathing well:
Basin area, bottom
50" (127 cm) x 24" (61 cm)
Basin area, top
65" (165.1 cm) x 27" (68.6 cm)
Weight
102 lbs (47.2 kg)
To overflow:
Water depth
14" (35.6 cm)
Capacity
72 gal (272.5 L)
* Approximate measurements for comparison only.
Included components:
Drop-in cut-out
Blower
Heater
motor:
300 W
Required Electrical Service
Dedicated circuit required, protected with Class A
Ground-Fault Circuit-Interrupter (GFCI):
Blower motor:
1040051-1-B
1-1/2"
(3.8 cm)
Drop-In Rim Detail
Blower Access
20" (50.8 cm) W x
15" (38.1 cm) H
20" (50.8 cm)
21-1/4"
K-1257-GRF
(54 cm)
K-1257-G
K-1257-GRF
1" (2.5 cm)
18-1/2" (47 cm)
K-1257-G
1-1/2" OD
K-1257-G
K-1257-GLF
K-1257-GRF
70" (177.8 cm) x 34" (86.4 cm)
V
Hz
120
60
120 V, 5 A, 60 Hz
Blower motor is supplied with a 24" (61 cm) grounding-type
plug-in cord.
Notes
NOTICE: If the blower motor and check valve are relocated, the
following two procedures are required: 1. Provide two access
panels. Locate one access panel at the blower motor/control
location and the other access panel at the control box. 2. Relocate
the blower motor and the check valve together. Do not relocate one
without the other.
Install this product according to the installation guide.
Floor support under product must provide for a minimum of
41 lbs/square foot (199 kg/square meter) loading.
A blower motor access panel is required.
If used, the optional apron must be installed before the finished
floor and wall materials are installed.
If installing a rim-mount faucet, make sure there is no interference
with drain overflow and circulating system before drilling any
holes. Consult local and national codes for minimum air gap
requirements if installing a spout on the faucet deck.
Fixture conforms to ANSI Standard Z124.1.2. All dimensions are
nominal.
A
5
2
10-1/4"
(26 cm)
72" (182.9 cm)
18"
(45.7 cm)
1-13/16"
(4.6 cm)
1-1/4"
(3.2 cm)
3-1/2"
(8.9 cm)
Kohler Co.