1-1/2" (3.8 cm) Min
9. Mount Blower Motor and Check Valve - Remote
NOTE: The blower motor must be mounted horizontally 2" (5.1 cm) above the floor. Do not mount the
blower motor with the blower motor discharge pointing up.
NOTE: The check valve must be relocated with the blower motor. At the new location, the check valve
must be no lower than 24" (61 cm) below the rim of the bath. The check valve must be within 12" (30.5
cm) of the blower motor. The check valve must be oriented vertically with the flow arrow pointing up.
NOTE: Refer to the "Before You Begin" section for other detailed requirements for the blower motor
relocation.
At the new blower motor location, install a minimum 1-1/2" (3.8 cm) high block (not supplied) for
the blower motor support.
Use the blower motor as a template to mark the location of the four mounting bolts or screws.
Drill four 1/8" (3 mm) pilot holes for the blower motor mounting screws.
Install and support PVC or other 1-1/2" rigid piping (not supplied) between the blower motor
location and the bath air harness.
Connect the new piping to the existing air harness without modifying the air harness. Align the new
pipe and secure the connection with PVC cement. Allow the PVC cement to cure according to the
manufacturer's instructions.
Connect the check valve assembly to the new piping. Align the new pipe with the check valve
assembly and drill a hole for the existing mounting screw. Use silicone or equivalent sealant at the
connection and reuse the screw that was removed previously. Allow the sealant to cure according to
the manufacturer's recommendations.
Apply silicone or equivalent sealant to the lower connection of the check valve assembly.
Align the blower motor with the lower connection of the check valve assembly. Position the motor
on the support block. Reinstall the retaining screw. Allow the sealant to cure according to the
manufacturer's recommendations.
Fasten the blower motor to the new support block with the retained mounting screws.
1146828-2-A
Blower Motor
Mounting Screws
1-1/2" Rigid piping
(not supplied)
Check Valve
Screw
Screw
12
Kohler Co.