Assembly Instructions

INSTALLATION
A. Remove all of the packaging material from the water box.
B. Set the pump in the water box with the motor in the middle
and the discharge pipe in one corner as shown in Figure 1.
C. Turn the water box cover upside down and install the
rubber gasket around the edge of the flange, ribs side
up. Insert the supplied screws up through the holes in the
flange and gasket.
D. Insert the square-cut O-ring in the port that is 3-1/2” from
the nearest corner.
E. Run the cords through the non-threaded hole in the cover
as shown.
F. Put the cover on the water box, making sure that the
discharge pipe from the pump seats in the port with the
square-cut O-ring. The inlet should be on the opposite
side of the pump switch.
G. Secure the cover with the 8 screws. Compress the gasket
material but do not over tighten. Secure the cover with the
8 screws.
H. Gently pull the slack out of the electrical cords. Slip the
grommet over the cords and slide it down the cords. Press
the grommet into the hole in the cover (lip up).
I. You should install a union in all pipe connections to allow
easy removal for service.
J. Install the inlet pipe in the opening as shown. Use
RTV sealant or PTFE pipe thread sealant tape to seal
threads. See Figures 2, 3 and 4 for typical installation
arrangements.
K. Thread the end of the exterior discharge pipe down into
the 1-1/2” NPT hole in the cover that has the discharge
from the pump in it.
L. Thread a 1-1/2” NPT exterior vent pipe into the second
hole in the water box cover. Connect the vent pipe to the
sewer vent system.
M. Test the system by filling the water box with water and
running the pump through one complete cycle.
Risk of electrical shock. Do not handle
pump or pump motor with wet hands. If basement floor
is wet, do not walk on wet area until all power is turned
off. If shut-off box is in basement, call the electric
company to shut off service to the house, or call your
local fire department for instructions. Remove pump and
repair or replace. Failure to follow this warning can
result in fatal electrical shock.
Always electrically ground pump motor to a suitable
electrical ground such as a grounded water pipe or a
properly grounded metallic raceway system, or to a
ground wire system.
Do not cut round grounding prong off of plug.
Unplug pump before attempting to service or remove
any component.
Install according to local and national electrical codes.
NOTICE: Laundry Tray Pump System part numbers (P/N)
are listed on the illustration. Refer to these numbers when
ordering parts. Refer also to the Pump Owner’s Manual for
additional information.
Do not use in explosive atmospheres.
Pump water only with this pump. Failure to follow this
warning can result in personal injury and/or property
damage.
California Proposition 65 Warning
This product and related accessories contain
chemicals known to the State of California to cause cancer,
birth defects or other reproductive harm.
To prevent lint in the washing machine’s
discharge from clogging the pump and causing a
flood, cover the end of the discharge hose with a nylon
stocking or a filter.
Laundry Tray Pump System
INSTALLATION INSTRUCTIONS
PS80-70 (03/24/15)
Cord Grommet
1-1/2” NPT
Vent
1-1/2” NPT
Discharge Pipe
Dimensions:
15-1/8” (384 mm) Square
13-3/4” (349 mm) High
6888 0115
2”
3-1/2”
Install unions in all
pipes for easier
service access.
Discharge Pipe
(P/N PS78-4P)
Square-Cut O-Ring
(P/N U9-455)
Square-Cut O-Ring
(P/N U9-455)
Ribs
Water Box
Flange
Check Valve
(P/N PS112-4)
Sump Pump
Water Box with
Cover & Gasket
(P/N PW73-64,
Includes: 1 Gasket,
8 Bolts & Washers,
1 Cord Grommet)
Inlet
Cover
Gasket
Screw
Cover Flange
Figure 1 – Laundry Tray Pump System diagram.
Discharge
Vent
3274 0698 WG
Pump
Figure 2 – Typical
installation for
laundry sinks and
washing machines.
Discharge
Vent
3272 0698 WG
Pump
Discharge
Vent
3273 0698 WG
Pump
Figure 3 – Typical installation
to remove air conditioner
condensate or humidifier
water.
Figure 4 – Typical wet
bar installation.