Operating Instructions and Parts Manual
OPERATION
Never run the pump dry. Running pump without
water may cause seal damage. Fill the pump
with water before starting.
PRIMING THE PUMP
After pump installation is complete, the pump must be primed. Remove
the pipe plug in the discharge piping and fill the pump and suction pipe
with clean water. Turn power to pump on. If the pump does not pump
water in 10 minutes, turn off the pump and refill with clean water.
If the pump does not operate after repeated attempts, check the
following:
1. Vertical distance of pump to water level must not be over 25 feet.
2. Suction piping must be air tight.
3. Be sure valve(s) are open if used in discharge or suction piping.
Never run the pump with a closed or clogged
discharge. The water inside the pump could boil
and damage the pump.
MAINTENANCE
Maintain adequate ventilation for the pump motor. The motor bearings are
permanently lubricated at the factory. Additional lubrication is not required.
DRAINING FOR WINTER
Always protect pump and piping against freezing temperatures. If there is
any danger of freezing, drain the system. To drain the system:
1.
Remove the pipe plug from the discharge tee.
2.
Remove the 1/4" plug from the lower front face of the pump.
3.
Drain all piping below the frost line.
LAWN SPRINKLER REBUILD KIT
•
Disconnect all power from the pump
•
Drain the pump and disconnect any plumbing.
•
Remove the four bolts holding the volute to the seal plate.
•
Remove the volute from the seal plate, you may need to use a
screwdriver to help separate the parts.
•
Remove the square cut gasket from the seal plate and discard.
•
Remove the three screws from the diffuser and the diffuser from
the seal plate. The intake on the diffuser has an O-Ring seal and is
covered with a lubricant, remove the O-Ring and discard.
•
Remove the black plastic cap from the back of the motor, exposing
the motor shaft end. (On the WLS200 you will have to remove the
plastic cover from the end of the motor.
•
Using a large flat blade screw driver to hold the motor shaft while
unscrewing the impeller.
•
Remove the bellows portion of the shaft seal, making sure the metal
sleeve comes off as well, all you should see on the back of the
impeller is the brass colored threaded insert.
•
Remove the ceramic seal and rubber boot from the seal pate, it
is easier to remove the seal by unbolting the seal plate from the
motor flange. If you remove the seal plate from the motor flange
make sure you torque the four bolts to 140 ±40 inch pounds when
reassembling it.
•
Wipe down all the parts to remove any debris or loose rust.
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•
Reassemble the pump with new parts in reverse order.
•
Push the ceramic seat of the shaft seal into the seal plate using the
cardboard ring provided to keep the ceramic face clean. You can
use a little water or dish soap to lubricate the seal pocket to make
assembly easier.
•
Push the bellows side of the shaft seal over the impeller hub, you
can use a little water or dish soap to lubricate the impeller hub to
make assembly easier.
•
Holding the motor shaft with a flat blade screw driver, thread the
impeller onto the motor shaft, hand tighten. Lubricate the nose of
the impeller with Dow Corning III valve lubricant and sealant or other
potable water safe lubricant.
•
Replace the plastic cap (or plastic cover on the WLS200) over the
motor shaft end.
•
Put a new O-Ring on the diffuser and lubricate the intake/O-Ring
area of the diffuser with the same lubricant used on the impeller.
•
Replace the diffuser, rotating the diffuser until the screw holes line up
with the ones in the seal plate. The diffuser only goes on one way.
Torque the screws to 27±7 inch pounds.
•
Slide the square cut gasket over the flange on the seal plate, make
sure not to let the gasket twist.
•
Reassemble the volute to the pump being careful not to damage
the O-Ring on the diffuser. Torque the four bolts to 240 ±40 inch
pounds.
•
Reattach plumbing connection, reconnect the power and prime the
pump (See section on priming the pump). After reassembling the
pump, check for leaks. If a leak is detected, repair before using the
pump.
PERFORMANCE
Model
PSI
15
20
5300
WLS200
25
4800
30
4200
15
4350
20
3950
WLS150
25
3400
30
2950
15
3650
20
3200
WLS100
25
2800
30
2450
15
3100
20
2700
WLS75
25
2350
30
1950
4
5 ft.
10 ft.
15 ft.
20 ft.
-
-
5300
5150
5100
4850
4550
4500
4250
4000
3950
3750
3450
4200
3950
3700
3700
3450
3250
3200
3000
2800
2750
2500
2150
3450
3250
3050
3000
2850
2650
2650
2450
2300
2200
1950
1600
2900
2750
2600
2550
2400
2200
2200
2000
1750
1700
1400
1000
25 ft.
4850
4300
3750
3100
3500
3050
2550
1700
2850
2500
2050
1150
2450
2050
1450
500