Pentair Plunger Pump 2340B-P

IMPORTANT: Hypro PowerLine Plus pumps are filled with Hypro Oil.

Change oil after 40 hours of break-in operation.

Change oil every three months or 500 hours, whichever comes first.

Check the oil level using the dipstick.

Fill a one or five-gallon container with water and time how long it takes to fill.

Is the water supply exceeding the required gallons per minute (gpm)?

Suction Line and Strainer Check

Ensure the suction line is as large as or larger than the inlet port.

Check if high-capacity, clean line strainers are used.

Vacuum and Overheating Protection

Check the vacuum at the suction side. Ensure it does not exceed 2-3 inches of Hg.

Ensure the pump is protected from direct sunlight and has adequate ventilation.

Drain the oil from the crankcase using a 9/16" hex wrench

Remove the plunger retaining nuts with a 9/16" hex wrench

Remove the plungers and slinger rings

Check the oil level using the dipstick

Use Hypro Oil (P/N 2160-0038) for lubrication

Enter the crankcase capacity for PowerLine Plus 2200B-P pumps

Change oil after 500 hours of operation

Verify the following are marked on the crankcase of the pump

Remove the valve cap (Figure 9, Ref. 1)

Remove the valve assembly (Ref. 3) from the head using needle nose pliers

Remove the o-ring (Ref. 4) from below the valve assembly

Remove the o-ring (Ref. 2) from the valve cap

Reassemble the parts by reversing the disassembly steps

Select the series of the valve cap for torque specification