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Sheet2, Drawing view11, Winter storage – Ag Spray Equipment AG55DLXSF User Manual

Page 2: After spraying, Troubleshooting the pump

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Item

No

2
3

1

Part

Number

5168767

94-231-10
94-232-06

Diaphragm/Drive Kit (SHURflo)
Switch & Upper Housing

Valve Assembly

Qty

Mfg Part

Number

94-238-04
94-231-10
94-232-06

1
1

1

Description

List

17.15

65.75

32.90

Price

SHURflo Pump #2087-593-135

(3 gpm, 45 psi, 12 Volt)

3

2

1

Page 2

Winter Storage

Drain all water out of your sprayer, paying special attention to the

pump, handgun, and valve(s). These items are especially prone to

damage from chemicals and freezing weather.

The sprayer should be winterized before storage by pumping a

solution of RV antifreeze through the entire plumbing system. This

antifreeze solution should remain in the plumbing system during

the winter months. When spring time comes and you are

preparing your sprayer for the spray season, rinse the entire

plumbing system out, clearing the lines of the antifreeze solution.

Proper care and maintenance will prolong the life of your sprayer.

Troubleshooting the Pump:

Pump will NOT run:

- Check inline fuse on the wires on the pump. (if

applicable)

- Make sure on/off switch is in the 'on' position (-).

- Make sure you 12 volt source (battery) is fully

charged.

- Insure a tight connection at the battery clips.

If none of the above will work, try pulling the wires off

the pressure switch, and short them out. If your pump

runs when you do this, you know you will need to

replace your pressure switch.
Pump runs, but does not prime:

- Check line strainer (screen) in the tank, connected to

the bottom of the intake tube. Periodically take the

screen at this location out and clean it.

- Make sure the bypass line valve is closed, to allow

the pressure to build up in your system. (If equipped

with bypass)

- Unscrew the head portion of your pump and remove

the valve assembly (Item 3) from inside. You need to

make sure the O-Ring comes out with this piece as

well. (See the exploded view to help identify these

components) These pieces can be cleaned which, in

most cases, will help restore some, if not most, of your

prime. Soak this check valve in a solution of hot, soapy

water. A good name-brand dishsoap works well for

this. A little bit of 'scrubbing' with perhaps an old

toothbrush may be required to actually break up any

build-up that may be on the check valve. Rinse off the

pieces and replace them back into your pump.

Reassemble the pump. Hook it back up and test.

After Spraying

After use, fill the sprayer tank part way with water. Start the

sprayer, and allow the clear water to be pumped through the

plumbing system and out through the spray nozzles.

Refill the tank about half full with plain water and use FIMCO Tank

Neutralizer and Cleaner, and repeat cleaning instructions above.

Flush the entire sprayer with the neutralizing/cleaning agent, then

flush out one more time with plain water. Follow the chemical

manufacturer's disposal instructions of all wash or rinsing water.

For the boom, (if applicable) remove the tips and screens from the

nozzle assemblies. Wash these items out thoroughly. Blow the

orifice clean and dry. If the orifice remains clogged, clean it with a

fine bristle (NOT WIRE) brush, or with a toothpick. Do not damage

the orifice. Water rinse and dry the tips before storing.
WARNING: Some chemicals will damage the pump valves if

allowed to soak untreated for a length of time! ALWAYS flush

the pump as instructed after each use.