Simer Pumps 3989 owner manual Installation

Models: 3989

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Installation

Installation

3

10" Minimum with IntelliShield Switch

10" Min. with

IntelliShieldSump Pit Switch

Hard Surface –

No Sand, Clay,

Gravel

Figure 1

1A. Minimum sump size: 10" (254mm) diameter by 10" (254mm) depth.

1B. Construct the sump pit of tile, concrete, steel, or plastic; it must meet code requirements.

1C. No clay, earth, sand, or gravel in the sump (they will clog the pump). Keep the pump inlet screen clear.

3A. Unsnap the switch from the switch bracket and remove it from the pump (see Figure 11, Page 5).

Figure 3

3B. Slide the lid down over the discharge pipe.

3C. Remove the cord grommet from the sump lid and pass the switch down through the grommet hole in the lid.

1/8" hole

Figure 2

2A. Install the discharge plumbing and check valve, using teflon tape - NOT pipe joint compound.

2B. Tighten the pipe into the pump (hand tight + 1-1/2 turns).

2C. Install a check valve in the vertical pipe to prevent flow backwards through the pump when it shuts off. To prevent airlocking the pump, drill a 1/8" (3.2 mm) hole in the discharge pipe just above where it screws into the pump discharge. Install the check valve above this hole, but keep it as close to the pump as possible. Be sure the hole is below the waterline and below the check valve.

2D.To reduce noise and vibration, cut the discharge pipe near the pump and fasten a short length of rubber hose (1-7/8" (48 mm) I.D., e.g. radiator hose) into it with hose clamps.

Figure 4

3D. Pull the pump power cord up through the grommet hole.

3E. Press the power cord and switch cord into the slots in the grommet and replace the grommet in the sump lid. Snap the switch into the bracket.

Figure 5

For parts or assistance, call Simer Customer Service at 1-800-468-7867

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Simer Pumps 3989 owner manual Installation

FAQ

What is the minimum sump size for the Simer Pumps 3989 water pump?

The minimum sump size required is 10" in diameter by 10" in depth, constructed of tile, concrete, steel, or plastic.

How to prevent clogging of the pump?

Do not allow clay, earth, sand, or gravel in the sump, as they can clog the pump. Keep the pump inlet screen clear at all times.

How to reduce noise and vibration of the water pump?

Cut the discharge pipe near the pump and fasten a short length of rubber hose into it with hose clamps. Install a check valve in the vertical pipe to prevent flow backwards through the pump when it shuts off. Additionally, use teflon tape instead of pipe joint compound for the discharge plumbing and check valve.