Sta-Rite DH2J-113 Installation Manual

OWNER’S MANUAL

Self-Priming Centrifugal Pumps

293 Wright Street, Delavan, WI 53115

“D” Series

Installation/Operation/Parts

For further operating, installation,

or maintenance assistance:

Call 1-262-728-5551

Safety 2

READ AND FOLLOW

SAFETY INSTRUCTIONS!

This is the safety alert symbol. When you see this

symbol on your pump or in this manual, look for one of the following signal words and be alert to the potential for personal injury:

warns about hazards that will cause serious

personal injury, death or major property damage if ignored.

warns about hazards that can cause serious

personal injury, death or major property damage if ignored.

warns about hazards that will or can cause

minor personal injury or property damage if ignored.

The label NOTICE indicates special instructions which are important but not related to hazards.

Carefully read and follow all safety instructions in this manual and on pump.

Keep safety labels in good condition.

Replace missing or damaged safety labels.

Make workshops childproof; use padlocks and master switches; remove keys.

GENERAL SAFETY

Do not touch an operating motor. Modern

motors are designed to operate at high temperatures. To avoid burns when servicing pump, allow it to cool for 20 minutes after shut-down before handling.

Do not allow pump or any system component to freeze. To do so will void warranty.

Pump water only with this pump.

Periodically inspect pump and system components.

Wear safety glasses at all times when working on pumps.

Keep work area clean, uncluttered and properly lighted; store properly all unused tools and equipment.

Keep visitors at a safe distance from the work areas.

Pump body may explode if used as a booster pump unless relief valve capable of passing full pump flow at 75 psi is installed.

WARNING

Hazardous pressure! Install pressure relief valve in discharge pipe.

Release all pressure on system before working on any component.

WARNING

Hazardous voltage. Can shock, burn, or cause death.

Ground pump before connecting to power supply. Disconnect power before working on pump, motor or tank.

Wire motor for correct

voltage. See “Electrical” section of this manual and motor nameplate.

Ground motor before

connecting to power supply.

Meet National Electri-

cal Code, Canadian Electrical Code, and local codes for all wiring.

Follow wiring instruc-

tions in this manual when connecting motor to power lines.

Table of Contents 3

Thank you for purchasing a top quality, factory tested pump.

Page

General Safety .....................................................................................................2

Warranty..............................................................................................................3

Installation........................................................................................................4-5

Electrical...........................................................................................................6-7

Service ...........................................................................................................8-10

Repair Parts ..................................................................................................11-12

LIMITED WARRANTY

Sta-Rite Industries warrants to the original consumer of the products listed below, that they will be free from defects in material and workmanship for the Warranty Period from the date of original installation or manufacture as noted.

Product Warranty Period

Water Systems Products – jet pumps,

whichever occurs first:

small centrifugal pumps, submersible pumps 1 year from date of original installation, or and related accessories 2 years from date of manufacture

Hydro-Flow Filters 1 year from date of purchase

Signature 2000

Fibrewound Tanks 5 years from date of original installation

Pro-Source

Steel Pressure Tanks 5 years from date of original installation

Pro-Source

Epoxy-Lined Tanks 3 years from date of original installation

Sump/Sewage/Effluent Products 1 year from date of original installation, or

2 years from date of manufacture

Our warranty will not apply to any product that has been subject to negligence, misapplication, improper installation or maintenance. In the event a three phase submersible motor is operated with single phase power through a phase converter, or if three-leg ambient compensated, extra-quick trip overload relays of recommended size are not used, our warranty is void.

Buyer’s only remedy and Sta-Rite Industries’ only duty is to repair or replace defective products (at Sta-Rite Industries’ choice). Buyer agrees to pay all labor and shipping charges associated with this warranty and to request warranty service through the installing dealer as soon as a problem is discovered. If warranty service is requested more than 30 days after the Warranty Period has ended, it will not be honored.

STA-RITE INDUSTRIES SHALL NOT BE LIABLE FOR ANY CONSEQUENTIAL, INCIDENTAL, OR CONTINGENT DAMAGES WHATSOEVER.

THE FOREGOING WARRANTIES ARE EXCLUSIVE AND IN LIEU OF ALL OTHER EXPRESS WARRANTIES. IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, SHALL NOT EXTEND BEYOND THE WARRANTY PERIOD PROVIDED HEREIN.

Certain states do not permit the exclusion or limitation of incidental or consequential damages or the placing of limitations on the duration of an implied warranty, therefore, the limitations or exclusions herein may not apply. This warranty sets forth specific legal rights and obligations, however, additional rights may exist, which may vary from state to state.

Supersedes all previous publications.

Sta-Rite Industries, 293 Wright St., Delavan, WI 53115

Installation 4

Figure 1

Figure 2

Priming Plug

Offset suction flange adapter keeps suction water level above impeller eye to aid priming.

Important:

All connections must be

air tight

Support suction pipe as required

As close

as possible

4 x "D"

minimum

Misaligned pipe causes high spots along the suction line result in

Straight run, short as possible but at least 6 times pipe diameter ("D"); slope is from pump.

Pipe diameter "D" at least as large as pump suction connection

air leaks;

air pockets.

Discharge to service

down

going away

Union

Solid, level base

Gate Valve

Support discharge pipe as required

Some models have top discharge; these require a priming tee.

Recommended pump suction and discharge connections

Long suction

run

High

lift

Pipe submerged less than 4 x "D" will cause vortexing

Unsupported

Pipe

Pipe diameter "D" insufficient size

Use of excess fittings means potential

Valve

On the discharge Quick closing valves. Small I.D. pipe. Numerous fittings. Misalignment. Sharp turns in piping run.

air leaks

Not

recommended pump suction

and discharge connections

avoid:

Elbow immediately in front of pump suction.

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