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DYNAPRO

®

 Self-Priming Pool/Spa Pump Installation and User’s Guide

iii

Warning Page P/N 352557  Rev. C  7/18

IMPORTANT PUMP WARNING AND SAFETY INSTRUCTIONS

For Installation of Electrical Controls at Equipment Pad (ON/OFF 

Switches, Timers and Automation Load Center)

Install all electrical controls at equipment pad, such as 

on/off switches, timers, and control systems, etc. to 

allow the operation (startup, shut-down, or servicing) 

of any pump or filter so the user does not place any 

portion of his/her body over or near the pump strainer 

lid, filter lid or valve closures. This installation should 

allow the user enough space to stand clear of the filter 

and pump during system start-up, shut down or servicing of the system filter.

HAZARDOUS PRESSURE: STAND CLEAR OF 

PUMP AND FILTER DURING START UP

Circulation systems operate under high pressure. 

When any part of the circulating system (i.e. 

locking ring, pump, filter, valves, etc.) is serviced, 

air can enter the system and become pressurized. 

Pressurized air can cause the pump housing cover, filter lid, and valves 

to violently separate which can result in severe personal injury or death. 

Filter tank lid and strainer cover must be properly secured to prevent 

violent separation. Stand clear of all circulation system equipment when 

turning on or starting up pump.
Before servicing equipment, make note of the filter pressure. Be sure 

that all controls are set to ensure the system cannot inadvertently start 

during service. Turn off all power to the pump.

 

IMPORTANT: Place filter 

manual air relief valve in the open position and wait for all pressure 

in the system to be relieved. 

Before starting the system, fully open the manual air relief valve and place 

all system valves in the “open” position to allow water to flow freely from the 

tank and back to the tank. Stand clear of all equipment and start the pump.  

IMPORTANT: Do not close filter manual air relief valve until all 

pressure has been discharged from the valve and a steady stream 

of water appears. 

Observe filter pressure gauge and be sure it is not 

higher than the pre-service condition. 

General Installation Information 

•  All work must be performed by a qualified service professional, and 

must conform to all national, state, and local codes. 

•  Install to provide drainage of compartment for electrical components. 
•  These instructions contain information for a variety of pump models 

and therefore some instructions may not apply to a specific model. All 

models are intended for use in swimming pool applications. The pump 

will function correctly only if it is properly sized to the specific application 

and properly installed.

Pumps improperly sized or installed or used in 

applications other than for which the pump was 

intended can result in severe personal injury or death. These risks 

may include but not be limited to electric shock, fire, flooding, suction 

entrapment or severe injury or property damage caused by a structural 

failure of the pump or other system component.

The pump can produce high levels of suction within 

the suction side of the plumbing system. These 

high levels of suction can pose a risk if a person comes within the close 

proximity of the suction openings. A person can be seriously injured 

by this high level of vacuum or may become trapped and drown. It is 

absolutely critical that the suction plumbing be installed in accordance 

with the latest national and local codes for swimming pools.

The Virginia Graeme Baker (VGB) Pool and Spa Safety Act

 creates 

new requirements for owners and operators of commercial swimming 

pools and spas.
Commercial pools or spas constructed on or after December 19, 2008, 

shall utilize:
(A)  A multiple main drain system without isolation capability with suction 

outlet covers that meet ASME/ANSI A112.19.8a Suction Fittings for 

Use in Swimming Pools, Wading Pools, Spas, and Hot Tubs and either:

(i) A safety vacuum release system (SVRS) meeting ASME/ANSI 

A112.19.17 Manufactured Safety Vacuum Release systems (SVRS) 

for Residential and Commercial Swimming Pool, Spa, Hot Tub, 

and Wading Pool Suction Systems and/or ASTM F2387 Standard 

Specification for Manufactured Safety Vacuum Release Systems 

(SVRS) for Swimming pools, Spas and Hot Tubs or
(ii) A properly designed and tested suction-limiting vent system or
(iii) An automatic pump shut-off system. 

Commercial pools and spas constructed prior to December 19, 2008, 

with a single submerged suction outlet shall use a suction outlet cover 

that meets ASME/ANSI A112.19.8a and either:

(A)  A SVRS meeting ASME/ANSI A112.19.17 and/or ASTM F2387, or
(B) A properly designed and tested suction-limiting vent system, or
(C) An automatic pump shut-off system, or
(D) Disabled submerged outlets, or
(E) Suction outlets shall be reconfigured into return inlets.

Mechanical Entrapment: 

 When jewelry, swimsuit, hair decorations, finger, 

toe or knuckle is caught in an opening of an outlet or drain cover.  This 

hazard is present when the drain cover is missing, broken, loose, cracked, 

or not properly secured.

NOTE: ALL SUCTION PLUMBING MUST BE INSTALLED IN 

ACCORDANCE WITH THE LATEST NATIONAL AND LOCAL CODES, 

STANDARDS AND GUIDELINES.

TO MINIMIZE THE RISK OF INJURY DUE TO 

SUCTION ENTRAPMENT HAZARD:

•  A properly installed and secured ANSI/ASME A112.19.8 approved 

anti-entrapment suction cover must be used for each drain.

•  Each suction cover must be installed at least three (3’) feet apart, as 

measured from the nearest point to nearest point.

•  Regularly inspect all covers for cracks, damage and advanced 

weathering.

•  If a cover becomes loose, cracked, damaged, broken or is missing, 

replace with an appropriate certified cover.

•  Replace drain covers as necessary. Drain covers deteriorate over 

time due to exposure to sunlight and weather.

•  Avoid getting hair, limbs or body in close proximity to any suction 

cover, pool drain or outlet.

•  Disable suction outlets or reconfigure into return inlets.

A clearly labeled emergency shut-off switch for the 

pump must be in an easily accessible, obvious place.  

Make sure users know where it is and how to use it in case of emergency. 

Warnings and safety instructions for Pentair Aquatic Systems pumps 

and other related products are available at:

http://www.pentairpool.com/pool-owner/safety-warnings/

 or call 

(800) 831-7133 for additional free copies of these instructions.

Please refer to 

http://www.pentairpool.com/pool-owner/safety-

warnings/ 

for warning and safety instructions related to the this 

product.

Pumps and replacement motors that are single speed and 

one (1) Total HP or greater cannot be sold, offered for sale, or 

installed in a residential pool for filtration use in California, Title 

20 CCR sections 1601-1609.

Summary of Contents for STA-RITE DYNA-PRO

Page 1: ...IMPORTANT SAFETY INSTRUCTIONS READ AND FOLLOW ALL INSTRUCTIONS SAVE THESE INSTRUCTIONS DYNA PRO INSTALLATION AND USER S GUIDE SELF PRIMING POOL SPA PUMP...

Page 2: ...Pump Draining the Pump Winterizing Start up for Winterized Equipment Maintenance Cleaning the Strainer Basket Pump Disassembly Removing Old Seal Pump Reassembly Installing New Seal Troubleshooting Rep...

Page 3: ...GS AND ALL INSTRUCTIONS IN THE OWNER S MANUAL BEFORE USING THIS PUMP THESE WARNINGS AND THE OWNER S MANUAL MUST BE LEFT WITH THE POOL OWNER SUCTION ENTRAPMENT HAZARD STAY OFF THE MAIN DRAINANDAWAYFROM...

Page 4: ...seriously injured by this high level of vacuum or may become trapped and drown It is absolutely critical that the suction plumbing be installed in accordance with the latest national and local codes f...

Page 5: ...To prevent flooding when removing the pump for service all flooded suction systems must have a gate valve in both the suction and discharge pipes 6 For most installations Pentair recommends installin...

Page 6: ...running see Figure 2 However if two main drains run into a single suction line the single suction line may be equipped with a valve which will shut off both main drains from the pump see Figure 2 Mor...

Page 7: ...entair salt chlorine generator Bonding 1 Bond the motor to the structure in accordance with the National Electrical Code and all other applicable national or local codes Use a solid copper bonding con...

Page 8: ...port losing the prime and causing the pump to run dry resulting in a damaged seal Continued operation in this manner could cause a loss of pressure resulting in damage to the pump case impeller and se...

Page 9: ...filter 3 Inspect all electrical wiring for damage or deterioration over the shutdown period Have a qualified serviceman repair wiring as needed 4 Inspect and tighten all watertight connections 5 Open...

Page 10: ...ill not fit on the strainer pot 7 Clean and inspect the lid O Ring and reinstall on strainer groove 8 Clean the O Ring groove on the strainer pot and reinstall the lid locking ring Note To prevent sti...

Page 11: ...the four 4 motor to seal plate screws Torque the screws to 60 80 inch lbs 69 92 kg cm 6 Apply a small amount of liquid detergent to the inside diameter of the rotating seal member 7 Slide the rotating...

Page 12: ...impeller is not clogged Disassemble the pump according to Pump Disassembly on page 6 If a blockage in the impeller if found clear the blockage and reassemble the pump according to Pump Reassembly on p...

Page 13: ...p adapter OR U11 199P 2 NPT adapter Box A Model No HP Motor Key No 1 Single Speed 115 230 60 1 MPRA6D 204L 3 4 A100DLL MPRA6E 205L 1 A100ELL MPRA6F 206L 1 1 2 A100FLL MPEA6D 204L 3 4 AE100DLL MPEA6E 2...

Page 14: ...4 1 C8 58P C8 58P C8 58P C8 58P C8 58P 15A 2 U178 920P U178 920P U178 920P U178 920P U178 920P 15B 2 U30 919SS U30 919SS U30 919SS U30 919SS U30 919SS 16 1 C4 77P C4 77P C4 77P C4 77P C4 77P 17 1 C35...

Page 15: ...NOTES...

Page 16: ...and brands of third parties that may be used in this document are not used to indicate an affiliation or endorsement between the owners of these names and brands and Pentair Water Pool and Spa Inc Tho...

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