STA-RITE PLD70 User's Manual
Contents
1. Drain it completely 5 Follow instructions in the Assembly and Initial Startup sections of this manual NOTICE The filter outlet piping will not empty through the filter drain Make sure that the outlet piping has a separate drain for winterizing SYSTEM INSPECTION General Wash the outside of the filter with a mild detergent and water Rinse off with a hose NOTICE DO NOT use solvents to clean the filter solvents may damage plas tic components in the system NOTICE Open the air bleed valve and bleed all air from the filter each time the pump is stopped and restarted Weekly Inspection Remove debris from the pool skimmer basket Stop the pump open the air release valve to release all pressure Remove the trap cover and basket remove debris Check the pump for leaks If found see the pump owner s manual Mm A Ww N Replace the trap basket and the cover Tighten the cover securely hand tight DO NOT use a lid wrench to tighten it 6 Start the pump When the filter air release valve runs a solid stream of water close the valve 7 When the system has returned to normal operation check the filter pres sure If the filter pressure is 10 PSI 69kPa or more higher than the initial startup pressure the filter needs cleaning See Module Cleaning Procedure Page 8 WIN TERIZING Explosion hazard Purging the system with compressed air can cause components to explode with ris2. a Searches AEA N AE E E EE E AT a etecataaas 12 READ AND FOLLOW SAFETY INSTRUCTIONS This is the safety alert symbol When you see this symbol on your filter or in this manual look for one of the following signal words and be alert to the potential for personal injury sas warns about hazards that will cause death serious personal injury or major property damage if ignored AWARNING warns about hazards that can cause death serious personal injury or major property damage if ignored A CAUTION warns about hazards that will or can cause minor personal injury or property damage if ignored NOTICE indicates special instructions not related to hazards Carefully read and follow all safety instructions in this manual and on equipment Keep safety labels in good condition replace if missing or damaged Incorrectly installed or tested equipment may fail causing Hazardous Severe injury or property damage Read and follow instructions in pressure owner s manual when installing and operating equipment Have a trained pool professional perform all pressure tests 1 Do not connect system to a city water system or other external source of pressurized water 2 Use equipment only in a pool or spa installation 3 Trapped air in system can cause explosion BE SURE all air is out of system be fore operating or testing equipment Before pressure testing make the following safety checks e Check all clamps bolts lids lock r
3. iron See Special Cleaning Instructions Page 8 Heavy or improper application of powdered chlo rine tablets using a binder See Special Cleaning Instructions Page 8 Algae in the pool Apply heavy dose of chlorine or algicide as recommended by the pool manufac turer 6 Pool Accessories Stop Working A Clean filter and observe performance of acces sories If accessories perform better after filter has been cleaned use a shorter cleaning cycle for the filter that is clean the filter after a pressure rise of less than 10 PSI Key Posi Lok ring Air release valve assembly Tank shell upper half Tank O ring Tank shell lower half Safety latch for ring 1 1 2 NPT plug w O ring Adapter fitting 2 x 1 1 2 Pipe reducer Pressure gauge Air bleed assembly Filter module PLD50 Filter module PLD7O Flapper valve Spring check valve Platform base Accessory package ZGEPCAN DAU BRWHN Decal logo Decal warning Decal ting instr F ecal operating instr i Decal nameplate PLD50 Decal nameplate PLD70 7 gt i il X gt Decal Inlet Owner s manual Teflon tape O ring grease _ S a S SF eS OS lS lS Base rotated 90 to show check valves installed 2 Not illustrated Includes all decals an
4. 7 Max Operating Pressure psi kPa 50 345 Max Continuous Water Temperature F C 104 40 One half pound of DE will fill a one pound coffee can Pool FIGURE 1B Piping Connections 9 Pounds per Square Inch kPa Pressure Drop in 4085 1001 10 20 30 40 50 60 70 38 76 114 151 189 227 265 Flow in Gallons Per Minute LPM 2496 0796 PLD50 PLD70 FIGURE 2 Pressure Drop Curve Celite 545 Decalite 4200 Celatom PLD70 36 3 3 4 bs 1 8 kg 70 265 50 345 104 40 NOTICE Make sure that the filter and all pip ing can be drained for winterizing See Winterizing Page 9 A WARNING Risk of drowning and falls Place equipment at least 4 feet from pool so that children cannot climb over it into pool Do not allow children to stand or play on filter or pump INSTALLATION Installation of filter should only be done by qualified licensed personnel Assembly e Unpack the pump or pump and base and check for transit damage e Open the accessory package e Install hoses with adapters and clamps provided in the accessory package Run one line from the skimmer to the pump suction port and the other line from the filter outlet to the pool inlet fitting Filter mount must e Be solid level rigid vibration free and provide for adequate drainage e Be as close to pool as possible to reduce pressure loss from pi
5. STA RITE System 2 Modular DE Filter O W NERS MANUAL E N G L I S H 2161 1295 INSTALLATION OPERATION amp PARTS MODELS PLD50 PLD70 MEMBER f This manual should be furnished to the end user of this filter its use will ai reduce service calls and chance of in jury and will lengthen filter life Sta Rite Pool Spa Group U S PATENT NO 5190651 Other patents pending 293 Wright Street Delavan WI 53115 International 262 728 5551 FAX 262 728 7550 www starite com Union City TN Delavan WI e Mississauga Ont e Murrieta CA 2003 Sta Rite Industries Printed in U S A 339 Rev 12 9 03 A WARNING Hazardous Pressure Can cause tank explosion Do not connect filter to compressed air under any circumstances Table of Contents SALLY NSTU ON ae a a 2 General TATOMMAU ONS sccssciseseawasaucues a subs pas E R sane Misses nesses 3 SOECINCAUOMNS ans es taco vecoaty tas oosts E lado adueonesles vecgnnisehabeeeays 4 ig Kouta 2 EI ETEA ed eRe Re eer rect oer Neo ede S OE Ce RO Nr rane me Tere 5 WAN al OLA et sheth aa de tndath least ela Saldana tata Renkin te 6 Filter Disassembly Assembly cscvaieaaske oltsaveiacdatinheerabiweseenee acer eaheaaseakerinchses 6 7 MOdUIe Clean Procede na A 8 Speciali CleaniNe MSTA ON sesini a a a a 8 Systemi Inspection WiINer Zine sarsana e a AET aA 9 Troubleshooting G lderen aea e a aa a a a a 10 kepam Fars Li siene E ance oedema deta eas ot 11 A My a
6. air release valve on top of filter Open isolation valves Start pump to purge air from system When steady stream of water comes from air release valve close the valve NOTICE Leaking around the Posi Lok ring may indicate that the ring is not fully locked In this case proceed as follows HD Ul BR W NH A Stop the pump close the isolation valves and open the air release valve to release any pressure within the filter B Remove the drain plug and drain all water from the filter Push down on the top of the filter to fully seat the upper tank shell D Rotate the Posi Lok clockwise until it locks behind the safety latch see Figure 3 E If the ring was already locked remove it and the upper tank shell Inspect and clean the O ring and all sealing surfaces Relubricate the O ring NOTICE Lubricate O ring only with the silicone grease provided or equiva lent as other lubricants may cause the ring to swell DO NOT lubricate Posi Lok ring or threads on lower tank shell as this may collect grit and make removal difficult 7 To prepare precoat slurry mix diatomaceous earth DE and water Use four pounds of DE for Model PLD70O use six pounds of DE for Model PLD50 DO NOT use more DE than recommended NOTICE Using more than the recommended amount of DE will clog the filter Using less than the recommended amount will give an uneven pre coat and shorten the life of the element 8 Empty slurry slowly into sk
7. d labels Optional equipment Shipped in accessory package Included with purchase of complete system only 11 REPAIR PARTS Part No Description Qty Number 27001 0054 25010 0200 27001 0020S 27001 0061S 27001 O009S 27001 0051 27001 00175 24900 0510 U78 820P 15060 00001 24800 0122 27002 0030S 27002 0036S 27001 0011 27001 0130S 27001 0140 27001 0041 27001 0042 27003 0043 27003 0045 27003 0048 32165 4010 S339 U97 58 34725 0013
8. e ring to swell DO NOT lubricate Posi Lok ring or threads on lower tank shell as this may collect grit and make removal difficult 4 Install the O ring in the upper tank shell O ring groove Be sure that the O ring is clean and not twisted 5 Push the upper tank shell into the lower tank shell to compress the O ring 6 Place the Posi Lok ring squarely over the tank shell threads and rotate COUNTERCLOCKWISE until the ring falls into the slots then rotate CLOCKWISE until securely latched 7 Follow instructions in the Initial Startup section of this manual When to Clean the Filter The filter module should normally be cleaned when the pressure gauge reading increases 10 PSI over the start up pressure record the start up pressure under Owner s Information Page 3 In some pools accessories such as foun tains or pool cleaners may be noticeably affected by the normal decrease in flow as the filter becomes dirty If so clean the fil ter more frequently that is at a pressure increase of less than 10 PSI in order to maintain the required flow Recommended Specialty Filter Cleaners Filter Cleanse Great Lakes Biochemical BIOGUARD Strip Kwik BIOGUARD KleenIt Softswim Filter Cleaner BIOLABS Inc Filter Kleen Haviland Products Co BAQUA CLEAN Zeneca Inc MUST be used when using any PHMB based sanitizer MODULE CLEANING PROCEDURE Risk of chemical burns Do
9. g filter e Maintain pressure gauge in good working order Replace a damaged gauge immediately e Cleaning interval is based on pressure rise not on length of time filter is op erated Different water conditions will have different normal cleaning inter vals e Check local codes for restrictions on waste water and DE disposal require ments NOTICE Some pool disinfectants may clog filter module To maximize module life and filter cycle time closely follow disinfectant manufacturer s instructions when cleaning pool or filter see Page 8 Owner s Information Serial Number Dealer Dealer s Telephone Purchase Date Installation Date Pressure Gauge Reading at Startup SPECTFICATIONS 38 5 978 mm Minimum Service Height Air Release Valve Pressure Gauge se Behind rN Upper gt rF Tank Shell Posi Lok TT 08 om Safety Latch ijir 18 58 Dia gt 472 mm Lower gt Tank Outlet Inlet Shell 2 NPT J NPT Drain gt y Plug A 2148 1195 lt 15 Dia 225 381 mm 57 mm FIGURE 1A Dimensions in inches mm Table 1 Recommended DE Manufacturers Johns Manville GREFCO Inc Eagle Picher Minerals Inc Table 2 Filter Specifications PLD50 Filter Area sq ft m 30 2 8 Lbs kg of DE Used 6 Ibs 2 7 kg Maximum Flow Rate gpm L m 60 22
10. immer to precoat filter element with an even fil tering precoat After filter is operating record filter pressure gauge reading in owner s manual for future use NOTICE When installed on a new pool after approximately 48 hours of op eration disassemble filter and clean out plaster dust construction debris etc see Module Cleaning Procedure Page 8 FILTER DISASSEMBLY ASSEMBLY PROCEDURE A WARNING Hazardous pressure Before disassembling filter 1 STOP PUMP 2 CLOSE isolation valves 3 OPEN air release valve and drain fitting 4 WAIT until all pressure is released and water drained from filter tank and system before loosening Posi Lok Ring CF Figure 5 Insert ring tab in slot in filter body Figure 6 Roll ring to one side to loosen upper tank half Small Catch Figure 7 Safety Latch Disassembly 1 Stop the pump 2 Close isolation valves to prevent flooding 3 Open air release valve on top of filter tank to release all pressure from inside of tank NOTICE Make sure that waste water disposal complies with local codes and ordinances 4 Remove drain plug and drain all water from tank 5 Remove Posi Lok ring as follows a Press safety latch below the ring toward the tank to release it see Figure 4 b Hold latch in the release position and rotate ring COUNTERCLOCKWISE to remove If ring is difficult to turn tap gently with a rubber mallet to overcome initia
11. ings and system accessories before testing e Release all air in system before testing e Tighten Sta Rite pump trap lids to 30 ft Ibs 4 1 kg cm torque for testing e Water pressure for test must be less than 25 PSI 172 kPa e Water Temperature for test must be less than 100 F 38 C e Limit test to 24 hours After test visually check system to be sure it is ready for operation Remove pump trap lid and retighten hand tight only NOTICE These parameters apply to Sta Rite equipment only For non Sta Rite equipment consult equipment manufacturer When to Clean the Filter The filter module should normally be cleaned when the pressure gauge reading increases 10 PSI over the start up pressure record the start up pressure under Owner s Information below right In some pools accessories such as foun tains or pool cleaners may be noticeably affected by the normal decrease in flow as the filter becomes dirty If so clean the fil ter more frequently that is at a pressure increase of less than 10 PSI in order to maintain the required flow A WARNING Risk of drowning and falls Place equipment at least 4 feet from pool so that children cannot climb over it into pool Do not allow children to stand or play on filter or pump GENERAL INFORMATION e Clean a new pool as well as possible before filling pool and operating filter Excess dirt and large particles of foreign matter in the system can cause seri ou
12. is operating properly A Insufficient precoat see precoat instructions Page 6 B Insufficient cleaning follow cleaning instructions closely and clean thoroughly see Page 8 10 C D B Water is chemically out of balance consult pool professional Excessive air in filter non precoated areas may plug Vent air from tank and check for pump suc tion pipe leaks Clean air bleed filter in grid as sembly with a hose and soft flow nozzle Filter is too small Install an additional filter Pool water contains iron See Special Cleaning Instructions Page 8 Algae in pool Apply heavy dose of chlorine or algaecide as recommended by the pool manufac turer Use of incorrect chemicals with PHMB sanitizers Replace filter module Not enough D E precoat Filter requires 6 Ibs 2 7 kg of D E for adequate precoat 5 Pool Water Not Clean A Chlorine residual too low maintain adequate chlorine residual consult pool service technician for recommendation Broken filter module passing DE into pool replace defective module Insufficient or improper precoat follow precoating instructions and use recommended amount of DE see Page 6 Inadequate turnover rate consult dealer to verify that equipment is properly sized for your pool Pump is too large and is overpumping Reduce the flow rate The filter is installed backwards Reinstall it cor rectly Pool water contains
13. k of severe injury or death to anyone nearby Use only a low pressure below 5 PSI high volume blower when air purging the pump filter or piping NOTICE Protect the filter from freezing Allowing the filter to freeze will dam age it and will void the warranty 1 Clean the filter according to instructions Page 8 before winterizing Stop the pump Open the air release valve open all the system valves Remove the drain plugs from the trap pump and filter U A W N Drain the system piping A Gravity drain system as far as possible B Protect areas which retain water with non toxic propylene glycol antifreeze RV antifreeze 6 Loosen the union nuts if used to drain all water from the filter interior Leave these nuts loose until the system is restarted 7 Disassemble the filter follow instructions under Filter Disassembly Pages 6 and 7 Remove the filter module and store it in a warm dry area 8 If the filter is equipped with an optional internal spring check valve in the tank outlet manually open the check valve to allow any water trapped in the tank to drain 9 Cover the filter with plastic or tarpaulin to prevent water entrance and freezing TROUBLESHOOTING GUIDE 1 Short Cycle Time NOTICE Cycle Time will vary with each installation and between different areas of the country The follow ing causes and remedies are for cycle times shorter than normal for your area A Chlo
14. l resistance NOTICE DO NOT use screwdriver or bladed instrument that may damage shell surfaces to pry tank shells apart 6 Separate upper and lower tank shell halves using tabs on bottom of Posi Lok ring Insert tab into slot located at tank joint and twist ring to pry shell halves apart See Figures 5 and 6 7 Remove O ring from upper tank shell Inspect for cuts cracking deforma tion or signs of wear replace if necessary NOTICE To avoid strain or damage allow filter module to drain before lift ing it out of the tank SAFETY LATCH See Figure 7 The purpose of the safety latch is to hold the Posi Lok ring in the locked po sition If the latch is damaged replace it as follows 1 Press down on the small catch behind the safety latch and press or tap the latch out of the Tee slot in the tank see Figure 7 2 Snap the new latch into position NOTICE DO NOT operate the filter if the safety latch is damaged or will not hold the Posi Lok ring in the locked position Assembly 1 Inspect and clean the tank ring threads and O ring groove Replace dam aged parts as necessary 2 Install the filter by placing the port in the bottom of the filter cartridge over the tank outlet port Push down firmly to seal 3 Ensure that the air bleed assembly on top of the module is clean and prop erly mounted NOTICE Lubricate O ring only with the silicone grease provided or equiv alent as other lubricants may cause th
15. leaning method does not remove all deposits see Special Cleaning Instructions section in this manual 4 Inspect and clean air bleed filter at top of module 5 Follow all steps in the Assembly and Initial Startup sections of this manual Special Cleaning Instructions Use this procedure to clean scale or oils which are not removed by hosing down module Be sure to dispose of spent chemicals according to all applica ble codes and waste disposal ordinances Use a soft stream nozzle to minimize flying water and spray Risk of fire or explosion Isolate filter from system before chemi cal cleaning rinse filter and elements completely before returning to service If filter cannot be isolated remove media and clean at another location Follow chemical manufacturer s instructions for use Do not mix chemicals except as directed by manufacturer Do not allow cleaning chemicals to mix with or to come in contact with chlorine bromines other chemicals or chemical feed devices 1 Sponge or spray the module according to chemical manufacturer s direc tions 2 If soaking is required remove the module from the filter tank and submerge it in a separate tank Follow cleaner manufacturer s instructions carefully 3 After completing chemical manufacturer s instructions drain and rinse the module completely Dispose of cleaners in accordance with local codes and disposal ordinances 4 Rinse the inside of the filter tank
16. ne at the heater inlet to prevent hot water from backing up into the filter Filter modules damaged by excessive heat will void the warranty e A check valve installed ahead of filter inlet will prevent contaminants from draining back into pool Electrical e BE SURE filter grounding and bonding meets local and National Electrical Code standards All wiring grounding and bonding of associated equipment must meet local and National Electrical Code Standards 1 Lake Chemical Co Chicago IL A WARNING Hazardous pressure Can cause severe injury or major property damage from tank blow up Release all pressure and read instructions before working on filter 2149 1195 Figure 3 Rotate Posi Lok Ring until tab locks behind the safety latch Figure 4 Depress safety latch to unscrew Posi Lok Ring INITIAL STARI UP A Be sure pump is OFF before starting procedure Do not operate these filters at more than 50 PSI 345 kPa under any circumstances A CAUTION To prevent serious damage to the element fabric NEVER run your DE filter without a diatomaceous earth precoat 1 Securely lock Posi Lok ring in place by rotating ring CLOCKWISE until it clicks past the safety latch see Figure 3 Stop turning as soon as the ring clicks past the latch The ring may feel slightly loose but it will tighten up when pump is on and filter is under pressure Fill trap on pump with water Open
17. not attempt to acid clean the filter or module If the filter requires acid cleaning have a trained pool professional do the job Follow all steps in the Disassembly section of this manual The filter module should be removed and cleaned when pressure rises more than 10 psi 69 kPa above startup pressure See also When to Clean the Filter at left NOTICE Do not expose the filter module to sunlight for any extended period of time NOTICE When sanitizing your pool using PHMB polyhexamethylene bi quanide based cleaners use only PHMB cleaners to clean the module When using PHMB sanitizers the filter module MUST be cleaned more thoroughly and frequently than for a pool using chlorine Follow manufacturer s instruc tions carefully Use of any other type of cleansers with PHMB pool sanitizers will void the filter s warranty NOTICE Avoid washing filter debris into the outlet port Remove drain plug and flush foreign material from inside of tank before removing filter module 1 With a hose equipped with a soft flow nozzle wash as much dirt as possible off of the filter module while it is still inside the tank Allow tank to drain completely 2 Make sure that the inside of the tank is clean Lift out the module and hose it down thoroughly Spray the entire module surface Allow module to drain 3 Inspect the module If necessary repeat the washing operation If the mod ule is damaged replace it NOTICE If this c
18. pe friction e Be protected from excess moisture e Provide weather and freezing protection e Provide adequate ventilation to prevent motor from overheating e Provide space and lighting for easy access for servicing pump and piping See Figure 1 Page 4 for space requirements e Be installed with the trap suction inlet below the pool water level at all times to allow pump to prime Piping See Figure 1B for correct connections e Piping must conform to local state plumbing and sanitary codes e Use teflon tape Plasto Joint Stik or Silastic RTV 732 on all male connec tions of plastic pipe and fittings DO NOT use pipe compounds on plastic pipe it will cause the pipe to crack Do not use sealant on unions assemble them dry and hand tight e Support pipe independently to prevent strains on filter e Fittings restrict flow for best efficiency use fewest possible fittings e For ease of maintenance use Sta Rite union couplings to connect the piping to the filter inlet and outlet ports e Keep piping tight and free of leaks pump suction line leaks may cause trapped air in filter tank or loss of prime at pump pump discharge line leaks may show up as dampness or jets of water e NOTICE Overtightening can crack filter ports Valves e Install valves on both sides of the filter to isolate filter for easy servicing NOTICE Install heater downstream of filter If heater does not incorporate a check valve install o
19. rine residual too low maintain proper resid ual consult pool professional for recommenda tion B Flow rate too high restrict flow to rated capacity of filter see instruction plate on filter or specifica tions on Page 4 C Filter is too small install an additional filter D Improper insufficient precoat see precoat instruc tions Page 6 E Filter module is dirty or plugged thoroughly clean the filter see No 4 Plugged Module Cloth and Module Cleaning Procedure Page 8 Too much DE check for clogged filter module G Water is chemically out of balance consult pool professional H Algae in the pool Apply heavy dose of chlorine or algicide as recommended by the pool manufac turer ow 2 Low Flow High Pressure A Elements plugged clean filter thoroughly see Page 8 B Pipe blocked downstream from filter remove ob struction C Piping too small use larger pipe consult dealer for sizing D Filter area too small install an auxiliary filter con sult dealer for recommendation E Outlet port check valve obstructed if applicable remove obstruction to allow valve to open 3 Low Flow Low Pressure A Pump too small consult dealer for recommenda tions B Plugged pump or plugged hair and lint trap clean thoroughly 4 Plugged Module Cloth NOTICE The pleated filter material may look matted after use However as long as the DE adheres to the pleated cloth the filter
20. s damage to the filter and pump e With a modular Diatomaceous Earth DE filter in place and operating cor rectly clean water is returned to the pool faster than pool water is being contaminated A typical pool installation will require approximately one week to obtain and maintain the sparkle that your filter is capable of giving you e Do not use more than the recommended amount of DE in your filter Excess DE can cause a buildup of DE and bridging between the pleats which will plug the filter e Maximum pressure is 50 PSI 345 kPa DO NOT connect the filter to a city water system or to an individual water well system 4 WARNING Hazardous pressure Open air release valve to vent all air from system before operating system NEVER operate filter with air trapped inside e The Sta Rite modular DE filter is designed to filter water for swimming pools On anew pool installation we recommend 1 Disassemble the filter after the initial cleanup A WARNING Hazardous pressure To prevent severe injury or major prop erty damage exactly follow Filter Disassembly Assembly Procedure on Pages 6 and 7 2 Remove and hose down the element assembly to remove spent DE and contaminants e Maintain pool water pH between 7 2 and 7 6 e Make sure that internal air bleed tube and filter are clean and installed prop erly at top of module before operating filter e Make sure that Posi Lok Ring is securely locked in place before operatin
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