8VL(X*) - Pentair Water Literature
Contents
1. 25444D002 25465D001 8VL250M8 43 8VLX250M8 43 25447D002 25444D002 25465D001 8VL250M8 53 8VLX250M8 53 25447D002 25444D002 25465D001 8VL300M6 23 8VLX300M6 23 25447D006 25444D004 25465D002 8VL300M6 43 8VLX300M6 43 25447D006 25444D004 25465D002 8VL300M6 53 8VLX300M6 53 25447D006 25444D005 25465D002 8VL400M6 23 8VLX400M6 23 25447D006 25444D006 25465D002 8VL400M6 43 8VLX400M6 43 25447D006 25444D006 25465D002 8VL400M6 53 8VLX400M6 53 25447D006 25444D007 25465D002 8VL500M6 23 8VLX500M6 23 25447D007 25444D012 25465D000 8VL500M6 43 8VLX500M6 43 25447D007 25444D013 25465D000 8VL500M6 53 8VLX500M6 53 25447D007 25444D014 25465D000 8VL600M6 43 8VLX600M6 43 25447D008 25444D008 8VL600M6 53 8VL750M4 43 8VLX600M6 53 8VLX750M4 43 25447D008 25447D010 25444D009 25444D015 8VL750M4 53 8VLX750M4 53 25447D010 25444D016 8VL1000M4 43 8VLX1000M4 43 25447D010 25444D010 8VL1000M4 53 8VLX1000M4 53 254470010 254440011 8VL1250M4 43 8VLX1250M4 43 25447D010 25444D010 8VL1250M4 53 8VLX1250M4 53 25447D010 25444D011 12VL150M8 03 12VLX150M8 03 25447D000 25444D000 25465D003 12VL150M8 23 12VLX150M8 23 25447D000 25444D000 25465D003 12VL150M8 43 12VLX150M4 43 254472. into the volute Make sure that the impeller aligns properly with the volute Install the volute retaining bolts and tighten Air tends to trap in the pump case when water rises in the sump or when the pump is lowered into the water after service To vent off this air a small hole is drilled into the volute casting Be sure this vent hole is clean after any service work on pump Air venting is not a problem after initial start 23833A470 02 26 13 CHECK LIST IF PUMP DOES NOT OPERATE PROPERLY Checking for Moisture in Motor Use an ohmmeter or a megger and set on highest scale Readings on the large power cord between any of the conductors red black or white to the green conductor or to the motor housing should be greater than 1 000 000 ohms 1 megohm Service work should be done only at an authorized service station Note readings should be taken with line leads disconnected from the control panel CONDITION Red light comes on at control box Overload trips at control box and alarm buzzer or flashing red light comes on due to high water level in basin Yellow run light stays on continuously Circuit breaker trips 23833A470 02 26 13 Resistance of Windings Every motor winding has a fixed resistance The windings must check close to specification values Verification of the proper wiring of a dual voltage motor can also be checked by measuring the motor winding resistance PROBABLE CAUSE This indicates som
3. pump must be repaired Normally this indicates the outboard seal has leaked Allowing the unit to operate after the warning could cause upper seal leakage along with motor failure The resistance across the moisture sensing seal failure probes should be checked after a seal leak warning light has lit This can be done by disconnecting the red and orange control wires from the control panel and measuring the resistance with an ohmmeter between the wires If the measured values are below specification then the pump may have a lower seal failure and require service On the Myers hazardous location control panels the seal leak test switch tests the seal leak circuit continuity When pushed the seal leak test bulb should light If the test bulb does not light it means either the wiring circuitry to the seal leak probes has been broken or the bulb has burned out Note Myers built control panels supply the correct circuitry for moisture and heat sensor connections Failure to install the correct circuitry with proper connection would negate warranty and Factory Mutual approval Motor Power Cord Control Cord and Cord Cap Assembly Each motor power cord has 4 conductors white black red and green For a three phase motor the red black and white conductors connect to the three line leads and the green is connected to a good ground Interchanging any two line leads will reverse the rotation of the motor Note Rotation should be clock
4. 22 For hazardous locations use pumps that are listed and classified for such locations IMPORTANT Myers is not responsible for losses injury or death resulting from a failure to observe these safety precautions misuse or abuse of pumps or equipment GENERAL INFORMATION Motor HP amp Voltages These solids handling pumps are offered in a three phase wiring configuration only Voltages will vary according to the application Electrical Controls All of these pump models must be used with a control panel Myers built control panels are designed to supply the correct electrical controls motor starting equipment and include the circuitry for moisture and heat sensors It is recommended that a Myers built control panel be used so that all warranties apply General Construction The hazardous location series is designed to meet Factory Mutual requirements for Class 1 Division 1 sewage applications They are certified and nameplated with this approval The motor chamber and seal chamber are filled with a high dielectric type oil for improved lubrication and heat transfer of the bearings and motor Since the bearings have been designed for 50 000 hours of life the oil should never require replacement under normal operating conditions An air space above the oil level in both the seal and motor chambers is provided to allow for the expansion of the oil when at operating temperature The power and control lines are sealed and strain re
5. 25261D000 1945 001 3 3879 002 1 05818010 12074A037 12074A037 06107A010 06107A010 25455A000 05818A050 098594821 22912A000 25455A000 05818A050 098594821 229124000 9 23833A470 02 26 13 8VL 8VLX AND 12VL 12VLX PUMPS NN AE zzzz ZZ 7 UT TS N S amp NN N N Y AROS N 0999 NO NSS MES a e PUES SIS Sy SO GE IN N ID 1 A N lt Q A 2 RO DS 3 Za AN 10 23833A470 02 26 13 MODEL SPECIFIC PARTS LIST CORD CAP COMPLETE Refer To Factory Refer To Factory CAP SCREW HEX HD 1 4 x 5 8 190994029 190994029 PROTECTOR THREAD 17272A021 17272A021 LOCK NUT 1 4 20 11904A005 11904A005 TERMINAL ELECTRICAL 23555A000 23555A000 MACHINE SCREW SOCKET FLAT HD 5 16 18 x 1 07597A017 07597A017 O RING 12 1 4 x 12 x 1 8 05876A178 05876A178 PLATE TERMINAL 25257D000 25257D000 TERMINAL RING TONGUE 1 4 STUD 16 14 WIRE 12074A038 12074A038 WASHER SPRING WAVE 19331A009 19331A009 BEARING BALL UPPER 08565A026 08565A026 WIRE GUARD 25453B000 25453B000 LOCKWASHER SHAKEPROOF INTERNAL NO 10 06107A015 06107A015 MACHINE SCREW HEX WASH HD 10 24 x 5 8 18475A006 18475A006 RING S
6. 4 53 8SMX750M4 43 26892D000 26892D000 25444D211 25444D215 8SM750M4 53 8SMX750M4 53 26892D000 254440216 85 1000 4 43 8SMX1000M4 43 26892D000 254440210 8SM1000M4 53 8SMX1000M4 53 26892D000 25444D211 8SM1250M4 43 8SM1250M4 53 8SMX1250M4 43 8SMX1250M4 53 26892D000 26892D000 25444D210 254440211 SEAL 3 SHAFT RING RETAINING PLUG 3 8 NPT PIPE SEAL LABYRINTH 4VL 8SM SEAL LABYRINTH 4VLX 8SMX CAP SCREW HEX HD 1 2 13 x 2 1 4 AVL 8SM CASE VOLUTE CAP SCREW HEX HD 1 2 13 x 2 MACHINE SCREW FLAT HD 7 16 20 x 1 IMPELLER SPECIFY 0 D O RING 7 1 2 x 7 1 4 x 1 8 PLATE SEAL WASHER IMPELLER RETAINER CAP SCREW SOCKET HD KEY SQUARE RING WEAR SCREW SOCKET HD RING CLAMP O RING 13 1 4 x 13 x 1 8 TERMINAL RING TONGUE LOCKWASHER SHAKEPROOF INTERNAL NO 6 ELECTRODE WATER SENSOR KEY SQUARE 1 4 x 1 4 x 1 1 4 WIRE WITH TERMINAL SEAL SENSOR RESISTOR FOR 4VLX amp 8SMX ONLY 25449A000 12558A031 05022A062 252626011 252626010 25449 000 12558 031 05022 062 252626011 252626010 19103 049 19103 049 19103 049 27040 000 26898 000 19103 047 19103A049 a 07597A034 See Chart 05876A127 25261D000 1945 001 3 3879 002 1 05818A071 13695 000 3 13535 000 3 829 009 1 4756 002 1 _ 05818A050 05876A179 05876A179 07597A034 See Chart 05876A127
7. 44805 CAMBRIDGE ONTARIO CANADA NIT 0 5 419 289 1144 800 363 PUMP WWW FEMYERS COM Warranty Rev 12 13
8. 8SM 8SMX PUMPS OO Yn DES AN OSOS ea PRO om III AS SS PR Se NS HAR A N SP i 5 277 Y y bo Ye aa aaa K f am wa o NZ ee ve SA lt re l L an III an ba gt SELLER Ole BEER N SS ul EN ERS NIE N EUR ZZ 4 SS 8 PN 38 E 59 N ES SO AT N N racy VA 23833A470 02 26 13 4VL 8SM IMPELLER TRIMS FOR 4VL SERIES Engineering Number Description 13532 101 2 IMPELLER 15 0 D 2 VANE 13532 103 2 IMPELLER 14 5 0 D 2 VANE 13532 105 2 IMPELLER 14 0 D 2 VANE 13532 107 2 IMPELLER 13 5 0 D 2 VANE 13532 109 2 IMPELLER 13 0 D 2 VANE 13532 111 2 IMPELLER 12 5 0 D 2 VANE 13532 113 2 IMPELLER 12 0 D 2 VANE IMPELLER TRIMS FOR 8SM SERIES 13532 001 2 IMPELLER 14 0 D 2 VANE 13532 003 2 IMPELLER 13 5 0 D 2 VANE 13532 005 2 IMPELLER 13 0 D 2 VANE 13532 008 2 IMPELLER 14 5 0 D 2 VANE 13532 009 2 IMPELLER 15 0 D 2 VANE Part Numbers AVL 4VLX 8SM 8SMX Refer To Refer To Factory Factory 190994029 190994029 119044005 119044005 235554000 23555A000 Description _ CORD CAP COMPLETE CAP SCREW HEX HD 1 4 x 5 8 LOCK NUT 1 4 20 TERMINAL ELECTRICAL MACHINE SCREW SOCKET FLAT HD 5 16 18 x 1 O RING 12 1 4 x 12 x 1 8 PLATE TERMINAL TERMINA
9. D000 25444D000 25465D003 12VL150M8 53 12VLX150M4 53 25447D000 25444D001 25465D003 12VL200M8 03 12VLX200M4 03 25447D002 25444D002 25465D001 12VL200M8 23 12VLX200M4 23 25447D000 25444D000 25465D003 12VL200M8 43 12VLX200M4 43 25447D000 25444D000 25465D003 12VL200M8 53 12VLX200M4 53 25447D000 25444D001 25465D003 12VL250M8 03 12VL250M8 23 12VLX250M4 03 12VLX250M4 23 254470002 254470002 254440002 254440002 254650001 254650001 12VL250M8 43 12VLX250M4 43 25447D002 25444D002 25465D001 12VL250M8 53 12VLX250M4 53 25447D002 25444D003 25465D001 12VL300M8 23 12VLX300M4 23 25447D002 25444D002 25465D001 12VL300M8 43 12VLX300M4 43 25447D002 25444D002 25465D001 12VL300M8 53 12VLX300M4 53 25447D002 25444D003 25465D001 12VL400M6 23 12VLX400M6 23 25447D006 25444D006 25465D002 12VL400M6 43 12VLX400M6 43 25447D006 25444D006 25465D002 12VL400M6 53 12VLX400M6 53 25447D006 25444D007 25465D002 12VL500M6 23 12VLX500M6 23 25447D007 25444D012 25465D000 12VL500M6 43 12VLX500M6 43 25447D007 25444D013 25465D000 12VL500M6 53 12VLX500M6 53 25447D007 25444D014 25465D000 12VL600M6 43 12VLX600M6 43 25447D008 25444D008 12VL600M6 53 12VLX600M6 53 25447D008 25444D009 12
10. E 1 4 x 1 4 x 1 1 4 05818A050 05818A050 WIRE WITH TERMINAL SEAL SENSOR 098594821 098594821 RESISTOR FOR 8VLX amp 12 VLX ONLY 2291 2A000 22912A000 LOCKWASHER SHAKEPROOF INTERNAL NO 6 06107A010 06107A010 ELECTRODE WATER SENSOR 25455A000 25455A000 STUD 7 8 9 x 4 1 4 NOT SHOWN LOWER VOLUTE 056594121 WASHER 1 3 4 x 29 32 x 1 8 NOT SHOWN 05030A245 HEX NUT 7 8 9 NOT SHOWN 19109A090 G 5 5 5 gt N o 11 23833A470 02 26 13 8VL 8VLX 8VL150M8 03 12VL 12VLX 8VLX150M8 03 8VL 8VLX 12VL 12VLX 18 ROTOR W SHAFT 25447D000 17 STATOR ONLY 25444D000 15 RING STATOR SPACER 25465D003 8VL150M8 23 8VLX150M8 23 25447D000 25444D000 25465D003 8VL150M8 43 8VLX150M8 43 25447D000 25444D000 25465D003 8VL150M8 53 8VLX150M8 53 25447D000 25444D001 25465D003 8VL200M8 03 8VLX200M8 03 25447D002 25444D002 25465D001 8VL200M8 23 8VLX200M8 23 25447D000 25444D000 25465D003 8VL200M8 43 8VLX200M8 43 25447D000 25444D000 25465D003 8VL200M8 53 8VL250M8 03 8VLX200M8 53 8VLX250M8 03 25447D000 25447D002 25444D001 25444D002 25465D003 25465D001 8VL250M8 23 8VLX250M8 23 25447D002
11. L RING TONGUE 1 4 STUD 16 14 WIRE WASHER SPRING WAVE BEARING BALL UPPER WIRE GUARD LOCKWASHER SHAKEPROOF INTERNAL NO 10 MACHINE SCREW HEX WASH HD 10 24 x 5 8 07597A017 07597A017 05876A178 252570000 120744038 193314009 085654026 254538000 058764178 252570000 120744038 193314009 085654026 254538000 06107A015 oj c rs lo 06107A015 17 Rotor 16 Stator Pump Catalog Numbers w Shaft Only 18475A006 18475A006 RING STATOR SPACER See Chart See Chart HOUSING MOTOR 25258F000 25258F000 STATOR See Chart See Chart ROTOR WITH SHAFT SHAFT ONLY FOR ALL H P UNITS See Chart 26891D000 See Chart 26891D000 RETAINER MOTOR 25259D000 25259D000 CAP SCREW SOCKET HD 5 16 18 x 1 1 2 06106A016 06106A016 BEARING ANGULAR BALL 25833A004 25833A004 CAP SCREW HEX HD 1 2 13 x 2 1 2 19103A048 19103A048 O RING 16 7 8 x 16 1 2 x 3 16 05876A180 05876A180 HOUSING SEAL 25264F000 25264F000 4VL750M4 43 AVLX750M4 43 26892D000 25444D215 4VL750M4 53 4VLX750M4 53 26892D000 254440216 4VL1000M4 43 4VLX1000M4 43 26892D000 254440210 4VL1000M4 53 4VLX1000M4 53 26892D000 254440211 4VL1250M4 43 4VLX1250M4 43 26892D000 254440210 4VL1250M4 53 8SM750M4 43 4VLX1250M
12. MYERS MODELS 4VLIX 8SM X and 12VL X Used in Hazardous Locations Class Division 1 SUBMERSIBLE SOLIDS HANDLING PUMPS INSTALLATION AND SERVICE MANUAL For use with product built with GE motor NOTE To the installer Please make sure you provide this manual to the owner of the equipment or to the responsible CAUTION Read these safety warnings first before installing servicing or operating any pump CALIFORNIA PROPOSITION 65 WARNING AWARNING This product and related accessories contain chemicals known to the State of California to cause cancer birth defects or other reproductive harm GENERAL 1 Most accidents can be avoided by using COMMON SENSE Read the operation and maintenance instruction manual supplied with the pump 3 Do not wear loose clothing that can become entangled in the impeller or other moving parts 4 This pump is designed to handle materials that could cause illness or disease through direct exposure Wear adequate protective clothing when working on the pump or piping ELECTRICAL WARNING Only qualified persons shall conduct services and installations of this pump The pump must be wired by a qualified electrician using an approved starter box and switching device 5 To reduce the risk of electrical shock pump must be properly grounded in accordance with the National Electric Code and all applicable state and local codes a
13. TATOR SPACER See Chart See Chart HOUSING MOTOR 25258F000 25258F000 STATOR See Chart See Chart ROTOR WITH SHAFT See Chart See Chart SHAFT ONLY FOR ALL H P UNITS 25446D000 25446D000 RETAINER MOTOR 25259D000 25259D000 CAP SCREW SOCKET HD 5 16 18 x 1 1 2 06106A016 06106A016 BEARING ANGULAR BALL 25833A004 25833A004 CAP SCREW HEX HD 1 2 13 x 2 1 2 19103A048 19103A048 O RING 16 7 8 x 16 1 2 x 3 16 05876A180 05876A180 HOUSING SEAL 25264F000 25264F000 SEAL 3 SHAFT 25449A000 25449A000 RING RETAINING 12558A031 12558A031 PLUG 3 8 NPT PIPE 05022A062 050224062 SEAL LABYRINTH 25262C000 25262C000 CAP SCREW HEX HD 1 2 13 x 2 1 4 19103A049 191034049 CASE VOLUTE 25254F000 25457F000 MACHINE SCREW FLAT HD 7 16 20 x 1 07597A034 07597A034 IMPELLER SPECIFY 0 D 25252D500 254546E500 O RING 7 1 2 x 7 1 4 x 1 8 05876A127 05876A127 PLATE SEAL 25261D000 25261D000 WASHER IMPELLER RETAINER 25463A000 25463A000 CAP SCREW SOCKET HD 1 4 28 06106A043 06106A044 LEG SUPPORT DISCHARGE 254690001 SCREW HEX HD 7 8 14 x 2 19107A004 19107A004 CONE IMPELLER NOSE 26015B030 26016B030 KEY SQUARE 05818A071 05818A010 RING WEAR 25260D000 25458D000 SCREW SOCKET HD 06106A039 06106A045 INLET BELL i 25459E000 CAP SCREW HEX HD 3 4 10 x 1 3 4 19106 017 O RING 13 1 3 x 13 x 1 8 05876A179 05876A179 TERMINAL RING TONGUE 12074A037 12074A037 CAP SCREW HEX HD 1 2 13 x 1 1 4 19103A052 LEG SUPPORT 254690000 KEY SQUAR
14. VL750M6 43 12VL750M6 43 23833A470 02 26 13 12VLX750M6 43 12VLX750M6 43 25447D008 25447D008 12 25444D017 25444D018 DIMENSIONS N 4 Std Flange 229 4VL 4VLX 4710 pt i yoy 8VL 8 Submersible Solids Handling Wastewater Pump 8 Std Flange 13 5812 12 19 317 483 48 1225 210 83 8SM 8SMX 12 Std Flange 5014 12VL 12 Submersible Solids Handling Wastewater Pump 23833A470 02 26 13 THIS PAGE INTENTIONALLY LEFT BLANK THIS PAGE INTENTIONALLY LEFT BLANK STANDARD LIMITED WARRANTY Pentair Myers warrants its products against defects in material and workmanship for a period of 12 months from the date of shipment from Pentair Myers 18 months from the manufacturing date whichever occurs first provided that such products are used in compliance with the requirements of the Pentair Myers catalog and technical manuals for use in pumping raw sewage municipal wastewater or similar abrasive free noncorrosive liquids During the warranty period and subject to the conditions set forth Pentair Myers at its discretion will repair or replace to the original user the parts th
15. at prove defective in materials and workmanship Pentair Myers reserves the right to change or Improve its products or any portions thereof without being obligated to provide such a change or improvement for prior sold and or shipped units Start up reports and electrical schematics may be required to support warranty claims Submit at the time of start up through the Pentair Myers website http forms pentairliterature com startupform startupform asp type m Warranty is effective only if Pentair Myers authorized control panels are used All seal fail and heat sensing devices must be hooked up functional and monitored or this warranty will be void Pentair Myers will cover only the lower seal and labor thereof for all dual seal pumps Under no circumstance will Pentair Myers be responsible for the cost of field labor travel expenses rented equipment removal reinstallation costs or freight expenses to and from the factory or an authorized Pentair Myers service facility This limited warranty will not apply a to defects malfunctions resulting from failure to properly install operate or maintain the unit in accordance with the printed instructions provided b to failures resulting from abuse accident or negligence to normal maintenance services and parts used in connection with such service 4 to units that are not installed in accordance with applicable local codes ordinances and good trade practices e if the unit is moved f
16. e water has leaked past the lower seal and has entered the seal chamber and made contact with the electrode probe Pump must be removed immediately for replacement of lower seal This preventive repair will save an expensive motor 1 Push in on red reset button to reset overload If overload trips again after short run pump has some damage and must be removed from basin for checking 2 Trouble may be from clogged impeller causing motor to overload or could be from failed motor 3 Trouble may be from faulty component in control box Always check control box before removing pump 1 Indicates H O A switch may be in the Hand position 2 Level control switch may have failed causing pump to continue to operate when water is below lower control 3 Impeller may be partially clogged causing pump to operate at very reduced capacity 4 Gate valve or check valve may be clogged causing low pump flow 5 Pump may be air locked 1 Reset breaker by pushing completely down on handle then back to On position If breaker trips again in few seconds it indicates excessive load probably caused by a short in the motor or control box Check out instructions given with control box before pulling pump 2 If this condition happens after an electrical storm motor or control box may be damaged by lightning 3 Resistance reading of the motor with lead wires disconnected from the control box can determine if trouble is in motor or control b
17. ide gases which are poisonous Never enter a wet well unless the cover is open for a sufficient period of time to allow fresh air into the basin It is for this reason that Myers recommends using the rail lift out system so that no service is required inside the basin Motor Each motor is provided with heat sensor thermostats attached directly to the motor windings The thermostats open if the motor windings see excessive heat and in turn open the motor contractor in the control panel breaking the power to the pump When the motor is stopped due to an overheated condition it will not start until the motor has cooled and the heat sensor reset button is manually pushed This circuitry is provided in the Myers control panel designs The thermostats are set to open at a temperature of 302 F 150 C The maximum contact rating is 18 amps at 115 VAC and 12 amps at 230 VAC Note Failure to use proper circuitry and to connect the motor overheat protection in the control panel would negate all warranties and Factory Mutual approval Motor Seal Failure Warning The seal chamber is oil filled and provided with moisture sensing probes to detect water leakage through the lower shaft seal The probes can also detect moisture present in the upper motor housing The presence of water energizes a red seal leak warning light at the control panel This is a warning light only and does not stop the motor It indicates a leak has occurred and the
18. jury Pump The fluid end of the pump is field serviceable and can be disassembled in case of wear damage plugging or outboard seal failure The following will describe the disassembly and reassembly process 23833A470 02 26 13 WARNING Disconnect pump from power source before servicing or handling pump DISASSEMBLY 1 With the pump located in a secure place remove the bolts fastening the seal housing to the volute The motor and impeller can now be removed as a unit 2 Lay the unit down on its side If the lower seal is to be removed it is recommended that the oil in the seal chamber be drained This can be done by removing the lower seal chamber plug and draining the oil into a holding container 3 To remove the impeller Using a proper wrench the impeller retaining bolt and washer must be removed This may require a piece of wood placed between the vanes to keep the impeller from rotating while removing the bolt Once the bolt has been removed tap lightly with a hammer around the outside diameter of the impeller to loosen from tapered shaft and key After removing impeller the seal retainer needs to be removed to expose seal CAUTION The impeller is large and heavy and will need to be supported 4 If the lower seal needs removed first remove the compression spring that rides between the impeller and the seal assembly Next take a pair of screwdrivers and remove the compression ring that surrounds the rubber be
19. lieved on the outside entrance with a standard cord grip and internally through the use of a dielectric potting resin surrounding the electrical wires All of the pump fasteners and shafts are made from corrosion resistant stainless steel while the pump castings are made of ASTM A 48 Class 30 cast iron The wear ring is bronze and all impellers are two vane enclosed solids handling design made from ductile iron General Installation Various configurations and methods of plumbing this series of solids handling pumps may be used however for ease of installation and service a Myers rail lift out system is recommended Note If the hazardous location pumps are used conjunction with a rail lift out system it must be a Factory Mutual approved nonsparking hazardous location system The Myers approved lift out models are 4 Lift out 8 Lift out SRAX88 12 Lift out SRAX1212 SRAX44HH If these Guidelines are not followed the Factory Mutual Hazardous Location approval is void Hazardous Location Service These pumps are to be used for handling sewage wastewater and storm water only Do not use in other hazardous locations These pumps must be repaired and serviced only at Myers Authorized Service Centers or at the Myers factory Any unauthorized field repair voids warranty and the hazardous location rating CAUTION After the pump is installed and sewage has entered the basin there are methane and hydrogen sulf
20. llows on the rotating portion of the seal assembly Again using the screwdrivers pry the remaining portion of the rotating seal assembly off the shaft The ceramic stationary can be removed by placing a screwdriver between the rubber and the ceramic face and then prying working around the entire diameter Note these parts should be discarded and a new seal assembly installed 5 If the oil in the seal chamber was drained examine the contents to determine if the upper seal has been damaged Signs of grit or other abrasive material may indicate that the upper seal has also been damaged Pressurizing the motor housing assembly between 7 and 10 psi and observing any drop in pressure will indicate if the upper seal is functioning properly Note Upper seal repairs must be done at a Myers Authorized Service Center or at the Myers factory Any unauthorized field repair voids warranty and the hazardous location approval on the Factory Mutual listed pump 6 The wear ring can be removed from the volute for repair or replacement First remove the retaining screws from the wear ring With a soft mallet the wear ring can be tapped out of the volute case REASSEMBLY 1 Remove the ceramic portion of the new seal from the package Brush new dielectric oil around the rubber portion of the stationary assembly and into the pocket in the seal housing Note keep the oil off the seal face Without scratching the seal face press the ceramic stati
21. nd ordinances 6 To reduce risk of electrical shock disconnect the pump from the power source before handling or servicing 7 Any wiring to be done on pumps should be done by a qualified electrician 8 Never operate a pump with a power cord that has frayed or brittle insulation 9 Never let cords or plugs lie in water 10 Never handle connected power cords with wet hands PUMPS 11 Pump builds up heat and pressure during operation allow time for pump to cool before handling or servicing 12 Only qualified personnel should install operate or repair pump 13 Keep clear of suction and discharge openings DO NOT insert fingers in pump with power connected 23833A470 02 26 13 14 Do not pump hazardous material not recommended for pump flammable caustic etc 15 Make sure lifting handles are securely fastened each time before lifting 16 Do not lift pump by the power cord 17 Do not exceed manufacturer s recommendation for maximum performance as this could cause the motor to overheat 18 Secure the pump in its operating position so it cannot tip over fall or slide 19 Keep hands and feet away from impeller when power is connected 20 Submersible solids handling pumps are not approved for use in swimming pools recreational water installations decorative fountains or any installation where human contact with the pumped fluid is common 21 Do not operate pump without safety devices in place
22. onary portion into the seal housing with a Myers seal pusher With clean cloth lightly wipe the face of the seal surface to make sure it is dirt free Remove the rotating portion of the seal from the package and lubricate the inside diameter of the rubber bellows and the outside diameter of the shaft Place the seal over the shaft make sure the key is removed Evenly press on the body of the rotational assembly and slide it down the shaft until the seal faces meet Once the seal assembly is in position place the spring over the register on the rotational portion of the seal Before placing impeller on shaft the seal spring retainer should be placed on shaft with stepped end toward seal spring Position the key into the seat in the shaft Align the impeller onto the shaft making sure that the seal spring is registered properly onto the back side of the impeller Insert the bolt and washer assembly into the shaft and tighten to 193 ft lbs Replace the nose cone onto the impeller The proper Loctite should be applied to the bolts Install and tighten Fill the seal chamber with new dielectric oil An air gap of 10 15 volume must be left for the expansion of the oil when it is at operating temperature The wear ring can be aligned with the retaining holes and tapped into place with a soft mallet The proper Loctite should be applied to the bolts Install and tighten The motor and impeller assembly can be installed
23. ox CONDITION Pump is noisy and pump rate is low Grease and solids have accumulated around pump and will not pump out of basin PROBABLE CAUSE 1 Impeller may be partially clogged with some foreign objects causing noise and overload on the motor 2 Impeller may be rubbing on wear ring due to bent shaft or misalignment 3 Pump may be operating too close to shut off Check head 1 Lower control switch may be set too high 2 Run pump on Hand operation for several minutes with small amount of water running into basin to clean out solids and grease This allows pump to break suc tion and surge which will break up the solids If level switch is set properly this condition generally will not occur 3 Trash and grease may have accumulated around floats causing pump to operate erratically CAP SCREW TORQUE VALUE 3 8 16 20 ft Ibs 1 2 13 43 ft Ibs 5 8 11 93 ft Ibs 3 4 10 128 ft Ibs 7 8 14 193 ft Ibs WIRING DIAGRAMS POWER CORD HEAT SENSOR ON STATOR ee TEST RESISTOR ON HAZARDOUS LOCATION ONLY 230 VOLT THREE PHASE CORD POTTING CONTROL CORD POTTING TERMINAL HEAT SENSOR ON STATOR NN ELECTRODE TEST RESISTOR ON HAZARDOUS LOCATION ONLY 460 VOLT THREE PHASE stator OO HEAT SENSOR ON STATOR we TEST RESISTOR ON HAZARDOUS LOCATION ONLY 200 or 575 VOLT THREE PHASE 23833A470 02 26 13 4VL 4VLX AND
24. rom its original installation location if unit is used for purposes other than for what it is designed and manufactured 4 to any unit that has been repaired or altered by anyone other than Pentair Myers or an authorized Pentair Myers service provider h to any unit that has been repaired using non factory specified OEM parts Warranty Exclusions PENTAIR MYERS MAKES NO EXPRESS OR IMPLIED WARRANTIES THAT EXTEND BEYOND THE DESCRIPTION ON THE FACE HEREOF PENTAIR MYERS SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ANY PARTICULAR PURPOSE Liability Limitation IN NO EVENT SHALL PENTAIR MYERS BE LIABLE OR RESPONSIBLE FOR CONSEQUENTIAL INCIDENTAL OR SPECIAL DAMAGES RESULTING FROM OR RELATED IN ANY MANNER TO ANY PENTAIR MYERS PRODUCT OR PARTS THEREOF PERSONAL INJURY AND OR PROPERTY DAMAGE MAY RESULT FROM IMPROPER INSTALLATION PENTAIR MYERS DISCLAIMS ALL LIABILITY INCLUDING LIABILITY UNDER THIS WARRANTY FOR IMPROPER INSTALLATION PENTAIR MYERS RECOMMENDS INSTALLATION BY PROFESSIONALS Some states do not permit some or all of the above warranty limitations or the exclusion or limitation of incidental or consequential damages and therefore such limitations may not apply to you No warranties or representations at any time made by any representatives of Pentair Myers shall vary or expand the provision hereof gt PENTAIR MYERS 1101 MYERS PARKWAY 490 PINEBUSH ROAD UNIT 4 ASHLAND OHIO USA
25. s through a hazardous location seal connector Level Sensing Controls Intrinsically safe type float controls are recommended for all applications and required for hazardous location service An intrinsically safe control panel relay will limit the current and voltage to the level controls A Myers control panel can be supplied with this type circuitry The float level controls maintain the basin sewage water level by controlling pump turn on and turn off levels 1 The lower turn offs control should be set so that the pump stops at approximately the top of the pump Consult the factory for any settings below this point The upper turn on control should be set above the lower turn off control The exact height between the two controls is determined by the number of pump starts desired and the depth of the basin A maximum of 10 starts per hour should not be exceeded 3 The override control is set at a specified height above the upper turn on control 4 The alarm control is set about 6 to 12 above the override control 5 No control should be set above the inlet invert Electrical Connections All electrical wiring must be in accordance with local code and only qualified electricians should make the installations All wires should be checked for shorts to ground with an ohmmeter or megger after the connections are made This is important as one grounded wire can cause failure of the pump control panel or personal in
26. wise when observed from the top of the pump This can be checked by noting which direction the pump torque is up on initial starting A properly rotating pump will torque counterclockwise upon start The control cable has 5 conductors black white red orange and green White and black connect to the heat sensor terminals in the control panels red and orange connect to the seal failure terminals in the control panel and the green connects to the ground in the control panel The cord cap is epoxy potted The cord cap provides for a sealed wire connection with terminals so that connections can be made without breaking the motor seal A hazardous location junction box is required for 23833A470 02 26 13 hazardous locations The control and power cables cannot be spliced Note Each cable has a green ground wire and must be properly grounded per the National Electric Code and local codes Electrical Motor Controls All electrical controls and motor starting equipment should be as specified in these instructions Consult factory for any acceptable alternates For hazardous locations the controls and control panel must be installed outside the hazardous area or approved hazardous location controls that are intrinsically safe must be used Junction Box If a junction box is used hazardous location it must be a hazardous location approved type with hazardous location cord connectors Wires from the junction box must pas
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