USER MANUAL - LACO Technologies, Inc.
Contents
1. Intake Oil Level Terminal Box Oil Drain Plug 3 2 W2V150 SPECIFICATIONS Table 1 W2V150 Specifications COMPONENT DESCRIPTION Pumping Speed 60 Hz 1500 1 53 cfm 90 m hr Ultimate Pressure 5 x 10 Torr Gas Ballast Open Ultimate Pressure 5 x 10 Torr Gas Ballast Closed Standard Motor CE Marked Three phase 230 460V 2 HP 50 60 Hz Intake Exhaust type NW 40 O D tube diameter Ambient Operating 70 to 40 C 45 to 104 Temperature 3 O 2011 LACO TECHNOLOGIES INC LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP 3 2 1 W2V150 DIMENSIONS Measurements in mm 3 2 2 W2V150 CURVES 10 a c 29 L min c PUMPINGSPEED 10 PRESSURE Pa 2011 LACO TECHNOLOGIES INC LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP 3 2 3 W2V150 DEVELOPMENTAL FIGURE md Lad Gd Ld Ld Ga 331 zm 11145011 pm lt EM a PASA 5 c m n LJ2. xis 11111111 1 TOUT sind 212 7 mM nex He HE Deed A o4 E LEE 624 wie 1 1 z 5 2011 LACO TECHNOLOGIES INC LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP 4 INSTALLATION 4 1 RECEIVING Each rotary vane vacuum pump is inspected and carefully packed prior to shipment Inspect it after carefully unpacking it In case of external damage retain the shipping container and notify the shipping agency and LACO Technologies immediately The packing materials are designed specifically for the pump and should always be used when transporting the pump Unpack the pump and check for shipping damage as follows 1 Inspect the outside of the shipping container for shipping damage 2 Unpackthe pump 3 Thoroughly inspect the pump for damage 4 Ifyou find any damage proceed as follows a Savethe shipping container packing material and parts for inspection b Notify the carrier that made the delivery within 7 days of delivery C Filea claim with the carrier d Contact LACO Technologies to make arrangements for replacing the damaged part s 4 2 REPORTING SHIPPING SHORTAGE If you did not receive all the goods that you ordered do the following 1 Checkthe number of items listed on the packing slip If the number of pieces
3. Afterthe oil flow diminishes switch ON the pump allow it to run for about 10 seconds and then switch if OFF 3 Ifthe fluid drained from the pump is discolored contains particulate has a foul odor or is very dirty flush out the pump using the procedure below until the drained fluid is clean If your pump requires more than 2 flushes a foreline trap or oil filtration unit should be installed on the pump a Reinstall the fluid drain plug with flat gasket into the fluid drain port b Refill the pump with LVOFF vacuum pump fluid until the fluid level is visible in the lower rim of the fluid sight glass c Blank off on valve off the inlet port 12 2011 LACO TECHNOLOGIES INC LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP 4 6 3 d Turn ON the pump and allow it to run for about 10 minutes e Turn the pump OFF and refer to step 1 to drain the vacuum fluid Charge the pump with fluid as follows a Reinstall the fluid drain plug with flat gasket into the fluid port b Remove the fluid fill cap and fill the pump to capacity with LVO10 vacuum pump fluid Using other than LVO19 vacuum pump fluid may result in damage to the pump or compromise the pump performance and lifetime Reinstall the fluid fill cap with flat gasket LONG TERM STORAGE 2 WEEKS OR LONGER Before placing a pump in long term storage follow the procedure below 1 2 6 4 Drain all fluids from the pump as desc
4. if the pump is disassembled without authorization if pump fluids are used that are not compatible with the design and materials used in the manufacture of the pump and if unauthorized spare parts are used Death or serious injury can result from improper use or application of this pump If the pump will be exposed to toxic explosive pyrophoric highly corrosive or other hazardous process gases including greater than atmospheric concentrations of oxygen contact LACO Technologies for specific recommendations WARNING Ground the motor properly during installation Disconnect the power before beginning installation maintenance or repair work or before interchanging the input leads when correcting the direction of rotation Disconnecting the power also avoids an unexpected start up for pumps with automatically resetting thermal overloads WARNING If hazardous gasses or vapors are expelled from the pump do not operate the pump without an exhaust line and an adequate exhaust system WARNING not exceed a maximum backpressure of 7 psig Excessive pressure in the pump could damage the seals blow out the sight glass or rupture the pump housing In addition excessive backpressure can result in hazardous process gas or contaminated oil leaking out of the pump WARNING Don t install an exhaust line with a smaller ID than the exhaust port or allow restrictions or deposit build up in the exhaust line 1 2011 LACO TECHNOLOGIES IN
5. through the oil filling plug and check the oil level NOTE The pump oil temperature should be typically less than 65 when operating 6 2 PERIODIC SERVICE ITEMS 6 2 1 VACUUM OIL Below are guidelines for the rate of oil changes specific to various applications There is no exact formula for the rate of oil change Please note the specifics of your system and change the oil at a rate best for your specific application APPLICATION CHANGE OIL WITHIN HOURS High Vacuum in Lab environment or system 2 500 seldom exposed to the air High Vacuum in manufacturing 1 200 environment often exposed to the air Vacuum furnace large gas exhaust diffusion system system with booster pump Vacuum drier vacuum molding vacuum packing 6 2 2 OIL SEAL AND OTHER ITEMS LACO supports 2 kinds of repair kits for W2V150 1 Minor Repair Kit for W2V150 is for normal overhaul Pump consists of various metal and rubber component and some component need to change periodically 2 Major Repair Kit of W2V150 contains vane and other important parts of the pump In order to maintain high pump performance and long pump life LACO recommends a pump overhaul once a year 6 2 3 PUMP FLUID Every vacuum pump is designed to work best with a specific pump fluid and the fluid is an active part of the pumping mechanism For best performance from your pump care must be used to select fluid with the physical and chemical properties engineered from yo
6. 499 TECHNOLOGIES LACS USER MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP CONTACT US LACS Toll Free 800 465 1004 Phone 801 486 1004 Fax 801 486 1007 ADDRESS LACO Technologies Inc 3085 West Directors Row Salt Lake City UT 84104 WEB www lacotech com info lacotech com TECHNICAL SUPPORT amp SERVICE techsupport lacotech com repairs lacotech com SMT 09 1004 Rev A4 ii O 2011 LACO TECHNOLOGIES INC CONTENTS 2166 M M 1 SAFET Y an 1 SPECIFICATION 3 JL RE NH ge rr 6 BASIC OPERATION 9 Suid nile 10 TROUBLESHOOTING ne us 14 O 2011 LACO TECHNOLOGIES INC 1 SCOPE 2 SAFETY LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP This manual contains installation operation maintenance and troubleshooting information for the W2V150 Rotary Vane Vacuum Pump Please read the manual in its entirety before operating the pump LACO rotary vane vacuum pumps are designed to ensure safety when used properly It is the responsibility of the user to follow safety related warnings cautions notes and other requirements described in this manual Returned equipment will not be accepted by LACO Technologies without prior authorization Prior to shipping please call for a returned material authorization RMA number LACO Technologies reserves the right to cancel the warranty
7. C LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP WARNING WARNING CAUTION If you are purging the oil casing with inert gas limit the inert gas flow to avoid exceeding the 7 psig limit Accidentally connecting the pump s exhaust port to a vacuum line containing a closed valve also causes a dangerous excessive pressure Hazardous process gases can concentrate in the vacuum pump its oil and its filters If the pump has been used on toxic explosive pyrophoric corrosive volatile or other hazardous substances take the proper safety precautions before opening the pump or filters Proper precautions could include inert gas purging before and after you drain the oil sweeping hazardous gas from the pump or filters wearing gloves or protective clothing to avoid skin contact with toxic or highly corrosive substances using a ventilated work area employing fume hoods wearing safety masks using a breathing apparatus LACO rotary vane vacuum pumps are two stage units designed to operate continuously in the low torr and sub torr millitorr pressure range lt 10 mmHg Operation for prolonged periods of time above 10 mm HG Torr can result in permanent damage to the pump 2 O 2011 LACO TECHNOLOGIES INC LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP 3 SPECIFICATIONS 3 1 W2V150 BASIC PARTS Gas Ballast Oil Filling Plug Outlet
8. exhaust mist eliminators 6 Ifthe exhaust line is attached to a negative pressure exhaust system adjust the negative pressure so that the vacuum pump fluid will not be drawn from the pump 8 O 2011 LACO TECHNOLOGIES INC LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP 5 BASIC OPERATION SETUP Before starting the pump please complete the following checklist CAUTION Do not connect power to your pump until the blank off plate is removed from the exhaust port Operating the pump with the exhaust port blanked off will damage the pump and can injure the operator Be sure that the pump is filled with the appropriate amount of vacuum fluid Be sure that all electrical connections have been properly wired and that there are no bare wires that could cause an electrical shock or fire Be sure that the rotation of the pump is correct You will find a rotational arrow on the front of the motor Be sure that all system connections have been secured with the appropriate seal rings and clamps WARNING f your pump has been prepared for oxygen service check if an explosion proof motor is required OPERATION These vacuum pumps are not designed for use in corrosive service When pumping hazardous or corrosive passes we recommend the use of an inlet vacuum trap In addition a pump specially prepared for perflouropolyether vacuum fluid is required when pumping highly reactive or extremely corrosive gas C
9. ical connections reference Section 3 1 W2V150 Basic Parts for terminal box location 2 Openthe cover of the terminal box There should be 6 cords connected 3 TheW2V150 pump is a 3 phase motor therefore 3 external electrical cord should be connected for full operation 4 Reference the terminal box cover for connection instructions 5 Checkthe electronic connection and test that the pump is functioning correctly CAUTION After finishing connections do not connect the pump to the system If the connection is wrong motor will operate opposite and can cause damage to the system Test pump prior to connecting pump to the system KF clamps and centering rings are supplied for the intake and exhaust ports of the pump CAUTION Do not connect power to your pump until the blank off plate is removed from the exhaust port Operating the pump with the exhaust port blanked off will damage the pump and can injure the operator 7 O 2011 LACO TECHNOLOGIES INC LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP All connections must be vacuum tight for your pump to achieve its ultimate pressure The o ring on the centering ring must be clean to avoid leaks Be sure that all quick release clamps are in place and properly tightened 4 5 3 CONNECTING TO SYSTEM 1 Mount pump to a secure object so as not to be moved by vibration The pump should be installed and maintained horizontally at all times 2 Install pump to
10. listed is greater than the number of shipping containers received contact the carrier concerning the missing 5 2 Checkthe packing list to see if the missing item is on back order 3 Carefully check the packing material and container to ensure that the missing item was not overlooked 4 If you cannot find the item please notify LACO Technologies immediately 4 3 REPORTING INCORRECT SHIPMENT If the item received is not the item ordered contact LACO Technologies immediately 6 O 2011 LACO TECHNOLOGIES INC LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP 4 4 INITIAL FILLING WITH VACUUM PUMP FLUID All LACO rotary vane vacuum pumps are shipped with a full change of vacuum pump fluid Always be sure that the oil level is approximately in the middle of the low and high level marks in the oil level window and please note that upon start up of the pump the oil level in the oil level window will drop slightly 4 5 CONNECTING THE PUMP TO THE SYSTEM 4 5 1 PREPARATION 1 Select a well ventilated area free of dust 2 The pump should be placed conveniently to monitor the oil level of the pump 3 We recommend the pump is operated in temperature over 7 4 5 2 ELECTRICAL CONNECTIONS The pump should be mounted to a secure object so as not to be moved by the vibration of the pump The pump should be installed and maintained horizontally at all times 1 Use terminal box to make electr
11. ll amounts of water in the pump fluid will have a big effect on pump performance The gas ballast control button allows a quantity of air to be injected into the second stage of the pump during compression to reduce the partial pressure of the pumped gas below its saturated vapor pressure and thus prevent condensation At the end of compression the pressure in the discharge chamber is greater than atmospheric The saturated vapor pressure of pump fluid and the condensed vapors such as water is higher when it is hot than when it is cold therefore it is necessary to wait until the pump reaches its operating temperature before pumping condensable vapor Using the gas ballast increases the ultimate pressure the pump can achieve 6 1 INSPECTION e Check vacuum oil frequently You need to check whether the oil is brownish dirty or contains moisture e Always check oil level before you start up the pump If oil level is lowered you can add oil to proper level If the oil has been contaminated by any dust or water you need to change the oil entirely To change the pump oil 1 Allow the pump to cool for about 5 minutes 10 O 2011 LACO TECHNOLOGIES INC LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP 2 Drainthe contaminated oil completely through the drain plug reference Section 3 1 W2V150 BASIC PARTS for oil drain plug location 3 Close the drain plug 4 Fill the new vacuum oil LACO LVO19
12. ontact us for recommendations Periodically check the vacuum fluid level in the sight glass to be sure it is between the low and high levels If you are operating the pump with the gas ballast open it will be necessary to check the oil level more frequently If the vacuum fluid within the pump becomes discolored or contaminated change the fluid as soon as possible Operating the pump with contaminated or dirty oil will greatly reduce the life expectancy of the pump and may lead to the cancellation of the warranty 9 O 2011 LACO TECHNOLOGIES INC LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP 6 MAINTENANCE 5 3 ANTISUCKBACK If the pump stops with the inlet under vacuum the antisuckback system will stop air or oil leakage inside the module or into the vacuum chamber The vacuum integrity is guaranteed by Quality of machining from surfaces between the functional elements stator plates housing etc he exhaust valves on the exhaust orifice A spring valve automatically closes the oil injection canal in the pump When the pump stops the oil pump exhaust pressure is decreased and a spring activated valve closes the oil injection canal 5 4 GAS BALLAST When condensable vapors such as water vapor are being pumped the gas is compressed beyond its saturated pressure and can condense impairing pump performance The vapor pressure of water at typical pump temperatures is over 100 Torr Even sma
13. out key between motor and pump 14 2011 LACO TECHNOLOGIES INC SOLUTION Correct voltage or connections Remove the foreign materials If problem is with oil change oil Replace open windings Remove foreign materials Fix the leakage Close the valve Close if found open Add oil Close the intake and recheck Change oil Replace C lose the gas ballast Replace coupling Replace the key and the set Screws
14. ribed in the previous section Refill the pump with clean LVO19 or LVOFF vacuum fluid as described in the section for changing the pump fluid Always cover both the intake and exhaust ports with caps to keep any dust or foreign materials from entering the pump Place pump in original container if available Be sure that the pump is stored in a horizontal position with the intake and exhaust ports facing up When putting a pump into storage put a pin hole in both the intake and exhaust port caps AVOIDING OIL LEAKS DURING SHIPPING AND STORAGE Always drain your vacuum pump of all fluids before shipping Failure to do so can result in damaged shipping containers and delays by freight carriers due to possibility of the presence of hazardous materials in the event of a spill 13 O 2011 LACO TECHNOLOGIES INC LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP 7 TROUBLESHOOTING SYMPTOM Noisy motor will not turn Noisy and hot pump Vacuum level declines Motor runs but not pump CAUSE Power line voltage and connections Any foreign materials inside the pump Motor open internal circuit Any foreign materials inside the exhaust valve Leakage in the system If leakage valve is open All the valves in the vacuum line Oil level Leakage on the device connected Moisture content of oil Oil regulator If gas ballast is open Worn out coupling mechanism Worn
15. system including intake and exhaust lines CAUTION Remove the exhaust port cover before starting the pump WARNING Ensure that your vacuum line is connected to the pump s intake port and not to the exhaust port If your vacuum line has a closed valve accidentally connecting it to the pumps exhaust port causes a dangerous overpressure NOTE Ideally the inside diameter of the vacuum line should be the same size or larger than the ID of the intake port If the vacuum line is too narrow it will reduce the pumping speed WARNING Donotinstall an exhaust line with a smaller ID than the exhaust port Restrictions reduce the pumping speed and could damage the oil seals or cause dangerous overpressure in the pump 3 If possible install the exhaust line at a slightly descending angle to prevent condensate from flowing back into the pump and contaminating the pump s vacuum fluid 4 Ifthe exhaust line must be installed in the ascending position and the process gas contains high levels of condensable vapors connect a condensate trap to the exhaust port Condensate traps serve to collect the condensates from saturated vapors Contact your distributor for more information on the correct trap for your pump 5 Ifnoexhaustline is connected and your pump will be running above 1 Torr inlet pressure connect an exhaust mist eliminator to the exhaust port to remove pump fluid vapors and smoke Contact LACO Technologies for more information on
16. u pump For 11 2011 LACO TECHNOLOGIES INC LACO ROTARY VANE PUMP MANUAL W2V150 ROTARY VANE HIGH VACUUM PUMP LACO pumps the ideal fluid for general purposes pumping is LVO19 This is a moderately priced fluid that is engineered to give best vacuum and longest life in our pumps Other fluids may give performance that is good enough for your needs but specification are based on regular use of LVO19 6 2 4 CHECKING THE PUMP FLUID WARNING Ifthe pump has been used on corrosive toxic or volatile chemicals observe proper safety precautions before removing the drain plug CAUTION Hydrocarbon pump fluid should be changed at the following times 1 After a 100 hour break in period of pump operation 2 When the pump fluid becomes contaminated or is discolored 3 When condensation in the pump fluid is present 4 Before and after the pump has been stored for a long period of time 5 Perflouropolyether fluid should be reconditioned when it becomes contaminated NOTE Always change the pump fluid while the pump is warm to prevent condensables such as water from remaining in the pump Turn the pump off and change the fluid as follows 1 Drain the fluid from the pump Use your fingers to remove the oil fill cap and the oil drain plug from the pump allow the fluid to drain into a suitable container If the fluid fill cap or fluid drain cap cannot be loosened with your fingers cover them with a cloth and use pliers 2
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