Wessex VM Service Manual Part 1
Contents
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12. 6 j 1S SECTION 5 Setting Instructions Setting Instructions Product VM Service Procedure Document Ref VM00 5660 Description Setting Instructions Compiled by K Farthing Issue 2 Date 08 March 2007 VMO00 2020 VMO00 2040 VMO00 2050 VMO00 2060 VMO00 2070 VMO00 2080 1 fip PN VMO00 2080 2 10 2090 1 11 2090 2 12 VM00 2100 13 VM00 2110 14 VM00 2120 15 vM00 2130 1 16 vM00 2130 2 17 VM00 2140 18 vM00 2150 VMO00 2030 B1 VMO00 2030 B2 Return to contents Ram Housing Setting Instruction Top Carriage Slider Setting Instruction Bottom Carriage Slider Setting Instruction Side Panel Jacking Instruction Side Safety Edge Setting Instruction Door Safety Edge Setting Instruction Rear Safety Edge Setting Instruction Floating Platform Setting Instruction Floating Platform Switch Bracket Trap Assembly Pick up Setting Instruction Trap Board Switch Assembly Setting Instruction Bottom Limit Switch Setting Instruction Top Limit Switch Setting Instruction Door Latch and Switch Setting Instruction Power Door Setting Instruction Power Door Setting Instruction Door Infill Setting Instruction False Wall Fixing Details Section 5 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 OHA eq 29 uo
13. Fig 11 1 7 Tracks Ensure that the tracks are tight by checking the jacking screws at the end of each of the top and bottom tracks Fig 13 Fig 13 4 Section 3 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 OHA Service Procedure Product VM Vertical Lift Compiled by K Farthing Document Ref VM00 5640 Issue 3 Description Service Procedure Date 08 March 2007 ITEM PROCEDURE 1 8 Electrical Checks e Ensure the DC control voltage is correct Measure DC volts between the earth stud and test point TP18 This should read 24V 0 1v Adjust variable resistor R10 to set correct value Fig 14 e Check the battery charging voltage Measure DC volts between test points TP17 ve and TP16 ve This should measure 27 5 volts 0 1v Adjust variable resistor R15 to set correct value Fig 14 Fig 14 Fig 15 Check the lift car lighting Replace as required Ensure the alarm functions correctly Check all fuses and ensure they are of the correct rating Ensure the mains supply and fuse are in good condition All connections should be checked check fuses are correctly rated and test RCD if fitted e Ensure the correct operation of the final limit switch Fig 15 1 9 General Check all side door and rear safety edges function correctly Check the operation of all push buttons Check the telephone if fitted for incoming and outgoing calls Ensure load label is fitted Check bat
14. thus powering it up and onto the door latch brackets 2 Section 1 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 0HA Introduction Product VM Service Manual Compiled by M Smith K Farthing Document Ref VM00 5610 Issue Number 2 Description Introduction Date 08 March 2007 Lift Door Operation The lift is fitted with a hinged door which can be either manually operated or as an option power operated In both cases the door can only be unlocked electrically when the lift is at a recognised floor level if the lift is not at a floor level emergency opening can be effected using the key provided A particular feature of this lift is that the door handing can be altered with relative ease with very few parts having to be ordered Operation of manual door A momentary press of the door safety edge or door release button within the lift will energise the lock solenoid and allow the door to be pushed pulled open To close the door is simply pushed pulled shut Operation of power door A momentary push of either the in car or call station door button will activate the lock solenoid and door actuator and allow the door to open close as required A momentary push of the door safety edge will energise the lock solenoid only thus allowing manual operation of the door The power door is fitted with a 24 v DC actuator a breakout mechanism to allow manual use of the door open limit switch and door bo
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19. VM RANGE Service Reference Manual Model Numbers VM30 VM31 VM36 VM50 VM51 and VM56 Serial Numbers 1000 upwards Copy 070 Contents Product VM Service Procedure Document Ref VM00 5600 Description Contents Page Compiled by M Smith K Farthing Issue 2 Date 08 March 2007 Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section 8 Section 9 Section 10 Introduction Safety Advice Service Procedure Electrical Drawings Setting Instructions Hydraulics Lubrication Schedule Replacement Parts Troubleshooting Amendment Record Wessex Lift Co Ltd Budds Lane Romsey Hampshire 5051 SECTION 1 INTRODUCTION Introduction Product VM Service Manual Compiled by M Smith K Farthing Document Ref VM00 5610 Issue Number 2 Description Introduction Date 08 March 2007 Return to contents Introduction to Servicing Preventative checks and routine maintenance are essential to keep the lift in proper working order Over the long term they may save money and will ultimately ensure safe and reliable operation of the lift and therefore customer satisfaction Both the lift user and the agency responsible for the funding of maintenance should be made aware of the need for regular maintenance by Engineers correctly trained to work on that particular item of equipment The Wessex VM Home Lift should be checked and
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21. Romsey Hampshire SO51 OHA Interior Panel Removal Product VM Service Manual Compiled by K Farthing Document Ref VM00 5630 Issue 1 Description Panel Removal Date 08 March 2007 Replacement is the reverse of the above You should ensure that the rear most panel is adequately fixed to prevent undue panel vibration REMOVAL OF DOOR ACTUATOR COVER REFER TO THE INSTALLATION SERVICE REFERENCE FOLDER FOR SPECIFIC SETTING INSTRUCTIONS The door actuator is mounted at low level in the base of the door The small panel covering it also gives access to the door open limit switch and the door boost switch To remove the cover Open the door fully Remove the screws fitted along the upper and lower edges of the cover Replacement is the reverse of the above 2 Section 3 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 OHA Service Procedure Product VM Vertical Lift Compiled by K Farthing Document Ref VM00 5640 Issue 3 Description Service Procedure Date 08 March 2007 Return to contents ITEM PROCEDURE 1 0 Internal Panels e Remove the large internal panel on each side of the lift These are held on by 3 self tapping screws a channel at the rear of the panel Unclip the control console by removing the 4 plastic clips and remove the panel The key holder in the opposite panel can be left in place The panels are also held to the lift frame with Velcro type pads Unscrew
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23. Wash the contaminated skin thoroughly with soap and water No emergency measures are necessary but if adverse skin effects follow refer for medical attention Inhalation Remove the effected person to fresh air If recovery is not rapid obtain medical attention Ingestion Do not induce vomiting No emergency measures are needed but if adverse health effects follow refer for medical attention Additional Information Injection under the skin of mineral oil under high pressure is a serious emergency requiring IMMEDIATE medical attention and hospitalisation even if there may be little in the way of symptoms or signs to suggest the severity of the injury Return to top Section 2 Wessex Lift Co Ltd Budds Lane Romsey Hampshire 5051 Important Safety Advice Product VM Range Compiled by K Farthing Document Ref VM00 5620 Issue 2 Description Safety advice Date 08 March 2007 VM MANUAL HANDLING Lifting and moving loads by hand is one of the most common causes of injury at work Many manual handling injuries result from repeated operations but even one bad lift can cause a lifetime of pain and disability It is the responsibility of the employer to avoid the need to carry out manual handling which creates a risk of injury Where avoidance is not reasonably practicable an assessment must be undertaken Before any equipment is transported to site a Risk Assessment is undertaken Prior to attendin
24. control button The lift should not travel if it does a fault with the magnetic switch must be rectified There is also an extra safety circuit incorporated on the PCB which prevents the lift from working if the door latch arm jams down It will only reset when the door latch arm is functioning correctly This can be tested as follows Stop the lift at the lowest level with the door closed hold the door latch arm in position and open the door whilst still holding the door latch arm down operate the up button the lift must not move On the PCB it will be seen that L E D 25 will illuminate to confirm a fault condition 4 Section 1 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 0HA Introduction Product VM Service Manual Compiled by M Smith K Farthing Document Ref VM00 5610 Issue Number 2 Description Introduction Date 08 March 2007 Trap Board As the lift ascends and descends it picks up and lowers a trap board that forms the floor to cover the aperture when the lift is at the lowest level If the trap board is impeded as the lift travels it will stop the lift This is the case whether the lift is ascending or descending In either case it is possible to reverse the lift away from an obstruction by selecting and pressing the appropriate lift control button The switches that sense an obstruction are mounted on the lift carriage behind the upper rear panel The lift will also stop if the trap assembly separa
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28. 3 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 OHA SECTION 4 Electrical Drawings Electrical Section Contents Product VM Service Procedure Compiled by K Farthing Document Ref VM00 5650 Issue 3 Description Electrical Section Contents Date 08 March 2007 1 VM30 8100 2 VM30 8101 3 VM10 8007 4 VM10 8024 Return to contents VM Schematic Wiring VM Circuit Diagram Call Station Wiring Diagram Control Console Wiring Diagram Section 4 Wessex Lift Co Ltd Budds Lane Romsey Hampshire 5051 sus i 401 mes 1201 JOMINOO ONINOHOLNY WA 82d ISOS _ 3UIHSaNVH 9201 9135 QUvOB WA 899 Steg SOANE 0018 OWA WVYOVIG ONIMIM 5 WA 1018 O WA Vid UNIAD WA IIo S Gast com 100 I 4 dq T S ON 931 HLIA X SS SNIMVUG 40532 NOILINACNOD NI 38 OL ONIAVS SIHL SIN qos v ITO au Sx arm PM TWO HOLIMSAS 2401 5193 ONOG MA DINIY
29. NI Q3103NNOO HOLY HOLIMS 0338 N3HM ANN 00 Shon ANN nwan Tm NO avaa JONAS INIOd 151 CIVIS 343HM 1d30X3 ZOOPNI 53000 TW ALON TADAO ros E 7OMINOO dn auno pomazu 400g i wu Vor so MOUMS ETI wa Vor 293 OM 53 4000 Wr gor 25 WS 73 jm TS ON 2 0000 Ea TNO dd Bowe IHIN I WIE 3000 EL od 2000 Sm 000 WIE 325 On 2 qoc Yu gor p e 01 SLHS 30 133HS WVYOVIG diva Oddy SYINMO JHL JO NOISSIWH3d SS3HdX3 3HL 1605 JYIHSdNVH AJSNOM saang 09 dINDA TWAIN XISSIM
30. serviced at 6 monthly intervals this is in accordance British Standards recommendations The Service Engineer will be required to carry out all of the routine safety checks as detailed on his Service Sheet which should be based on the appropriate appendix in BS 5900 1999 The checking setting and adjusting of the lift must be in accordance with our own detailed procedures as laid out in our Installation Service Reference File available from Wessex Lift Co Ltd Budds Lane Romsey Hampshire 5051 reference can also be made to the notes contained within this manual Whilst working on the lift extreme care must be exercised whenever any panels are removed that leave moving or electrically live parts exposed The lift user and any other persons within the property must be made aware of the maintenance activity before it is commenced and if appropriate the lift and it s controls should be cordoned off The Engineer should be aware of the requirements of the Health and Safety at Work Act 1974 and take care to adhere to this The lift user and owner can help to be part of an effective maintenance program by being fully trained in the use of the lift and Informing the Maintenance Company of any unusual noises operational difficulties or of anything that appears to be visually incorrect Informing the maintenance company and the lift owner of any change of use i e A change of type and weight of wheelchair A significant change of u
31. the 2 pan screws at the top of the lower rear panel This panel is also held on at the bottom by Velcro pads The upper rear panel is removed by removing the 2 M4 pozi pan screws under the lip at the bottom of the panel 1 1 Door Check the latch nibs are smooth and that the latch plate strikes both nibs at the same time to ensure a smooth closing operation Check that the door can be opened using the emergency release key Check the mechanical and electrical door interlocks are functioning correctly With the lift at the lower floor and door open press the mechanical interlock Fig 1 Press the up button The lift should not travel Check that the door boost is correctly set This switch is to give the door a final burst of speed at the end of the closing cycle and should be set to operate 10mm before the door closes Fig 2 The other switch on the assembly is the door open limit switch Only applicable on models earlier than serial number 7000 Check that the flap on the underside of the door is free Lubricate if required Fig 1 Fig 2 Lubricate door link arm pivot Fig 3 and break out plates Fig 4 Fig 3 1 Fig 4 1 Section 3 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 OHA Service Procedure Product VM Vertical Lift Compiled by K Farthing Document Ref VM00 5640 Issue 3 Description Service Procedure Date 08 March 2007 ITEM PROCEDURE 1 2
32. visit the battery charging voltage should be checked with the batteries disconnected It should be set at 27 5 volt DC 0 1v with adjustments being effected using R15 on the main PCB The batteries are constructed of a fire resistant material and should always be replaced with batteries rated at the correct voltage capacity and fire rating It is recommended that the batteries be replaced at 3 year intervals 6 Section 1 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 0HA SECTION 2 Safety Advice Important Safety Advice Product VM Range Compiled by K Farthing Document Ref VM00 5620 Issue 2 Description Safety advice Date 08 March 2007 Return to contents The following pages offer important safety advice to consider when servicing the lift Before commencing the Service please read and become familiar with the advice given Unsupervised Children Advise the user and if applicable the householder that unsupervised children must not be allowed near the lift when it is in use especially at the first floor where there is a risk of falling into the lift during descent Present the householder with the document Health and Safety at Work Guidelines before commencing the service Safety Barriers Where there is a risk to the public safety barriers should be used at both levels Panels and Covers Movable guards With the lift in motion be aware that trapping and shearing hazards will
33. 2 982 te p 5788 Bees 5 FEE B amp 8 sq 968748 3 X agas iiy 5 pe 2 328 5 t E g 5 8 05 85 28 E 2 mg 8 9 RAG 506 FEF 5 5 2 5i gg 5 5 3g 3 2 o S z Ful o 3 N ooa E E emmemem 8 8 0j d oe 5 a TTT Th aes ARR i is in avs 10 ISTW LIM NOLIN NMOG dN N3dO 4000 THM EL Mal tt alor 1 Maj qo YOOd NOLUSOd ONUWMLOV 35070 YOOd HUM 1 4 1 44 z 7NO3HO BOOT ON Nd As 108 LOOHS 3ATA SIONI NMOG DIS NO 0 1 NOLING NMOG NO 015 5 Eum NMOG LIAN HOLMS AD RS NO MOLOVINOO NO LINN dn e 89 a E el x al a de uale due DA E LOSAN SHOOTUAINI NO 2 37 NOLING dN NO S r d31 UNOHO 9015 5 V 3NOO CINOHS 2 GINOHS G3193NNOO 1594 ANGLIVE 123802
34. Door continued f the door open or closing speed requires any adjustment this can be done by adjusting the rings on the variable resistor at the back of the lift car The orange wire is door closing and the white wire is door opening Fig 5 e f the door judders as the the it opens this is an indication that the door boost switch is being held too long Adjust the boost switch Fig 2 This item is not applicable on lifts with serial numbers below 7000 1 3 Trap assembly e Ensure that the trap up and down safety switches function correctly when the lift is in travel Fig 6 e Lubricate trap arm socket plunger and the inside faces of the socket if required e Ensure that the trap board is lifting square and level in the liner as the lift goes up Shootbolt e Ensure the Shootbolt is operating freely and that it fully extends when released Fig 7 2 Section 3 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 OHA Service Procedure Product VM Vertical Lift Compiled by K Farthing Document Ref VM00 5640 Issue 3 Description Service Procedure Date 08 March 2007 ITEM PROCEDURE 1 4 Floating Platform e Check the operation of the floating platform down safety switches Fig 8 Push up in all 4 corners to test e Check the operation of the floating platform up safety switches Fig 8 Pull down in all 4 corners to test Check wire ropes are not frayed and lubricate roller
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36. HS 54408 TIY SAOWSY dl S 2 SIHS Z 30 13365 0 06 OONA ON 6210 093 INSSI NOILINGOYd 9 0 093 dM ONNIN JUS 38 0L 9 Nd 02015 NOILONYLSNI ONILLAS Y N assia stor 019 543015 5 dOl NOILdl2S3Q Y N dn oj enp jueunsn po iubis paeu jnq uolsuawip Dunes D jes eJd suonisod 54202 991 sx2o q jepis epis jo seouDape o Duiuun 8 9 y umop dn y pues 9 y y ejou peddpj oju M S ay uo ay do y y Ozu MeJos doo ppeu GGXOLW 941 y Aq S jo nj eunsue o snf epuue o Buisn dn ay pues POZO OGNA 9395 5 8 3SIMYSHLO SSTINN NI SNOISNSNIG TV pu xeu GZXBW uo xooq 8920 OCWA S19xobuq Jap jSMVOO OSI QV3MHL x _ owo
37. NNOOSId 38 ISAN GYVOE TOMINOO OL Q3123NNOO SI AlddfIS 380438 Y SNOL3NNOO 4000 829 LINN AlddNS N3MOd MX IIR gt e 01 6 8 9 5 t SIHS 30 133HS 1018 OSWA 9 WA ON ONIMVUG 542 9201 5103 IDMINDJ WA 82d 0018 O WA VIC ONIAIM OILVW3HOS WA SON Dad NOILINACNOD NI 934 38 OL ONIMVAC SIHL sug puo ueemeq JoAnn 6nuguoo 1505 3MIHSdWVH saana 09 WIIN XISSIM ax wi Umoq uouw DL 1357 MOLVALSY 31V X938 Sau ies E SIDA 0 6 Xd Of Wal SLIDA v2 8 ON waay uo 9015 L Xd UN 6 3000 9 Wd DN 8 uoya ann S Wd ON 9 uoya 3015 y Wd QN Uld Xd uoya dn 2 Wd Ma ensei 5 043002 T Nid YOLISNNOD W3AIJO3 70109 O1dva 303 SNOILISNNOD 931113 LON SI HOLIMS 0334 N3HM 531035
38. NOS GH 91XGW lt 00 SLHS 30 133HS roe ee 6180 093 NO 39NvH 33H9IH 1931434 01 NOISNAWIG NILLIS 55 dn ujbue eq sdub Aq m sseoxe wood y uypeujepun s p sepis sj suonisod SNODA jl JO suonoeJpp 10 p yo y eq pjnous umop 2 dn jo peddojs s DU os sjexobuq uoyMs eu jsn py uo Usnjos oj jeupbd apis jo episjepun UOISUBWIP uluc 09 ay ay 220 sedoJ 109 22942 s y dn uejubn 2015 au dn wosboip y uwous so dn sedoJ os dn jy ou asiny 2001 29 dojs 5 yl ay SD sedo 20 5 y dn uwop 1940 epis ay ay s oj
39. OATING PLATFORM ZONE SWITCHES Switches used to bypass the floating platform switches when the lift is almost fully descended on descent and the platform is almost touching the aperture on ascent POWER PACK An assembly comprising of a pump motor reservoir lowering isolating and emergency lowering valves OVER RUN TIMER A manual reset timer located on the main PCB used to isolate the lift if the pump motor should run for a time exceeding the pre set duration SHOOT BOLT A solenoid bolt located at low level at the rear of the lift car In case of fire causing the ram seals to leak this bolt will hold the lift at the upper floor thus maintaining the fireseal through the floor TRAP BOARD A board which covers the aperture opening when the lift is at the lower level and is raised as the lift ascends The board is switched so that if obstructed it will stop the lift TRAP BOARD ZONE SWITCH Micro switch positioned in the rear of the aperture liner It is used to override the trap board down safety switches once the trap board is located in the aperture thus allowing the lift and trap assembly to separate and the lift car continue its descent FLOOR LEVELLING SWITCH Switch used to prevent the lift rising more than 10mm above the upper level due to expansion within the ram caused by temperature change of the hydraulic fluid DOOR BOOST SWITCH Switch used to give a boost of power to the door actuator as it is almost closed
40. VL3M 310N 4 OZOL 8844 ONINIVISN ZW do v8v0 OLWA HSN ONILNNOW 3HL 5 0390005935 OLI 09 X3SS3M 40 AnBi3dOMd SHL 51 9NIMVHO SIHL 3S4vOO OSI SOF YVINONY 09 dINDA TWAIN XISSIM o 228398 931 15 SSTIND V 2195 deis unas ay 10edej oj jjns js s 4 9 5 eui jl ebpe 4 9 5 eui jo uonpuedo x28uj sweu s eui dn uejubn pup uuc z y Jo 5 usnq bununou om y jns jns s Ajajos pup 284109 jas s 54 j ebpe 5 ay Jo zuoi 1D uoisueuip bunjies eui x9euo eipjedo s 5 eui j pjnous Ajejos penes soy y uonisod au SMaJos usnq bununou y uojubn s w yo ejdnoo D umop sseJd jejos jo 19 0G 0CWA sod juo4j y O Z XpWN 99 S39NV H TOL V N 03dS S 8 802 58 01 03115 V N TWIMSLVW ISIMYIHLO SSIINN NI SNOISNANIG TV umop ay 10 ns y sdoup 39303 e
41. ate 08 March 2007 SAFETY AND HYDRAULIC SYSTEMS Wessex Hydraulic Lifts operate with high hydraulic pressures that are potentially dangerous Before removing any components from the hydraulic circuit ensure that there is no hydraulic pressure in the system Lowering the lift onto the ground or a suitable support should do this and continuing to operate the manual lowering valve for a short period after the lift has ceased any visual movement If a fluid leak is suspected do not attempt to trace the leak by wiping clean the pipes with the hydraulic system under pressure to establish where the leak is coming from High pressure jets of fluid are capable of penetrating skin Visually inspect the suspected area to find the leak If it is desired to wipe pipes clean first release the hydraulic pressure Hydraulic Fluid Health and Safety Normally safe in use however attention should be paid to the handling and storage information and to any necessary first aid measures Handling and Storage Handling Avoid prolonged or repeated skin contact Any person with particular skin sensitivity to mineral oil should wear gloves or use a barrier cream Avoid inhalation of vapour mist or fumes Do not wear contaminated clothing Storage Keep containers tightly closed First Aid Measures Eyes Flush the eye with copious amounts of water No emergency measures are necessary but if adverse eye effects follow refer for medical attention Skin
42. be prevalent when panels and covers are not fitted All panels and covers must be fitted before the lift can be commissioned and handed over to the user You should also familiarise yourself with our documents given on the following pages Safety When Working on the Lift Safety and Hydraulic Systems VM Manual Handling Return to top 1 Section 2 Wessex Lift Co Ltd Budds Lane Romsey Hampshire 5051 Important Safety Advice Product VM Range Compiled by K Farthing Document Ref VM00 5620 Issue 2 Description Safety advice Date 08 March 2007 SAFETY WHEN WORKING ON THE LIFT Safety must be regarded as of paramount importance when working on any lift Normal workshop practices should be followed when carrying out installation repair or service General Safety Considerations Before carrying out work on a lift precautions should be taken to 1 Read the Installation and Service Manuals as appropriate 2 Ensure that a competent engineer carries out the work 3 Ensure that bystanders are not exposed to risk 4 Wear the correct personal protective equipment and clothing for the task being carried out e g safety glasses hearing protectors gloves protective footwear overalls etc 5 Adequately support the lift if any of the hydraulic system is being worked upon whilst the lift car is above the ground floor Laceration Hazards Whilst the lifts are fully finished it should be realised that metal
43. components may have sharp edges care should therefore be taken during handling of components Electrical Hazards The lift operates on a 240V A C supply and a 24V D C control circuit care should therefore be taken when working on the lift electrical system Where appropriate disconnect the lift power supply and batteries before carrying out work on the lift this is to stop any risk that may arise due to unintentional movement of the lift this could happen by the client pressing a remote call station without the engineer s knowledge Leaving in a safe condition after maintenance The lift must never be left operable if there is any risk to those using it All lift panels especially the rear panel must be refitted after completion of works You should always remind the householder that unsupervised children should not be allowed to play stand near the lift whilst it is in motion there is a risk that they could fall into the lift car as it descends Trapping and shearing hazards The Service Engineer must take extreme care if the lift is operated and moved with any panels removed He should also be aware that the lift could be operated by someone other than himself whilst he is working on the lift Return to top Section 2 Wessex Lift Co Ltd Budds Lane Romsey Hampshire 5051 Important Safety Advice Product VM Range Compiled by K Farthing Document Ref VM00 5620 Issue 2 Description Safety advice D
44. g site to install make yourself familiar with this Risk Assessment and prepare yourself for any action which may be recommended for example use of a mobile hydraulic lifting hoist When installing or removing a lift e Ensure that access to and from the site is free from tripping and slipping hazards Plana route from your vehicle to the site which minimises the need for manual handling e Share heavy or awkward loads but remember that some workers are stronger than others and no one is immune from injury Anyone injuring their back at work should be encouraged to report the injury get early medical attention and return only gradually to handling duties Further guidance is provided in the following documents Safety and Hydraulic Systems Safety When Working on the Lift Return to top 4 Section 2 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 0HA SECTION 3 Service Procedure Interior Panel Removal Product VM Service Manual Compiled by K Farthing Document Ref VM00 5630 Issue 1 Description Panel Removal Date 08 March 2007 REMOVAL OF REAR PANEL REFER TO THE INSTALLATION SERVICE REFERENCE FOLDER FOR SPECIFIC SETTING INSTRUCTIONS WARNING The rear panel must be refitted after maintenance and extreme care taken if the car is to be operated with panels removed The rear panel is manufactured in 2 sections and is easily removed with the use of basic service tools Its remo
45. ost switch both fitted adjacent to the actuator and a door close limit switch fitted behind the lift side panel A timer that operates if either limit switch does not activate within 20 seconds of the actuator being energised protects the actuator Correct operation of the door limit switches can be ascertained by observing the action of LED s 16 and 17 on the PCB Specific setting instructions and description are given in the powered door setting instruction VM10 2130 3 sheets 3 Section 1 Wessex Lift Ltd Budds Lane Romsey Hampshire 5051 Introduction Product VM Service Manual Compiled by M Smith K Farthing Document Ref VM00 5610 Issue Number 2 Description Introduction Date 08 March 2007 Door Interlock Switches The lift is designed to ensure that it will not travel unless the door is closed and locked This is achieved through the use of a microswitch activated by the door latch arm VM10 0676 being pressed down by the latch plate VM10 0656 and a magnetic proximity switch which complete the safety circuit when the door is closed and locked refer to setting instruction 2120 The Service Engineer should check the operation of the door lock and interlock switching arrangement at each visit To test the magnetic door switch stop the lift at the lowest level and open the door By hand press and hold down the door latch arm located just above the lowest latch bracket and press the up
46. s y ubnouuy dn sedoj ssog Butbobuesip edo ay jue eud 55014 y an e qpo y oj y y eJ X904 1091 ay WY PUD yip 29 ujoeujepun y uonisod 400j ayy wos fjeypuxouddb uonisog NOILONALSNI 9NLLL3S 0802 OONA ONIIVO TA ON NOILd YOS3G V N HSINIA Y N 03dS S 8 V N WIMSLVW ISIMYIHLO SS3TNn NI SNOISN3NIG TV TANIS 3SIMERHIO 86 01 71 SOF VINNY 5 3 310 31 eror 900 oF 1805 JYIHSdWVH NISSI A3SWOH 3NV1 saang 02 NOKISM X3SS3M 39 LON AVW 02 dinO3 VIIIN X3SS3M 30 ABi3dOMd 51 9NIMVHO SIHL 9 eq uorsue 802 58 OL 5 4 V 6 1 3125 bunjes y suuopoid uo A 29 X SNOISN3AIQ 304 37801 335 SOM Op uoisueu p suuopp d uo ejou 188 OL 39Nv14 Nuni3s Lid JO 3903 01 WHO4ivld 5 JHL WONJ d 30 3903 OL 3074 9 T3Nvd 305 14 NO INN
47. s if necessary Fig 9 e Lubricate pulley guide slot e Ensure that the lip on the floating platform is over the lift car sides by at least 6mm so that platform cannot be pushed sideways Grease plunger beneath spring if required Fig 8 e Ensure cable ties are fitted to the platform end of the wire ropes to stop them coming out of the keyhole slot Fig 10 Fig 8 Fig 9 Fig 10 1 5 Main Carriage e Ensure that the nylon slider blocks are not worn excessivley The side slider blocks have a minimum thickness of 8mm The front and back should be no less than 10mm Blocks any less should be changed Any excessive movement can be taken up using the adjusters See Drawing 2030 pages 1 and 2 in setting instructions 3 Section 3 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 OHA Service Procedure Product VM Vertical Lift Compiled by K Farthing Document Ref VM00 5640 Issue 3 Description Service Procedure Date 08 March 2007 ITEM PROCEDURE 1 6 Hydraulics Inspect the pump for any sign of leaks With the lift at its lower limit check hydraulic oil level and top up if required SO 32 grade fluid only Check the operation of the manual lowering valve Fig 11 With the lift in the upper position inspect the bottom of the hydraulic ram for any sign of leaks Inspect both stages of the hydraulic ram for leaks This can be done from inside the lift car on the upper floor Fig 12
48. ser s weight or disability A change in user An installation at another site A change of duty cycle number of starts per hour Ensuring that the lift is kept clean and clear from any obstructions Testing the lift alarm and battery backed functions on a weekly basis Not exceeding the lifts maximum safe working load Ensuring that children and pets are kept well away from the lift when in use 1 Section 1 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 0HA Introduction Product VM Service Manual Compiled by M Smith K Farthing Document Ref VM00 5610 Issue Number 2 Description Introduction Date 08 March 2007 Glossary of Terms REFER TO THE INSTALLATION SERVICE REFERENCE FOLDER FOR SPECIFIC SETTING INSTRUCTIONS ANTI CREEP SWITCH Micro switch used to re level lift after it has crept down from the 1 floor position Operates with the door open or closed SAFETY EDGE Sprung loaded switched moving edge around top periphery of lift car Used to sense obstruction during travel and will stop lift if activated Lift can be reversed away from obstruction FLOATING PLATFORM A switched plate covering the whole underside of the lift car It stops the lift on descent if it touches an object beneath the lift and will also stop the lift on ascent if it is pulled down from the lift When the lift is parked at the upper level it helps to form a fireseal on the underside of the ceiling aperture FL
49. tery back up is operates correctly Turn off the mains power and the battery back up will come into operation The right hand light only will illuminate and the top row of the in car control console will light up The Red button will lower the lift using the batteries Check that the floating platform safety switches still operate and the door will open when the lift reaches the lower floor 1 10 Replace all panels Complete service checklist See next page for sample checklist 5 Section 3 Wessex Lift Co Ltd Budds Lane Romsey Hampshire SO51 OHA Service Procedure Product VM Vertical Lift Compiled by K Farthing Document Ref VM00 5640 Issue 3 Description Service Procedure Date 08 March 2007 PREVENTATIVE MAINTENANCE SERVICE REPORT COMMENTS OBSERVATIONS FURTHER WORK REQUIRED SERVICE REPO SERVICE REPO Labelling inc SWL safety edges limits OSG os Guide rails tracks Allpush buttons Hoisting ropes tape MILEAGE START START FINISH FINISH ENG SIGNATURE CLIENTS SIGNATURE CERTIFIED BY DATE WESSEX MEDICAL tet no 01794 830303 Customer white File blue Accts yellow FORM 020 iss 7 10 94 6 Section
50. tes from the lift whilst the trap is still in a raised position To allow the lift to fully descend when the trap board is in effect impeded by the aperture there is a trap board zone switch which is mounted in the rear of the aperture When the trap operates this it switches out the trap board down safety circuit and thus allows the lift to separate from the trap and continue its descent WARNING The material used for the trap board maybe weakened if it is allowed to become wet This fact should be considered when carrying out maintenance checks The lift user is also made aware of this in their User Instruction Manual A weakened board must be replaced 5 Section 1 Wessex Lift Ltd Budds Lane Romsey Hampshire 5051 Introduction Product VM Service Manual Compiled by M Smith K Farthing Document Ref VM00 5610 Issue Number 2 Description Introduction Date 08 March 2007 Batteries The lift operates on a control circuit voltage of 24 volt DC Battery back up is provided by 2 off 12 volt sealed lead acid batteries that are kept charged via a charging circuit on the main PCB The batteries provide back up to the following functions in case of mains power failure Lift lighting 1 light only will illuminate Lift alarm Emergency lowering from within the lift with all safety circuits still operative Lift stop and safety circuits Door operation power and manual doors At each service
51. u hun OLWA euj Buuds P A134VS J ysom ay Buipjou jeubd epis ay Pld v 40 uid 4 9 5 ay 5 buuds y ONVHYSAO pauonisod eq OLWA y WNIWON uonisod pue y GC 9 ebpe jejos o 8600 OLWA 1550 au 4 0 00 0944 S3HSVM re ASANOV INN 1040 8134 NVd IZOd ZIXVN 3 01 35010 001 8 01 INQ 4 5 SI 5 4 310N 0944 M3HSVM 8 ZIW N 13 8 431104 e iunc 00 Ais OL 3903 IAN 15315 HIV3NH3ONn 1190 944 JOONd3 vHS NIN SINN 330 Z 59 s3ovid 2 0 00 0944 M3HSVM 0406 0433 JOVAN v ASSY 4110H 8900 OLWA 4903 AL3JVS 3015 WOIMYO AL3JVS SI SIHL 0811 0944 8 WYO YSHSVM OLN 6701 YOON 5 0607 0944 M3HSVM ONINdS SW 0600 0944 YAHSVM SN ATINA 38 LSNW SM3HOS 5 2 MSV 1 NI 4l 31925 LON OQ 3903 8060 81434 NYd pee IZOd 9LXGW 53003 d4VHS QNV 54408 11 SAOWSY L 9 2 SIMS 1 40 1
52. ueunsn po yis peeu uolsuawip Dunes D 5 suonisod 5004 y soo q Jepis epis ayy jo Duiuun ay 9 umop pup dn pues WNeZ dn xobq swejos pu xeu OzxgW epis ay uejubr jexoDJq y 1u04J 10 oo Ku QW eui jsnfpo ueuj sjexoDuq ay epis uo sweJos pu xeu QzXgW eui uesoo 15 Nok sjeyopJq y jsnfpp WOOL y jno S 109 yii 3294409 S 100 jo woi eu yO ayy ysnfpo DuIWOU D 3es eud eq pjnous eu SpuDMJO JO 105 jn 10 aq 99 OSWA 9 2014 0 uoisuawip bunjes y S YoIyM a 0 jes eJd eq pjnous sweJos sapys apis WNEZ dn smalos QzxgW uejubn pup y umoys 50 ino OCWA SJepus 4904 984 uonisod s MON penu eq os sJepiis
53. val will allow access to Up and down limit switches Anti creep switch Power door speed control resistor Floating platform zone switches Shoot bolt PCB Batteries Trailing cable connections Carriage sliders Trap board up and down safety circuit switches Trap plunger mechanisms Floor leveling switch To remove the panels proceed as follows Remove the 2 off screws securing the lower rear panel each screw is located just beneath the lamp pod in the rear corner of the lift The lower panel can be pulled clear and set aside The upper rear panel is secured with 2 screws through its lower return edge once these screws are removed the panel can be lifted clear Replacement is the reverse of the above REMOVAL OF SIDE PANELS REFER TO THE INSTALLATION SERVICE REFERENCE FOLDER FOR SPECIFIC SETTING INSTRUCTIONS The side panels must be refitted after maintenance Removal of the side panels will allow access to The door interlock switch The floating platform switches up and down safety circuits The floating platform ropes and gas strut assemblies The floating platform rope guide rollers The power door close limit switch The lift telephone socket Each side is fitted with 2 internal panels The forward most side panel should be removed first and can be removed by removing 3 screws securing its rearmost edge and flexing the panel as it is lifted clear 1 Section 3 Wessex Lift Co Ltd Budds Lane
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