Stairmax - Lehner Lifttechnik
Contents
1. The Stairmax is powered by two 6 Volt batteries which are maintenance free and rechargeable The batteries capacity allow to drive about 650 steps upstairs or for approximately 30 minutes when fully loaded The charge state of the batteries is shown by indicator lamps located on the Stairmax drive which have to be checked before each operation The recharge time varies according to the battery status but should not exceed the maximum of 8 hours The battery recharger uses 220 Volt power to reload the batteries A 12 Volt recharger is supplied with the batteries An overloading of the batteries is not possible as the recharger switches off when fully loaded For more information please check the user manual of the recharger Attention The use of a non adequate recharger can damage the batteries If an alternative recharger is used please check if its compatible and don t use an acid battery recharger Use of the recharger 1 Disconnect the Stairmax cable from the battery box 2 Connect the recharge cable with the battery box 3 Connect the recharger to a 220 V power socket 4 The indicator lamps show that the batteries are loaded When fully loaded the recharger switches off Prolonging the battery life time The life time of the battery can be prolonged by on time recharging If the battery is totally empty the recharge cycle can only be repeated approximately 180 times before the battery get unusable But if the battery is reload2. allow for horizontal driving To facilitate the turning on landings between stair flights the Stairmax should drive upstairs on the inside of the stair as far as possible Stairmax mobile stair lift Page 11 out of 18 LEHNER STAIRMAX User Manual Driving downstairs Similar to driving upstairs when driving downstairs it is most important to find the right moment of tilting the whole Stairmax at the upper end of the stair The wheelchair driver has to establish his individual tilting point by slowly approaching the first upper step In general the tilting point is reached when the wheelchair axis passed the edge of the first step Here the Stairmax should be stopped and then it should be tilted by shortly holding on to the handrail and pushing the Stairmax forward Stairmax mobile stair lift Page 12 out of 18 LEHNER EF STAIRMAX User Manual 6 Width of landings The landings between flights must be at least 110 cm wide If the stair landing is less than 110 cm wide a structural adjustment as shown on the sketch below makes the use of the Stairmax possible F r CELAR AASR AR RIIA INAL w R ON T i GN T ee ks w 7 OT 5 i T a i a e m T 7 my Ma i Y ak rae ts W k wG NAN l SS w AAt r a M k a hy Stairmax mobile stair lift Page 13 out of 18 LEHNER STAIRMAX User Manual 7 Maintenance Batteries
3. Warranty is also not given in the case of damage due to improper revision of the handbook through the use of unauthorized people or due to reparation through unauthorized people Warranty is limited to free of charge supply with repair parts but does not account for transport costs The Stairmax has to be serviced once a year Please contact you supplier company Stairmax mobile stair lift Page 18 out of 18
4. a car and enables for the easy transport from one location to a another Stairmax mobile stair lift Page 16 out of 18 LEHNER STAIRMAX User Manual 8 Technical details Loading capacity Energy capacity fully loaded Dimensions ooo d o Weights S S S Drive unit 31 kg Battery 8 kg Speed Maximum stairs inclination 35 Stairmax mobile stair lift Page 17 out of 18 LEHNER STAIRMAX User Manual 9 Error check table If the following error advises don t help to solve the problem please contact your supplier company Error Possible reasons Motor doesn t work Key switch is off Battery is not connected Battery is empty Loose connection between battery and motor or the battery cells Emergency stop button is pressed Recharger doesn t load Loose connection between recharger and battery battery Recharger damaged please contact supplier company Battery defect please contact supplier company Stairmax drives skewed Rubber crawlers are not parallel please contact over stairs supplier company Stairmax slips on stairs Rubber crawlers are not parallel please contact supplier company Rubber crawlers are dirty 10 Warranty Warranty is 1 years from the date of delivery provided that a normal operation and care of the Stairmax is given Warranty is not valid in the case of improper use or damage on purpose nor in the case of lost parts or damage through fire or water
5. on gt Spiral Staircases gt Stairs with gradients greater than 35 gt Landings that are less than 1100 mm wide gt Stairs that are not non slip wet icy or stairs covered with carpets 4 Adaptation of the wheelchair for the Stairmax The adaptation of the wheelchair has to be done by a competent person The installation of the 2 adaptation pipes delivered together with the Stairmax which are to be mounted on the wheelchair is the most important aspect of the adaptation work Depending on the constructive characteristics of the wheelchair the adaptation has to fulfil the safety and technical standards The stability of the wheelchair may not be impaired Stairmax mobile stair lift Page 3 out of 18 LEANER EF STAIRMAX User Manual 5 Operation The subsequent instructions together with the photos and illustrations should help to explain the important aspects of the Stairmax operation Below the diagram gives an overview of the main Stairmax functions Levers for locking brackets ii lt A 7 Adaptation profiles with adaptation pipes Key switch External drive control Battery loading status Stairmax mobile stair lift Page 4 out of 18 LEHNER STAIRMAX User Manual Edition Jul 2006 LIFTTECHNIK Main control functions Emergency Stop button Lifting switch Emergency Stop buttons are also located The lifting and drive toggle switches canbe on both side
6. L E Fi N E F User Manual Stairmax Mobile Stairlift A 4724 Neukirchen W Salling 8 Tel 0043 7278 3514 15 Email office lehner gmx at Fax 0043 7278 3514 12 Webpage www lehner lifttechnik at Mobile 0043 664 3526190 LEHNER STAIRMAX User Manual Table of contents L TODO eea E E E TTEA TI E EAE TA O E 2 2 Preconditions for the safe use of StairmaXx esssssssssssssssssssseseseececeocoossssssssssseeeeeeeeeecccccssssssssses 3 3 Restrictions for the use of the StairmaXx sssssesseeeseoooosssssssssssseeeeeeeeeeccccssssssssssseseeeeeeeeeocsesso 3 4 Adaptation of the wheelchair for the StairmaX ccccccccssssssssssssssssscssscccccccccccccccccccccsssssssseseees 3 Js OPTA O eE E A E ETE E E EAE E EE EE EER 4 Main control fonctions seseccssssecasecavinccasacasacssavanssansnecasenavinssansncsacssavansdansnecasaabiessassecdacssavanssansnesasansbsessasaeesess 5 CHECKING OF stair SIOpE i cscncecscvisiuss oceesscdsctsecsconsesscscvivessasbeuscssueveeseeseuseseswsidesnedeudssuevesecescuasssencodoucsseevevussoeees 6 Connecting the wheelchair to the StairmaXx ccccccccsssssssssscccccccssssssssscccccccsssssscccccsscsssssssscccsssssssssssccooses 6 Position 1 Horizontal driving cdsssnsssiessiscesessvevecesseesasdenvocuzvsstoueseasussvanseneusseasvssesosnnesadesseevesesbyeusenaaverssessusiaes 9 Position 2 Driving on SCALES sesssssssieatessersctesseuestecssesdssnvieatessaviadesseuedeeusesendcsnsiecteaienvedaseoesetest
7. ed wheelchair and the compliance with the subsequent instructions is given Mobility independence simple handling and robustness are the key features of the Stairmax The technical assembly of the lift is simple and safety concerns were given highest regard in the development To guarantee your satisfaction with the Stairmax for a long time period please read this user manual carefully Apart from use instructions you will find important security advices Please keep this manual for future use For accidents that result as a consequence of the disregard of this manual Lehner Lifttechnik GmbH disclaims any liability We wish you great pleasure with your Stairmax Stairmax mobile stair lift Page 2 out of 18 LEHNER STAIRMAX User Manual 2 Preconditions for the safe use of Stairmax e Good arm and finger functionality of the user e Mental capability e g such as is necessary to obtain a car drivers licence e A thorough training of the wheelchair driver which should be done by the delivery company or the rehabilitation centre e Only stable wheelchairs active wheelchairs are to be used The adaptation has to comply with the adaptation instructions as shown in this manual e Stairs where the Stairmax is used need to have at least one stable handrail 3 Restrictions for the use of the Stairmax e The maximal loading capacity is 130 kg wheelchair driver plus wheelchair and must not be exceeded e tis not allowed to drive
8. ed when not totally empty the cycle can be repeated around 1200 times thus increasing the lifetime by the factor 6 lf the battery is stored for a long time without being used it can be reactivated by using a stronger recharger shock recharge for a brief time and then using the normal recharger to complete the recharge In this case it is advisable to consult a expert company Please make sure that the emergency stop button is not switched because then there no power connection is given Stairmax mobile stair lift Page 14 out of 18 LEHNER STAIRMAX User Manual Storage of batteries If not in use batteries should be reloaded at least every 3 month A very long storage time can cause that the batteries cannot be activated any more This storage time varies according to previous operation the loading state and the storage conditions For these reason only fully recharged batteries should be stored Storage should occur distant to the recharger and as cool and dry as possible Important The electric discharge of the batteries increases significantly with higher temperatures E g at 38 the batteries are empty after 5 month while at 10 only 8 of the loading capacity would get lost Batteries can be stored at temperatures down to 20 Rubber crawler Parallelism It is important that the spikes of the rubber crawlers are parallel to assure that they both touch the steps simultaneously Attention If they are not parallel
9. esenacenstestesseens 10 G Hono lanao S arona E E E E E E E E EA EE 13 Tig MONEE A E T E 14 AEE a E REE TTE EIE E SE EET EEE AE E E N EE 14 MUS ON CNG rC DAC n A 14 Prolonging the battery life time eeeeocssssssececccsssssccccccossssccecocssssssececossssseeececosssseseecoosssssseeccsssssssceesosssse 14 Storace OF DALLCTIOS ceiien E E A 15 Reber crawler wissssesedsscsnssseassessieacssenteasavsedeseueacssasssssdeaesiestessssedesusaassasesssdeaseleateassesedeseuseaseasesesdesaaesstessooss 15 Parking and transporting the StairmaXx sesissccevesccssnsosinecteaseanstesscsecevencusssaacuestousdasedesseccstuercuvawubsuestossdaeses 16 S LeOn Cd UAS EEn E EE EE E er erer rr te 17 E E a A 1 i NENANA NONE A OO E OO O EN 18 10 MOTO EEEE EE EEE T EE TOE 18 Stairmax mobile stair lift Page 1 out of 18 LEHNER STAIRMAX User Manual 1 Introduction Congratulations to your acquisition of the Stairmax mobile stair lift The Stairmax is a further development of the well proven Treppenkuli to an innovating do it yourself stairclimber In many cases the Stairmax can act as a satisfactory alternative to an expensive platform stairlift This mobile stairlift is a cost saving and unique stair aid which enables active wheelchair drivers to drive up and down straight stairs with landings in their own wheelchair For every active wheelchair user the Stairmax will represent a helpful and reliable partner for the future provided a proper adapt
10. ing By pressing of the vertical lifting switch the Stairmax is lifted approximately 30 mm over the floor level The Stairmax is carried by the wheelchair In this position the Stairmax is attached to the wheelchair by the locking brackets and the adaptation hooks Furthermore the switches for activating the drive are blocked so that only the wheelchair can move the Stairmax Always make sure that the red control lever is in locked position so the locking brackets are secured The wheelchair driver can now move on horizontal areas either for carrying the Stairmax from one location to another e g from the car to the stairs or from the stairs to a parking location or to turn the Stairmax on landings between two stair flights Stairmax mobile stair lift Page 9 out of 18 LEHNER STAIRMAX User Manual Position 2 Driving on Stairs After the Stairmax has been brought into the right position at the start of the steps it has now to be brought back into Position 2 Therefore the lifting switch has to be activated and pressed until the adapter is lifted to its upper position This lifts the wheelchair over ground level activates the drive switch and now allows to use the Stairmax drive Attention Check locking brackets on both sides Turn the red control lever till its mechanical stop This blocks the locking brackets from being opened and unlocks the drive switches Driving upstairs When approaching a stair it is essential tha
11. rol functions has to be brought into closed position This locks the locking brackets and activates the drive switch Basically after connecting the wheelchair to the Stairmax the vehicle is now ready to drive when the red control lever is in drive position the locking brackets are locked Nevertheless it might be necessary to bring the Stairmax in the right drive position at the start of the stairs by using the horizontal drive position After careful adaptation of the wheelchair to the Stairmax and the examination of the stair gradient the mobile stair lift can now be used In general after connecting the wheelchair to the Stairmax adapter the wheelchair driver has to understand 2 basic adapter positions to use the device safe and without problems e Position 1 The Stairmax is carried by the wheelchair the adapter is lowered this allows faster horizontal driving and turning on landings using the manual force of the wheelchair driver To get into position one the lifting switch has to be pushed to lift the Stairmax until it stops e Position 2 The wheelchair is carried by the Stairmax the adapter is lifted this allows the climbing and descending of stairs as well as horizontal driving using the Stairmax drive To get into position two the lifting switch has to be pushed to lower the Stairmax until it stops Stairmax mobile stair lift Page 8 out of 18 LEHNER STAIRMAX User Manual Position 1 Horizontal driv
12. s behind the toggle switches operated on both sides of the vehicle When pushed they disconnect the electricity supply to the motor wa Red control lever open FI M PY y dl 2 Nya k g iiss My Pe Se Hi ijy fe Ni External drive control se ee ae Es Battery status Key s switch control lamp Key switch for ON OFF and external drive control allow external operation The red control lever has to be in closed position to lock the locking brackets and activate the drive switch Stairmax mobile stair lift Page 5 out of 18 LEANER EF STAIRMAX User Manual Checking of stair slope Before a stair is driven upon the respective gradient has to be checked and may not exceed 35 When measuring the gradient with the special measuring tool delivered along with the Stairmax the indicator has to remain within the green coloured area of the display Steeper stairs indicator is in yellow or red area are not safe to be driven upon and the Stairmax may not be used in these cases one GRUN Connecting the wheelchair to the Stairmax In order to be able to connect the wheelchair to the Stairmax the adapter must be in the upper position and the red control lever must not be in closed position This unlocks the locking brackets for the wheelchair backrest and the adapter holder profiles are in the right position to connect to the adaptation pipes of the wheelchair Only in this position it is possible to at
13. t the Stairmax is positioned in line with the stair flight The crawler type undercarriage of the Stairmax should be place min 20 mm in front of the first step so as not to block the supporting roller when changing from position 1 horizontal drive to position 2 driving on stairs By activating the drive switch the wheelchair driver can now drive up the strairs te _ s Stairmax mobile stair lift Page 10 out of 18 LEHNER STAIRMAX User Manual When reaching the end of the stair the Stairmax has to change back from being inclined in line with the stairs into a horizontal position This requires to find the right moment of tilting the Stairmax For each wheelchair driver this point is different depending on the body weight of the driver and the construction type of the wheelchair used The wheelchair driver has to establish his individual tilting point by slowly approaching the first upper step In general the tilting point is reached when the wheelchair axis passed the edge of the upper step Here the Siairmax should be stopped and then it has to be tilted by holding on to the handrail and pushing the Stairmax back After the tilting backwards the Stairmax should be driven at least 200 mm backwards before it can be switched again to Position 1 Horizontal drive or turning on landings After reaching the landing between two _ flights the Siairmax has to be changed from Position 2 to Position 1 to
14. tach the wheelchair Stairmax mobile stair lift Page 6 out of 18 LEHNER EF STAIRMAX User Manual The wheelchair driver has to drive backwards over the Stairmax so that the adaptation profiles enter the adaptation pipes till the mechanical stop Now the wheelchair driver has to reach back with his arms to reach the levers for the locking brackets of the backrest The wheelchair now needs to be tilted backwards and the locking brackets have to be opened by using the levers to allow the wheelchair backrest to lean against the Stairmax Now the locking brackets have to be closed again so that they lock the wheelchair backrest The tilting backwards has to be done by the use of manual force Good arm functions are necessary to perform this action When attaching the wheelchair to the Stairmax the adaptation pipes have to run over the adaptation holder profiles Now the wheelchair can be tilted backwards When tilting backwards the Stairmax is automatically attached to the wheelchair by locking of the adaptation hooks Stairmax mobile stair lift Page 7 out of 18 LEANER EF STAIRMAX User Manual After tilting backwards and fixing of the wheelchair with the locking brackets the wheelchair driver always has to make sure that both sides of the wheelchair backrest are securely clutched by both locking brackets on both sides In order to secure the locking brackets the red control lever as shown in the section Main cont
15. the Stairmax may not climb the stairs in a straight way and this can lead to a loss of balance It the parallelism is not given please inform your Siairmax supplier for adjustment of the rubber crawlers Cleaning of the rubber crawlers To achieve a maximum of friction between the rubber crawlers and the steps it is important that the rubbers crawlers and the steps are clean and free of oil or dirt The rubber crawlers can be cleaned with wet towels or mild cleaning agents It has to be assured that cleaning agents don t damage the rubber We advise independently of the steps to clean the rubber crawlers at least 2 times a year Please also thoroughly clean the stairs regularly Use of new rubber crawlers The rubber crawlers contain steel wires that impede the overstretching of the rubber These wires are covered by a thick rubber layer The rubber crawlers are extremely durable but should be exchanged if they have cracks or cuts or other signals of damage Exchange is also necessary if the rubber spikes are worn off and significantly smaller compared to their initial state Stairmax mobile stair lift Page 15 out of 18 LEHNER STAIRMAX User Manual Edition Jul 2006 Parking and transporting the Stairmax The Stairmax can be brought into a space saving parking position by using a special parking ladder which can be supplied together with the Stairmax e TODE The same ladder can be used to move the Stairmax in and out of
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