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MSR05-20200701 

 

 
 

 

Scarver Operation and Maintenance Manual 

www.dualski.com 

 
 

 
 
 

UNISKI & DUALSKI 

™ 

Summary of Contents for Scarver DUALSKI

Page 1: ...MSR05 20200701 1 Scarver Operation and Maintenance Manual www dualski com UNISKI DUALSKI ...

Page 2: ... AND SETTINGS 14 5 1 Seat 14 5 2 Leg protections 15 5 3 Dualski base 17 5 4 ÖHLINS PRC shock absorber for SCARVER 20 5 5 OHLINS TTX for SCARVER 21 5 6 Fournales shock absorber for SCARVER 22 5 7 How to adjust outriggers 24 5 8 Frame kinematic and settings 26 6 MAINTENANCE 32 7 DELIVERING AND TRANSPORTING 33 8 RECYCLING 33 9 CLEANING AND DISINFECTION 33 10 WARRANTY 34 11 VERTICAL EVACUATION OF TESS...

Page 3: ...otentially hazardous situation that could result in serious injury if you do not respect the security checks mentioned CAUTION Indicates a potentially hazardous situation that could result in minor or slight injury if you do not respect the security checks mentioned IMPORTANT Indicates a potentially hazardous situation that could result in damage of equipment if you do not respect the security che...

Page 4: ... of the sitskier Weight in kg of the sitskier 3 Manual Refer to the manual to get all the information in order to use correctly your product 4 Made in France Country of production 5 Reference Product reference for the manufacturer 6 Serial Number Identification of the product via its serial number 7 Year of production Year of production of the product 8 Homologation Homologation number from STRMTG...

Page 5: ...f the Ministry of Transport Equipment Tourism and Sea The SCARVER must be used after a formation by a competent sitski instructor and aware of the procedure to take the lifts TESSIER products can be used on a temperature range of 20 to 35 C While using the equipment out of this range pay closer attention to the elements during the check up phase Anyone using TESSIER products must be correctly reta...

Page 6: ...he security of the skier depends on his formation level his caution and his protection It is thus important to respect these different points Do not begin alone learn with an association a specialized club or an instructor specifically trained to sit skiing Keep a security merge so as you always control your speed and your trajectory and avoid collapsing with other users of the slope Stay focus wh...

Page 7: ... could hardly put enough pressure to use their potential In Uniski and Dualski a rigorous sharpening of the edges of the ski is indispensable especially on hard snow IMPORTANT It is important to control your skis before each ride and to make them carried on properly by a competent professional 2 3 Choice of bindings The bindings to use depend on the skier s weight and ability It is essential that ...

Page 8: ...es The standard harness for draglifts with plate It is also usable for draglifts with T bars The T bar harness easier for bows It is homologated in France only for bows and is not allowed on draglifts with plates The T bar flange harness for all types of draglifts WARNING A helper must be before the sitskier and ready to push the emergency stop button in the arriving area in the case of a dysfunct...

Page 9: ...around the wrist and held on the handle of the outrigger as a strap Flange T bar harness The use is similar to the standard harness The main release rope 4 allows opening the flange 1 and releases the seat of the pole It must not be attached to the hand but simply held between the hand and the handle of the outrigger because it goes with the flange when releasing the security snap hook The securit...

Page 10: ...rs Do not use with plates The flange can be added to this rope flange T bar harness 3 Snap hook and rope to attach the harness to the frame 4 Main release string 4A knot must be under the hand when holding the string 5 Safety release rope Hold it by the buckle on the handle as a ski pole strap 6 Main release rope For the flange T bar harness the rope 6 is not used and must be hidden between the le...

Page 11: ...eleasing the safety karabiner The rope of the safety karabiner must go around the wrist and held on the handle of the outrigger as a simple ski pole strap With the harness flange T bar there are 2 security ropes one is not used and must be stored between the legs or inside the protection cover leg When arriving the sitskier releases the harness by the main release opening the flange as soon as he ...

Page 12: ... as quickly as possible WARNING Be always sure that your SCARVER is installed to the maximum at the back of the seat of the chairlift Once the safety rail is down go to the back of the seat by a right to left movement allowing the SCARVER to slide on the seat of the chairlift Before arriving check without lifting it completely that the safety rail can be lifted without problem When arriving hold t...

Page 13: ...CREWED 1 3 Higher suspension arm 1 4 Straight lower suspension arm To be used only with Uniski 2 5 Duralumine base resistant aluminium 1 6 Shock absorber Öhlins PRC Öhlins TTX or Fournales 1 7 Leg protection in composite material 4 types available in options 1 8 Lock for chairlift release 1 9 Foot piece Uniski aluminium boot with setting ruled rail 1 10 Identification plate 1 11 Anti washing ear 1...

Page 14: ...ention screws that are not the original ones and which are too long could damage seats of chairlifts If the seat is not the original TESSIER one then it is necessary to drill the rear securing points at a distance of 145 mm from the back of the seat according to the above sketch This is important in order to respect the balance of the Dualski during gliding and when using the chairlifts Fixation d...

Page 15: ...he frame Final clamping 0 8 Nm IMPORTANT With the Dualski do not use the highest fixing points because the inner ski would hit the footrest when leaning to the maximum with the shock absorber compressed This comment is valid with the wide and Racing footrests B Mounting the front parts Racing B1 When the skier is sit in the seat with his feet in the rear part adjust the front part on it and fasten...

Page 16: ...illing on each side diam 5 Mount the 2 parts with the screws 5x12 the large washers and the cover nuts of 5 Clamp to 0 5 Nm C Mounting the strap on the seat Racing C1 With the screws used to fix the strap that adjust the backrest angle fix the 2 parts of the strap delivered with the cover The strap is fixed on the seat and comes over the knee part to fix it while skiing See pictures ...

Page 17: ...lain bearing rod end D8 mm 2 hex nut 8 1 tapped spacer 2 27 Edge adjustment plates 2 28 Anti sliding ear 2 29 Plastic limit stop 2 30 Lock nut D12mm To switch from Uniski to Dualski 2 31 Lock nut D 8mm To change the transmitter plates 2 32 M8x40mm hex headed screws 2 33 M8 HEICO LOCK wedge lock washers 2 Rear view of the Dualski base 4 possible positions See explanation page 18 Position indicator ...

Page 18: ... 58 5 C 60 C 61 5 5 3 2 Changing the edging system configuration CAUTION Do not touch and change the setting of the transmitter rods 26 of the inclination system of the skis This setting is precise in order to obtain a good operation It is recommended to replace one side first then the other Unscrew a few turns the lock nut of diameter 8 mm on points 31 Position the indicator of the edge adjustmen...

Page 19: ...ide ring 41 in its place Dismount the arms on the frame with 2 spanners of 13 Re mounting the rounded lower suspension arms Take the 2 ribbed inside rings on the straight suspension arms and put them on the rounded arms Be careful to place them in the right direction the larger part against the frame Re mount the hexagon head screw 8x60 and be careful to replace the washers in the right position s...

Page 20: ...ks Average adjustments 25 clicks Maximal utile opening very fast return It is possible to open more than 25 clicks but there is no impact anymore on its way to work To avoid dismantle do not open much more than 25 clicks IMPORTANT The rebound value must always be superior or equal to the compression value in order to let the shock absorber uncoil on a succession of shocks Compression Screw in the ...

Page 21: ...tment 15 clicks Adjustment recommended between 10 and 18 Adjustment with Allen key n 3 For small shocks or when putting pressure on the edge of the ski 2 High Speed Compression Standard adjustment 9 clicks We recommend to let it like this Adjustment with spanner n 12 For important shocks holes or bumps 3 Rebound Standard adjustment 12 clicks Adjustment recommended between 8 and 16 Adjustment with ...

Page 22: ... the pump Scott 0 40 kg cm available in option 5 6 2 Inflation method a Inflation rate defined for the rear fixation point see page 20 the rate explained in the following lines is a basic rate The pressure calculated can be modified according to the feeling of the skier Weight of the skier kg x 0 13 example weight of the skier 70 kg 70 x 0 13 9 1 Kg cm Try to be as precise as you can when you infl...

Page 23: ...e damper rod Important Some liquid grease might appear along the rod especially during the first uses It doesn t mean that there is an oil leak This grease is useful for the good function and preservation of the shock absorber When inflating the Scarver must be empty If the skier is sitting in the Scarver it is absolutely necessary to trip the shock absorber from the weight of the skier when makin...

Page 24: ... defines the angle of the ski For a beginner we recommend the hole n 2 Then we will change to holes n 3 and then n 4 Other holes are rarely used To adjust the outrigger Remove the inferior screw Slightly unscrew the superior screw without removing it Put back the screw in the chosen hole by making slide the superior screw in the light if needed Tight both screws so there is no play 2 Length of the...

Page 25: ... spanners of 11 and an allen wrench of 4 for the last models General instructions are the same as for TESSIER outriggers 1 Adjustment of the ski angle Screw or unscrew the stop screw thanks to a spanner of 11 to change the angle Check that both outriggers have the same angle 2 Adjustment of the length of the outrigger Release the string Move the quick clip to the desired height Tight the string 3 ...

Page 26: ...ck absorber Indeed if the rocking movement facilitates to start a turn for a beginner it is an unsuitable movement at high speed In the same way it is not necessary to modify the centre of gravity when you change the movement of suspension Scarver has been designed so that the centre of gravity remains the same whatever the chosen movement It is however always possible to modify it see page 30 Whi...

Page 27: ...wer arms on the desired points The higher arms will be fixed on the points 1 2 or 3 and the lower arms on points 1 2 or 3 see figure 3 Some dots indicate the positions 1 2 or 3 AMax position Arms fixed on the points 3 and 3 AInter position Arms fixed on the points 2 and 2 AMin position Arms fixed on the points 1 and 1 CAUTION Only use these positions Never put arms in 2 different positions for exa...

Page 28: ... t move straight together verify once it is fixed to the frame that the bottom screw the one on the aluminium base is well screwed Screw tightly the 4 screws 22N m IMPORTANT During a change of configuration the assembly of the screws and washers must be done rigorously See figure 7 A bad assembly of the washer will involve water infiltrations and will cause an accelerated deterioration of the mach...

Page 29: ...MSR05 20200701 29 A max Position 3 3 Kinematic A Inter Position 2 2 A Min Position 1 1 ...

Page 30: ...th the Fournales shock absorber but it is recommended and easier to let it on the rear point and change the pressure 5 8 3 Center of gravity It is possible to adjust the centre of gravity of plus or minus 35 mm so 70mm in total It is graduated on the uniski base figure 8 reference mark 3 To move the centre of gravity loosen the two nuts figure 8 reference mark 4 using a spanner of 18 or 19 accordi...

Page 31: ...ing used on the ski Note that a person with long legs may not be able to adjust the angle at 30 for example because his feet would be too low To adjust the seating angle Using 2 spanners of 13 unscrew the 2 lower screws fixing the legs at the flasks Figure 7 reference mark 1 then remove the screws Loosen very slightly with a spanner of 13 the screws Figure 8 reference mark 2 in order to be able to...

Page 32: ... the SCARVER by following the board bellow Action frequency Maintenance solution Store the Scarver in a dry place after each session Visually check the frame after each use or after a shock If problem contact us Check the condition of the skis and bindings before each use or after a shock Contact a ski specialist If broken skis contact us Check that there is no play or wear and tear in any of the ...

Page 33: ...ult If one of the parts is damaged contact us immediately Casual transport by the user We recommend transporting the equipment without removing any parts except the skis which are easily removable standard bindings CAUTION In the case of transporting with the seat and or with assistance bar before each use check the assembly is correct and the screw are tighten correctly Storage After using the SC...

Page 34: ...mited to the repair or the replacement of a defective element and constitutes the single recourse of the warranty This warranty applies as from the date of purchase In the event of return of the material the expenses of routing and return of the material to factory TESSIER or the approved distributor of the country are the responsibilities of the purchaser The complaints with the title of this gua...

Page 35: ...l keep the strap from sliding backward Both straps will join in one hanging point where will come the karabiner of the rope used for the evacuation The evacuation triangle usually used to evacuate people can be then used to secure the accompanying person of the seated skier who can be active during the evacuation also when the safety rail is open It is indispensable to secure the accompanying pers...

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