Convaid Trekker User Manual Download Page 3

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Table of Contents

Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Contents in the box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

How to remove chair from box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

Preparing the chair for use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

Unfolding the chair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Folding the chair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Folding/unfolding the seating module . . . . . . . . . . . . . . . . . . . . . . . .7

Installing seating module onto mobility base . . . . . . . . . . . . . . . . . . .8

Removing Seating Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

Installing Seat Module in Remove Configuration . . . . . . . . . . . . . . . .9

Reversible seating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Removing seating module from mobility bas . . . . . . . . . . . . . . . . . .11

Back height . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Back height adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Seat depth adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

Seat width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

H-harness with padded covers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Pelvic positioning belts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Depth adjustable crotch strap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Foot support height adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

Foot positioners . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Recline adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

Tilt-in-space adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

Push handle adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19

Wheel lock operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Two-point positioning belt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

Three-point positioning belt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

Four-point positioning belt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

Medical Neccessity under storage basket . . . . . . . . . . . . . . . . . . . .21

Attach Ventilator/Suction/Hardtray . . . . . . . . . . . . . . . . . . . . . . . . . .21

Head support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

I.V. Pole . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

Laterals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23

Universal Bracket Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24

Adjustable Headwing Headrest Instruction . . . . . . . . . . . . . . . . . . .25

Hip Guides . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26

Oxygen Tank Holder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

Pomnel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

Legrest Extension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

LTV Vent Holder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

Utility Bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

Shoe Holder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

Caster Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

Anti-Tip Tubes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

Removing User From Chair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

Extended Strap Vest (Butterfly Harness) . . . . . . . . . . . . . . . . . . . . .30

Upper Extremity Support Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

Calf Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

Attach Canopy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

Transit models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32

Transportation mode instructions . . . . . . . . . . . . . . . . . . . . . . . . . . .33

Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

Removal & installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

Maintenance, operating & safety instructions . . . . . . . . . . . . . . . . .35

Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Back cover

Setting Up

Fitting Guide

Wheels

Transit Models

Important Information

Operations

Accessories

Summary of Contents for Trekker

Page 1: ...______________________________________ PROVIDER THIS MANUAL MUST BE GIVEN TO THE USER OR USER S CARETAKER OF THIS DEPENDENT MOBILITY BASE USER READ THIS MANUAL BEFORE USING THIS DEPENDENT MOBILITY BASE AND SAVE FOR FUTURE REFERENCE 2830 California Street Torrance CA 90503 Toll free in the US 1 888 CONVAID 266 8243 Phone 310 618 0111 Fax 310 618 8811 Email sales convaid com International Email inte...

Page 2: ... the prior written consent of Convaid Customer Service Support Toll Free 1 888 Convaid 266 8243 Phone 310 618 0111 Fax 310 618 8811 Email custservice convaid com International Email international convaid com Website www convaid com Technical assistance or repair information hours are Monday Friday 6 a m to 4 30 p m PST Before Calling Please fill in the following Customer Service will be able to he...

Page 3: ...dle adjustment 19 Wheel lock operation 19 Two point positioning belt 20 Three point positioning belt 20 Four point positioning belt 20 Medical Neccessity under storage basket 21 Attach Ventilator Suction Hardtray 21 Head support 22 I V Pole 22 Laterals 23 Universal Bracket Installation 24 Adjustable Headwing Headrest Instruction 25 Hip Guides 26 Oxygen Tank Holder 27 Pomnel 28 Legrest Extension 28...

Page 4: ...act your Convaid provider If you do not follow all instructions and warnings damage to the chair or serious injury may occur DEFINITION OF SYMBOLS WARNING The word WARNING and or the symbol shown above indicates practices that are unsafe or dangerous and could result in serious injury or death to the occupant of this chair or others WARNING READ INSTRUCTION MANUAL Additional symbols are defined th...

Page 5: ...t of TR12 TR12T 75lbs TR14 TR14T 110lbs Maximum occupant size plus any items carried When using the chair in transit all accessories must be removed from the chair and secured separately WARNING To reduce the risk of an accident ALWAYS carefully read the User Guide and get comfortable operating the chair ALWAYS watch for obstacles and avoid them as often as possible MAKE SURE that the chair operat...

Page 6: ...learance with the storage basket is 2 2 WARNING Do not go up or down stairs without the assistance of another person or with user in the chair If devices such as ramps or elevators are available please use them If they are not available then the chair should be carried over the o bstacle by two people without the user in the chair WARNING Pay particular attention when on slopes and inclines to pre...

Page 7: ...ive car seat If your chair is equipped with the transit option refer to the transitsection in this man ual regarding use of this chair for transit WARNING Never use this chair on an escalator because the chair may tip over WARNING Many of the screws bolts and nuts used on this chair are specialized or high strength fasteners Only use fasteners purchased through Convaid or a Convaid service dealer ...

Page 8: ...your order is complete Chair Set Up Adjustment Tools needed 5 32 Allen wrench 7 16 Wrench 3 8 Wrench Phillips Screwdriver Once you have all components as ordered the directions for use in this User Guide will guide you through the process of preparing the chair for use Convaid recommends the initial fitting adjustments and set up take place with the help of your Convaid Representative and or Conva...

Page 9: ... leg rest if equipped and bring to a vertical position Fig 3 6 Adjust push handle as needed by pushing on the grey detent buttons Fig 4 Unfolding instructions without seating module 1 Unbuckle and release closure strap 2 Replace rear wheels if they have been removed confirm that the wheels are all the way in and that you have heard the click confirming securement on the axle 3 Standing behind the ...

Page 10: ...he Chair The Trekker Chair can be folded into a compact mode that is ideal for transport and storage The frame will fold with or without the seating module installed Folding action may be limited when Positioning equipment installed Folding Instructions with seating module in place 1 Adjust the push handle downward Fig 5 2 Fold the seat back forward by pulling on the recline cord and pushing the s...

Page 11: ...ile holding the back on the push handle pull on the recline cord Make sure you are pulling from the center of the pull strap Fig 14 3 Fold the seat back forward then release recline cord Folding may be limited by positioning components and position of elevating leg rest Fig 15 Unfolding 1 To unfold pull the recline cord while holding on the center of the pull strap 2 Move the seat back to the upri...

Page 12: ...e holding the seat base lock bar Fig 19 20 in the open position Approach the docking platform on the base holding the seating module at an approximate 45 degree angle Fig 17 4 Face seating module in forward configuration and align seat docking hooks on the back tube of the docking platform 5 Push safety lock release lever and engage to seat base lock bar REMEMBER When seating module is removed and...

Page 13: ...d Back System Tilt Cable tie downs Check Tilt Adjustment Lever 1 Plug the cable end into the adjustment barrel 2 Make sure the chrome cable end is fully seated inside adjustment barrel Push In Cable on the tilt adjustment lever be pulled loose or dislodged during transport and or initial assembly Please check the following cable position Tilt Cable End out of position ...

Page 14: ...the seating system 2 Reverse base and align seat docking hooks on the back tube of the docking platform 3 Pull on the safety lock release lever and engage to seat base lock bar Anterior Tilt Limit Stop Lever Docking Hooks Fig 25 Fig 26 Fig 27 Removing Seating Module 1 Adjust back to upright position Seat module MUST be parallel to the floor 2 Push Safety Lock release lever 3 Lift seating module re...

Page 15: ...rsible Seating____________________ Note To install the seating module onto the mobility base in the reverse position follow instructions above but install module facing the reverse direction Some foot support settings can cause the foot support to interfere with the rear brake when the module is facing the reverse direction Trekker Seat Bottom View Components Spring Cable Clamp Upper Propeller Adj...

Page 16: ...pan is parallel to the floor 5 Hold seat base lock bar Fig 32 and push safety lock release lever Fig 33 6 Lift seat module release bar 7 Once seat base lock bar is released push on the upper back to release seating module from docking platform on the mobility base Fig 34 8 Lift seating module from the base Safety lock Removal from base Safety Lock Seat module release handle Removing Seating Module...

Page 17: ...d set up take place with the help of your Convaid Representative and or Convaid Service Dealer The back height varies according to chair size A head support is available when extra height is needed to support the head To determine the back height measure from the seat to the upper portion of shoulder Fig 35 Seat back height Back Height Fig 35 1 Loosen the two back plate adjustment knobs Fig 36 2 L...

Page 18: ...esired depth Fig 41 6 Tighten the adjustment knobs Fig 40 and any accessories loosened in step 4 Seat Depth Adjustment WARNING Do not place user on the chair while seat adjustments knobs are loosened Make sure they fully tightened before placing user on the chair Seat depth adjustment Fig 40 Fig 41 Fig 39 Measure from the most posterior portion of the buttocks to the back of the knee Subtract from...

Page 19: ...ulled loose or dislodged during transport and or initial assembly Please check the following cable positions Check Tilt Adjustment Lever 1 Plug the cable end into the adjustment barrel 2 Make sure the chrome cable end is fully seated inside adjustment barrel Upper Propeller not aligned at 90 Upper Propeller not aligned at 90 Tilt cable out of position Tilt cable out of position Push In Upper Prope...

Page 20: ...to the desired tightness Fig 45 Proper support adjustemnts can be made by tightening or loosening the straps on the harness H Harness with Padded Covers Fig 44 Fig 45 Fig 43 Provided Slots on Back Panel Pelvic Positioning Belts WARNING Positioning belts should never be used as a safety restraint device in a motor vehicle when transporting chair with occupant An additional WC19 compliant automotive...

Page 21: ...ot support settings can cause the foot support to interfere with the front casters Trekker foot support is height adjustable To determine the correct seat to foot support height measure from the back of the knee to the bottom of the heel Fig 47 Fig 47 For additional range 1 Using a 5 32 allen wrench and a 7 16 wrench remove the two screws connecting bracket from footplate Fig 50 2 Rotate connectin...

Page 22: ... converted to an ankle strap To convert into an ankle strap remove left buckle and secure the loose end of the strap Wrap the right strap around the ankle and fasten the buckle Fig 51 54 Fig 52 Fig 51 Remove buckle Fig 52 Secure loose end of strap Foot Positioners To attach the positioners thread the strap through top of foot support and bolt to underside of foot support using a 3 8 wrench and Phi...

Page 23: ...and on the top of the back and while holding the recline cord adjust the back to the desired recline angle and release the pull strap 5 Confirm that the recline lock pins are fully engaged on both sides 6 Replace user to relaxed position Release wheel locks WARNING Engage the wheel locks prior to adjusting recline angle WARNING Check to confirm that recline lock pins are fully engaged prior to use...

Page 24: ...ith a tilt in space mechanism The tilt in space range in the Trekker is 5º anterior to 45º posterior WARNING In preparation to operate the tilt Always verify that the arms of the user are stable and within the seat base Always verify that the user s legs are stable and on the foot support Never place hands feet or foreign objects into the tilt mechanism area Never add chair accessories that are no...

Page 25: ...ls Push the wheel lock bar downwards and roll the wheelchair slightly back or forward so that the lock pins can engage into the hub lock disk Fig 63 WARNING Do not use excessive force or stand on wheel lock bar Locking Unlocking Wheel Lock Operation Fig 63 Fig 64 To Unlock Wheels To disengage the wheel lock pull the wheel lock bar upwards with your toe Fig 64 WARNING When mobility base is in rever...

Page 26: ...de to release buckle and pull away from each other WARNING H Harness Positioning Belts Use positioning belts ONLY to help support the occupant s posture Improper use of these belts may cause severe injury to the occupant 1 Make sure the occupant does not slide down in the wheelchair seat 2 The belts must be snug but not too tight You should be able to slide your open hand flat between the belt and...

Page 27: ...steps tilt the chair onto the rear wheels When going down a curb approach the curb backwards Lower the rear wheels down the curb and continue backwards taking the weight off the front wheels so they can be gently lowered When going up a curb or step face forward and tilt the chair back to lift the front wheels over the curb Move forward and lift the rear wheels over the curb The Trekker curb clear...

Page 28: ...rdware has been loosened move the head support up or down as needed Fig 74 4 Secure the mounting hardware adequately and replace cover Fig 71 Optional Feature The folding I V pole offered on the Trekker accomodates the user when intravenous fluids medication or G tube feeding are necessary Fig 75 1 The pole easily secures to the Trekker by clamping the pole mount to 1 1 8 tubing on side frame Fig ...

Page 29: ...a 5 32 L wrench key and 7 16 wrench driver and re attach with laterals with out washer Note DO NOT USE center slot To Remove 1 Remove Back Cushion 2 Use 7 16 wrench driverto loosen hardware 3 Loosen button head bolt and washer from height adjustable back 4 Repeat on opposite side To Install 1 Remove Back Cushion Fig 83 2 Remove bolt and washer from back pan Fig 84 3 Attach lateral support and inse...

Page 30: ...prior to attaching the universal plate Fig 87 3 Orient the universal plate to match the holes of the headrest hardware Fig 88 4 Partially thread the screw onto the plate but do not tighten 5 Repeat steps 1 to 3 for the other three attachment screws 6 Using a 5 32 allen wrench tighten all four attachment screws 1 2 3 3 Nylon Washers 4 Fig 86 Fig 88 Fig 87 Fig 90 Fig 89 90 degree rotated ...

Page 31: ... plate 3 Note that the locking screw of the right hand side is on the top portion of the pivot hinge The locking screw of the left hand side is on the bottom portion of the pivot hinge 4 Using a 5 32 allen wrench loosen the screw 5 Rotate the adjustable wings of the headrest to the desired location 6 Use a 5 32 allen wrench to tighten screw 7 Repeat steps 4 to 6 for the other side Fig 91 ...

Page 32: ...e desired depth and retighten Fig 97 To Remove 1 Remove Seat Cushion 2 Remove the two adjustment knobs on the underside of the seat pan by twisting loose 3 Remove bolt and re install bolt into designated holes on seat pan 4 Replace the two adjustment knobs and tighten Repeat on opposite side Height Adjustment 1 Remove Seat Cushion 2 Using 7 16 nut driver remove the bolt and nut Fig 92 Fig 93 Fig 9...

Page 33: ...ank holder Fig 105 2 Secure with the upper strap by buckling tight repeat bottom buckle Fig 106 3 Confirm the strap is secure To Install 1 Remove Seat Cushion Fig 99 2 Remove the two adjustment knobs on the underside of the seat pan by twisting loose 3 Remove bolt add the Hip the Hip guide and re install bolt into designated holes on seat pan 4 Replace the two adjustment knobs and tighten Fig 100 ...

Page 34: ...h 1 Hook clasps onto straps Caution Do not overload bag Legrest Extension 1 Place your hand on the push button located at the knee joint Fig 109 2 Depress the push button to adjust lower extremity to design angle and release button Fig 110 Fig 109 Fig 110 Fig 114 Pommel 1 Loosen knob 2 Fully insert pommel into designated slot at the front center of the seat pan Fig 108 3 Tighten knob Fig 107 Fig 1...

Page 35: ...ps in reverse order Anti Tip Tubes Fig 120 Fig 121 Fig 122 1 Engage caster lock by pushing the caster lock down Fig 119 2 To disengage the caster lock push the bottom portion of caster lock Fig 119 Push down to engage Caster Lock Push here to disengage Caster Lock Fig 119 1 Thread the 3 Bar Slide onto the strap with the curved side down Feed the strap through the molded strap slot If you have the ...

Page 36: ... trays are great for feeding and for trunk stabilization 1 Insert tray into tray mounting bracket Fig 123 2 Push indent pin into mounting tray to secure Fig 124 Upper Extremity Support Tray Fig 123 Fig 124 Note Seat depth minimum range is reduced by 1 when tray is attached Note Minimum seat depth or lowest lateral position may interfere with tray positioning To avoid interference between lateral a...

Page 37: ...Fig 125 2 Attach Velcro straps around Footrest Extension Tube Position Calf Panel across chair and attach Velrco Straps around opposite Footrest Extension Tube Fig 126 127 Attach Canopy 1 Rotate push handle down Fig 128 129 2 Insert canopy rod into socket tubes located on the sides of the back pan 3 Rotate handle to desired position Fig 130 ...

Page 38: ...ard aft movement of the chair 6 Wheelchair restraint manufacturers instructions must be followed precisely to ensure intended performance Note Storage basket must be removed during trans port in bus or van except when medically neccessary Note Convaid strongly recommends the use of all Transit Required Accessories during transportation in a motor vehicle which include the H harness with 3 point pe...

Page 39: ...uring transit chair must be forward facing with the seating module in the forward facing position on the mobility base with the storage basket removed Using the Trekker Chair for Transportation in Motor Vehicles The Transit Model Trekker is for transporting users in motor vehicles when it is equipped with the OPTIONAL Transit feature and used in accordance with these instruc tions The chair MUST b...

Page 40: ... wheel 3 With the same hand pull outward on the wheel to remove it from the chair To install the wheels 1 Make sure the wheel lock lever is released wheel lock bar up 2 Hold the axle and wheel Align the wheel with the axle on the chair Fig 132 3 Slide the wheel as far as possible onto the axle until you hear a click Fig 133 4 Confirm that the clip has secured the wheel to the axle by pulling outwa...

Page 41: ...set aside for recycling Intended Use Convaid s Trekker is a lightweight non rigid high strength aluminum wheelchair with a tilt and recline mobility system for everyday indoor and outdoor use on flat firm terrain The Convaid Trekker is an attendant propelled device its intended function and use is to provide mobility to per sons with physical disabilities who are frequently or permanently non ambu...

Page 42: ...s see maintenance chart on page 28 Do not use chair after occupant has outgrown it Do not ignore minor malfunctions and maintain the chair in good operating condition Monitor the wheel locks brakes regularly see maintenance chart on page 28 If and whenever possible and feasible the rider should transfer out of the chair and into an approved vehicle seat and passenger restraint system However if a ...

Page 43: ... since low air pressure may affect brake ability b Axles and Moving Parts Axles and moving parts should be wiped off WEEKLY with a slightly moist cloth to remove dust dirt and mud Sparingly apply a high quality Teflon spray after each cleaning Do Not use WD 40 silicone sprays or other lubricant sprays as they will attract dust and dirt c Repair or replace loose worn bent missing or damaged parts b...

Page 44: ...ded If the chair is used in salt water environments corrosion may occur In the event of salt water exposure the frame should be wiped off with a moist towel as soon as possible Water and a soft cloth are sufficient Lubricant should be reapplied to all moving parts MAINTENANCE CHART Weekly Every 3 months Every 6 months As necessary Rims tires and tire pressure Wheel locks and hand brakes Accessorie...

Page 45: ... fabric Use gentle cycle and cold water Hang Dry Parts that are permanently attached may be wiped vigorously with a moist cloth Allow sufficient time to dry before placing user in chair Storage Store your chair in a clean dry area and avoid extended exposure to moisture After extended storage periods and before reuse the entire chair needs to be serviced cleaned and disinfected Re use Your Convaid...

Page 46: ...mate of the cost and if necessary shipping instructions for the return of the chair for repairs Functional Tests All four wheels should make contact with the floor With the chair empty push it forward on a smooth level surface with enough momentum to travel six feet 2 m The chair should not veer to the left or right more than six inches 15 cm Wheels should be free running Following the fold unfold...

Page 47: ...NOTES 43 ...

Page 48: ...ory Warranty Period Frame Lifetime of original retail buyer Other components One year Fabric webbing One year This warranty does not cover normal wear and tear or damage caused by accident or misuse To exercise this limited warranty the user should first obtain a Return Authorization Number from Convaid s customer service The product must be delivered charges pre paid UPS recommended to the factor...

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