Drive Medical ENIGMA SD2 User guide

Enigma SD2 Wheelchair Owners Handbook

Page 1 of 20 Part Code: Z15997 (Rev A)

ENIGMA SD2 WHEELCHAIR

Enigma SD2 Wheelchair Owners Handbook

Page 2 of 20 Part Code: Z15997 (Rev A)

1 . C O N T E N T S

1. Contents

2. Introduction

3. Parts Description

4. Adjustment Features

5. Folding Back Mechanism

6. Disassembly and Folding

7. Using the Stepper Tube

8. Brake Operation

9. Lap Belt Operation

10. Using the Wheelchair in a

Vehicle.

11. Tyre Pressure & Inflation

12. Installing a Powerpack

13. Elevating Legrests &

Amputee Pads (Optional)

14. Care and Maintenance

15. Specification

16. Warranty

2 . I N T R O D U C T I O N

The Enigma SD2 wheelchair is designed for occasional or

frequent use, and can be used indoors and outdoors. The

wheelchair is designed for a single user of up to 135kg (21

stone). The frame can accommodate either 24” self propel

wheels or 12½” transit wheels.

The wheelchair can be manually moved in forward or reverse

and is propelled either by the wheelchair user or a carer,

depending upon the model of wheelchair in use.

All Enigma wheelchairs are manufactured to the highest quality

and are CE compliant. Drive Medical is an ISO 9001 and ISO

13485 certified medical device manufacturer.

Enigma SD2 Wheelchair Owners Handbook

Page 3 of 20 Part Code: Z15997 (Rev A)

3 . P A R T S D E S C R I P T I O N

Above shows a transit model (SD2TS18).

This feature 12½” transit rear wheels

and attendant cable brakes.

Enigma SD2 Wheelchair Owners Handbook

Page 4 of 20 Part Code: Z15997 (Rev A)

Above shows a self-propel model (SD2SP18)

This features 24” rear wheels with handrims.

4 . A D J U S T M E N T F E A T U R E S

A number of adjustments may be made to the wheelchair to suit

a user’s individual requirements. Some standard tools are

required to make some of the adjustments.

Enigma SD2 Wheelchair Owners Handbook

Page 5 of 20 Part Code: Z15997 (Rev A)

i. Rear wheel

Self Propel Wheel

Caution: Ensure

fasteners are secure

after adjustment

Use the axle bracket (left) to alter

position of the rear wheel.

For vertical adjustment, remove

fasteners then reposition the axle

plate as required.

Replace fasteners. For horizontal

adjustment, remove the axle boss

and reposition in one of the 3

holes in the axle plate.

Transit wheel

(horizontal adjustment

only)

Remove the fasteners and

reposition axle bracket (not

shown) as required. Replace the

fasteners.

ii. Brake Adjustment (do not alter any other bolts on brake)

Adjustment is made to the brake by

loosening the Allen key bolt heads on

the brake clamp and by sliding the

brake unit along the frame. The

brakes will have to be readjusted if

the rear wheel position has been

altered.

Enigma SD2 Wheelchair Owners Handbook

Page 6 of 20 Part Code: Z15997 (Rev A)

iii. Upholstery Adjustment

This wheelchair features a tension adjustable back and

seat canvas. To adjust the tension, first remove the

cushion and then adjust the Velcro straps. Ensure the

straps are not too taut as this can damage the wheelchair.

iv. Leg rest adjustment

The leg rest height and footplate angle can be adjusted.

To alter the leg rest height, remove the two Allen head bolt

(the 2 bolts are shown by ‘B’ in the diagram on page 8).

Reposition as required, and then resecure fasteners. To

alter the footplate angle, loosen the allen head bolt on the

plastic footplate. Reposition as required then retighten bolt.

v. Back post height and angle adjustment

Angle adjustment: To adjust the back

post angle, remove nut and bolt (A) then

rotate the post to the required angle.

Reattach the nut & bolt to secure using

one of the predrilled holes in the bracket.

Height adjustment: To adjust the back

post height, remove nut and bolt (B)

then reposition the post at the required

height. Reattach the nut and bolt to

secure, using one of the predrilled holes

in the back post.

Enigma SD2 Wheelchair Owners Handbook

Page 7 of 20 Part Code: Z15997 (Rev A)

vi. Armrest adjustments

For comfort the armrest will flip

up, remove and has a height

adjustable arm pad.

To flip up the armrest, lift up

the front of the armrest whilst

pushing flipper (A).

To adjust the height of the

armpad, press button (B) on

the holder whilst adjusting the

pad height.

Press the button (B) on the

armpad to slide the armpad

forwards and backwards.

To remove the armrest, pull

plunger (C) whilst pulling the

armrest from the receiver.

vii. Anti-tip wheel height

Pull the washer (D) whilst

adjusting the height of the anti-

tip wheel.

Enigma SD2 Wheelchair Owners Handbook

Page 8 of 20 Part Code: Z15997 (Rev A)

Please note that adjusting the wheelchair will change its stability.

Different configurations will affect the stability of the wheelchair.

The wheelchair has been statically tested in its least stable

configuration at 10º (18%). It is therefore recommended that the

wheelchair is not used on gradients steeper than 10º (18%).

5 . H A L F F O L D B A C K M E C H A N I S M

The wheelchair has a half fold back

mechanism which has been

designed so that the wheelchair will

fit in to small spaces by reducing

the wheelchair height.

To fold the back, push in the black

lever using your thumb, whilst

pulling the push handle down. Then

repeat for the other side.

6 . D I S A S S E M B L Y A N D F O L D I N G

This wheelchair has a number of quick release components and

the wheelchair frame is easily foldable to facilitate a light carry

weight and minimize storage space.

Enigma SD2 Wheelchair Owners Handbook

Page 9 of 20 Part Code: Z15997 (Rev A)

Leg Rests. To attach the leg rest,

slide the leg rest on to the frame

as shown in the diagram. Then

swing the leg rest until it locks in

position.

To swing the leg rest, pull up the

looped catch (A) and swing the

leg rest in or out. When the leg

rest is swung out approximately

45º it may be removed.

Armrests - Please see previous section on Armrest

Adjustments (6.vi.) for details on removing the armrests.

Rear Wheels.

The rear wheels on the wheelchair can be easily removed for

transportation or storage. With one hand holding up the

wheelchair frame, the other hand should grip the centre of the

wheel, push the centre pin inwards and in the same movement

pull the wheel hub away from the wheel. To put the wheels back

the procedure should be reversed. Check that the wheel is

securely fastened before use by pulling the wheel and ensuring

there is no sideways movement.

Enigma SD2 Wheelchair Owners Handbook

Page 10 of 20 Part Code: Z15997 (Rev A)

Folding the wheelchair

The Enigma wheelchair has been designed with an easy fold

mechanism. To fold the chair, ensure that the leg rests are

locked in position and that the plastic footrests are flipped up.

Remove the seat and back cushions and remove the quick

release components if required.

Pull up in the centre of the front and rear straps of the tension

adjustable seat canvas and the wheelchair will naturally fold up.

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