RJ MOBILITY LTD. BARRETT 7H & 10H TECHNICAL MANUAL THE WHEELCHAIR THAT MAKES LIFE EASIER This Technical Manual will ensure that the wheelchair is maintained to the required standard and is for use by trained personnel only.
This Technical Manual contains important information regarding maintenance of the Barrett Foldaway Wheelchair thus ensuring its safe operation. Please make sure that you understand all instructions thoroughly. It is recommended that maintenance is undertaken at six monthly intervals for a wheelchair that is in constant daily use. The safety of the wheelchair user is paramount.
CONTENTS SECTION 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 USER CATEGORIES SPECIFICATIONS WHEELCHAIR DIAGRAM MAINTENANCE CHECKS TOOL REQUIREMENTS UPHOLSTERY ARMRESTS FOOTRESTS BRAKES PUSH HANDLES LOCKING LINKS AND CROSSBRACES CASTORS WHEELS QUICK RELEASE WHEEL ELEVATING LEGREST ARMREST OUTRIGGERS RECLINING BACKREST DETACHABLE TRAY BAR710TECHC
SECTION 1: USER CATEGORIES 1.1 USER CATEGORIES FOR THE BARRETT FOLDAWAY MODEL 7H SELF-PROPELLING WHEELCHAIR A1. Occupant with all limbs intact and having the ability to co-ordinate both arms and hands with sufficient strength to self-propel and control the wheelchair safely and maintain an upright seating position. A1/2.
SECTION 2: SPECIFICATIONS Model 7H Model 10H 1. Overall length 109cm (43") 109cm (43") 2. Overall width 64cm (25") 57cm (23") 3. Folded length 84.5cm (33") 75cm (291/2") 4. Folded width 28.5cm (111/2") 28.5cm (111/2") 5. Folded height 50cm (191/2") 50cm (191/2") 6. Maximum weight 18kg (40 lb) 17kg (37 lb) 7. Weight less armrest 14.5kg (32 lb) 13.5kg (30 lb) and footrests 8. Seat plane angle 10 degrees 10 degrees 9.
SECTION 3: WHEELCHAIR DIAGRAM 3.1 BARRETT FOLDAWAY MODEL 7H WHEELCHAIR PUSH HANDLE 13 ARMREST LOCATION BRACKET 14 1 ARMREST BRAKE LEVER 12 REAR LOCKING LINK ASSEMBLY 11 BACKREST RELEASE KNOB 10 REAR WHEEL TIPPING LEVER FRONT LOCKING LINK ASSEMBLY 2 3 FOOTREST ASSEMBLY 9 8 FOOTPLATE HEIGHT ADJUSTER CLAMP 4 HANDRIM 7 5 6 FOOTPLATE ANGLE ADJUSTER NUT FRONT CASTOR 3.
SECTION 4: MAINTENANCE CHECKS 4.1 4.1.1 4.1.2 4.1.3 4.1.4 4.1.5 4.1.6 4.1.7 4.2 4.2.1 4.2.2 4.2.3 4.2.4 Open the wheelchair, all movements should be free throughout the folding range. Examine the seat and backrest fabrics for wear, damage or staining. Examine retaining screws for tightness and general condition. (See Section 6) Examine armrest pads for wear or damage and tightness of attachment screws. (See Section 7) Examine armrest panels for damage.
SECTION 5: TOOL REQUIREMENTS Spanners: 15/16 inch or 24mm AF 5/16 inch Whitworth 10mm AF 19mm AF 19mm AF Socket and Driver 7/16 inch AF Castors Legrest clamp Heel Loop Wheel nuts Wheel nuts General Allen key: 3/16" AF Locking Links Pozidrive Screwdriver Upholstery Avdel Nutsert rivet tool Upholstery Loctite thread locking compound - Grade 241 Castors & Wheels Torque Wrench (minimum operating range: 10 lbs/ft - 13Nm) General Small Pliers General Light/Soft Head Hammer General Light oil - e.g.
Page 1 of 2 SECTION 6: UPHOLSTERY 6.1 Diagram BACKREST FABRIC SEAT FABRIC REINFORCING BARS SF176 MB X 20 LONG RAISED COUNTERSUNK SCREW F102 NO.8 FLANGED SCREW CUP F101 M5 AVDEL UNF NUTSERT 6.2 Parts List RJ No Seat Fabric Ninian Ambla Ninian Ambla 15 x 17 inch 38cm x 43cm 17 x 17 inch 43cm x 43cm SF61 SF63 Backrest Fabric Ninian Ambla Ninian Ambla 15 x 17 inch 38cm x 43cm 17 x 17 inch 43cm x 43cm SF62 SF64 M5 x 20 long, raised countersunk screw F102 No.
Section 6 Page 2 of 2 6.3 Inspection Fabric: Check for staining, wear, tear and stitching. Check nut inserts in frame for security and stripped threads. Check securing screws for bending and stripped threads and burrs. Cushions (if fitted): Check cushions for staining, wear, tear and stitching. Check Velcro attachment tabs are present and secure. Check Velcro on frame is present and secure. 6.4 Fabric Removal If the Nutserts need replacement, use Avdel recommended tooling. 6.
SECTION 7: ARMRESTS Page 1 of 3 7.1.1 Diagram (Non-Domestic) ARMREST ASSEMBLY SP402 L/H ARMREST PAD M170 403 R/H PANEL SF232 TUBE PLUG M5 TUBE PLUG M5 NO. 12 X 1 1/4 POZIPAN AB SELF TAPPING SCREW ZINC PLATED F111 ARMREST FRAME SF165 7.1.2 Parts List (Non-Domestic) RJ No Armrest Assembly complete - Left - Right SP402 SP403 Armrest Pad Black M170 No.
7.2.1 Diagram (Domestic) Section 7 Page 2 of 3 ARMREST ASSEMBLY SP364 ARMREST PAD M41 PANEL SF232 TUBE PLUG M5 TUBE PLUG M5 M6 x 30 RAISED CSK POZI MACHINE SCREW ZINC PLATED 0755 ARMREST FRAME SF214 7.2.
7.3 Inspection Section 7 Page 3 of 3 Check armpad for excess wear or damage. Check armpad is secured to frame. Check side panel is not damaged. Ensure armrest locates in rear bracket on push handle when fitted to wheelchair. 7.4 Armrest Pad The armrest pad is secured to the armrest frame with three screws whilst the domestic armrest pad is secured to the armrest frame with two screws. Removal of the screws releases the pad. Secure the pad with the attachment screws to refit. 7.
Page 1 of 2 SECTION 8: FOOTREST HANGER ASSEMBLY SP406 L/H 407 R/H 8.1 Diagram 5/16 INCH LOCKING NUT ZINC PLATED F21 5/16 INCH WASHER ZINC PLATED F22 5/16 X 1 1/4 INCH BOLT, ZINC PLATED F20 CLAMP ASSEMBLY M102 HEEL LOOP ASSEMBLY TSD 114 69/2 M6 X 35 HEX HD SCREW F126 M6 PLAIN NUT F222 FOOTPLATE ASSEMBLY 306 L 307 R NO. 4 X 1/4 POZIPAN TYPE SELF TAPPING SCREW ZINC PLATED 0456A (NOT SHOWN) SPRING TSD 1349 NOT SHOWN 8.
8.3 Inspection Section 8 Page 2 of 2 Check that footrest assembly locks into position forward and backward. Apply light grease to swivelling end. Ensure that stem clamp holds footplate in position. Ensure that footplate will remain in vertical position when required. Ensure no sharp edges/burrs which could injure user. 8.4 Footrest Removal Remove the footrest assembly from the wheelchair by lifting and rotating the hanger section.
SECTION 9: BRAKES 9.1 Diagram Page 1 of 2 BALL KNOB KB5/125 BRAKE ASSEMBLY SP203 2BA WAVE WASHER F29 1/16 X 1/2 SPLIT PIN F50 SPRING SF233 2BA BRASS WASHER F29 2BA BRASS WASHER F29 NO. 10 UNF NYLOC NUT ZINC PLATED F24 NO. 10 UNF NYLOC NUT ZINC PLATED F24 NO. 10 UNF X 5/8 BOLT ZINC PLATED F13 1/4 UNF FULL NUT ZINC PLATED F26 BRAKE SHOE SF174 9.
9.3 Inspection Section 9 Page 2 of 2 Check ball knob for security. Check levers for distortion. Check brazed joints for cracks. Check pivot shafts for distortion. Replace pivot bolts if necessary due to excessive wear. Ensure no oil/grease on brake pad. 9.4 Brake Assembly Removal Remove the two 1/16 inch Split Pins on the Brake Pivot Shafts to remove the Brake Assembly and 2BA Wave Washers. 9.5 Brake Assembly Fitting Fit Brake Pivot Shafts through the bushes on the frame.
SECTION 10: PUSH HANDLES Page 1 of 2 10.1 Diagram PUSH HANDLE ASSEMBLY SP404 L/H 405 R/H HAND GRIP M57 M5 X 45 HEX HEAD BOLT ZINC PLATED F11 M6 SELF LOCKING THIN NUT ZINC PLATED P80 10.
10.3 Inspection Section 10 Page 2 of 2 Check each push handle for evidence of bending. Check each push handle for evidence of cracking through nutsert holes. Check handgrip is secure. Check for free movement of plunger. Lubricate with light oil. Check that plunger locates in the hole at rear of the side frame. Ensure nyloc nut still grips thread. 10.4 Push Handle Removal Unscrew 4 off 2BA countersunk screws holding the seatback upholstery to the Push Handle Assembly. Unscrew M6 nut and withdraw the bolt.
SECTION 11: CROSSBRACE ASSEMBLY Page 1 of 3 11.1 Diagram CROSS BRACE ASSEMBLY SP205 17" SP206 15" M6 LOCKNUT P80 1/4 NYLON WASHER F86 M6 x 25 HEX HEAD SET SCREW ZINC PLATED F124 M6 LOCKNUT P80 M6 x 35 HEX HEAD BOLT ZINC PLATED F126 1/4 NYLON WASHER F86 1/4 NYLON F86 M6 LOCKNUT P80 M6 x 40 HEX HEAD SET SCREW ZINC PLATED F207 1/4 NYLON WASHER F86 M6 x 25 HEX HEAD SET SCREW ZINC PLATED F124 There are two Cross Brace Assemblies in this wheelchair which have identical parts. 11.
Section 11 Page 2 of 3 11.3 Inspection Check Cross Braces for bending and evidence of cracks around pivot holes. Check each tab on the sideframes for evidence of bending, elongation or worn holes, and cracks in brazing or tubing. 11.4 Cross Brace Assembly Removal Remove the two 1/4 UNF set screws securing the Cross Brace Assembly to each sideframe. 11.5 Cross Brace and Locking Link Assembly Fitting Fit two 1/4 UNF set screws to secure the Cross Brace Assembly to each sideframe.
Section 11 Page 3 of 3 11.7 Parts List RJ No Locking Link Assembly 17" complete with fasteners SP207 Locking Link Assembly 15" complete with fasteners SP208 M6 X 25 hex head set screw, zinc plated F125 M6 self-locking thin nut, zinc plated F130 1/4 Diameter Nylon plain washer F86 11.8 Inspection Check Locking Link for security of thumb catch and correct operation.
SECTION 12: CASTORS 12.1 Diagram 190mm NARROW PROFILE M19B 190mm WIDE PROFILE M171 45 EFFECTIVE HEIGHT 235 M14 X 22 LONG 140 SWIVEL RADIUS 27 190 78 235 EFFECTIVE HEIGHT 23.95mm A/F HEXAGON 10 190 M14 X 2 PITCH 23.95mm A/F HEXAGON 22 11.00 45 10 12.2 Parts List RJ No 190mm narrow profile MCP M19B 190mm wide profile MCP M171 12.3 Inspection Check for excessive wear in crown bearings and wheel spindle. Replace castor if necessary. Check condition of stud which screws into frame.
SECTION 13: WHEELS Page 1 of 2 13.1 Diagram 315mm (121/2") PLASTIC WHEEL AND AXLE ASSEMBLY M194 46cm (18") WHEEL AND AXLE ASSEMBLY M17-B 13.2 Parts List RJ No 315mm (12 1/2") plastic spoked wheel with axle and puncture proof tyre M194 46cm ( 18") diameter spoked wheel with axle, pneumatic tyre and handrim M17-B 46cm (18") diameter pneumatic tyre 18TYR 46cm (18") diameter pneumatic tube 18TUB 46cm (18") diameter rim band tape 18TAP Handrim suitable for 46cm (18") diameter wheel WAWW563B 13.
13.5 Wheel Fitting Section 13 Page 2 of 2 Hold the hexagon section of the axle between the wheel and the wheelchair frame. Apply LOCTITE Thread Locking Compound Grade 241 to the M12 Thread and tighten the M12 nut to a torque of 30 to 35 lbs/ft (40 to 47 Nm) to secure the wheel to the wheelchair. 13.6 Tyre Fitting Fit a strong rim tape and check that the inside of the tyre and the rim well are clean.
Page 1 of 2 SECTION 14: QUICK RELEASE WHEEL 14.1 Diagram 16MM X 1MM THIN NUT, ZINC PLATED 12MM QUICK RELEASE BUSH WHLQRB12 12MM QUICK RELEASE AXLE WHLQRAX12 QUICK RELEASE AXLE AND BUSH 14.
14.4 Wheel Removal Section 14 Page 2 of 2 TIPPING LEVER PRESS WHEEL HUB SPOKES OMITTED FOR CLARITY Ensure the brake is not applied. With one hand hold the frame of the wheelchair and with the other hand hold the spokes surrounding the hub and fully depress the centre button pulling the wheel away from the wheelchair axle bush and releasing the centre button. 14.5 Wheel Fitment Lift the frame with one hand and the wheel in the other hand.
SECTION 15: ELEVATING LEGREST Page 1 of 2 15.
15.3 Inspection Check Check Check Check Check Section 15 Page 2 of 2 heel loop for security. Nuts should be tightened to 10 lbs/ft (13 Nm). pivot bolt for wear. calf pad for wear/damage. adjustment rod for bending. footplate maintains set position. 15.4 Elevating Legrest Removal Remove the footrest assembly from the wheelchair by lifting and rotating the hanger section. Release stem clamp and withdraw footplate and stem. Release nuts securing calf pad and remove.
SECTION 16: ARMREST OUTRIGGERS 16.1 Diagram ARMREST ASSEMBLY SP201 ARMREST ASSEMBLY SP364 (DOMESTIC) 2BA X 3/8 POZI PAN MACHINE SCREW ZINC PLATED F145 OUTRIGGER TAB SF305 M6 X 65 BOLT X 2 1/2 ZINC PLATED F266 ARMREST SOCKET ON SIDE FRAME EXTENSION SOCKET SF307 BORE SPACER M6 NUT ZINC PLATED P80 16.2 Parts List RJ No Armrest Socket Extension Assembly Armrest Outrigger Tab M6 x 65 Bolt zinc plated M6 Nut zinc plated 2BA x 3/8 Pozi Pan Machine Screw zinc plated SF307 SF305 F144 P80 F145 16.
SECTION 17: RECLINING BACKREST Page 1 of 2 17.1 Diagram RECLINING BACKREST ASSEMBLY G104 HANDLE G142 RATCHET PULL ROD G144 LEFT OR RIGHT - STATE BACKREST HEIGHT BACKREST TUBE G104 SPRING G141ND M6 X 40 HEX HD BOLT ZINC PLATED F207 10 UNF NYLOC NUT ZINC PLATED F24 M6 NYLOC NUT ZINC PLATED P80 6MM WING NUT CHROME F58 M6 X 45 HEX HD BOLT ZINC PLATED F11 RATCHET PLATE G140 M6 NYLOC NUT ZINC PLATED P80 17.
17.3 Inspection Section 17 Page 2 of 2 Check quadrant for distortion wear and cracks. Check quadrant peg for bending and worn threads. Check pull release bars for bending. 17.4 Reclining Backrest Dismantling Release wingnuts on quadrant brackets. Release bolts securing backrest tubes to wheelchair side frames. 17.5 Reclining Backrest Re-assembly Fit backrest to side frames. Tighten Nyloc nuts so that backrest moves freely without excessive play. Slide quadrant over peg and fit wingnuts.
SECTION 18: DETACHABLE TRAY 18.1 Diagram TRAY BRACKET GWD 838 TRAY GWD 837 A C B TRAY BRACKET SF316 18.2 Parts List GWD No Tray Bracket - left - right RJ No SF316L SF316R Tray 837 Tray Bracket 838 18.3 Inspection Check for damage to the tray, particularly for wooden splinters. Check security of attachment screw ‘B’ and check tray attachment screws for security. Check all adjustment knobs are present, undamaged and hold tray at the required position. 18.4 Assembly Remove plastic bung ‘A’.
TECHNICAL MANUAL AMENDMENT RECORD ISSUE SECTION DATE AMENDED COMMENTS