LR Classic Chair
Contents
1. Go To Operation Section INSTALLATION INSTRUCTIONS for the LR Classic Chair SECTION REQUIREMENTS 1 PHYSICAL 1 2 ELECTRICAL REQUIREMENTS 1 SECTION Il INSTALLATION 1 UNPACKING THE CARTONS 2 2 UNPACKING THE CHAIR ai 2 3 INSTALLING THE CHAIR nun nennen 4 REMOVING CHAIR FROM PALLET 4 5 INSTALLATION OF PLATFORM 4 6 INSTALLATION OF STANDARD MAGNETIC HEADREST AND CUSHION 5 7 INSTALLATION OF CHAIR SEAT UPHOLSTERY 6 8 INSTALLATION OF CHAIR BACK UPHOLSTERY 6 9 INSTALLATION OF ARMREST wessisecssccaiavasssteansdtosdvansnestansadenerseeseuscssaracenstuanduooteontes 7 10 INSTALLATION OF OPTIONAL EQUIPMENT 7 SECTION Ill OPERATIONAL CHECKS 1 FOOT CONTROL OPERATION 8 2 MEMBRANE TOUCH PAD CONTROL 9 3 LIMIT SWITCH OPERATION AND 9 SECTION IV FINAL CHECK LIST FINAL CHECK LIST ee ee 11 003 1231 00 Rev Style F INSTALLATIONINSTRUCTIONS for the LR Classic Chair SECTION REQUIREMENTS 1 PHYSICAL REQUIREMENTS Before installing the chair ensure that the physical2. requirements are met See Figure 1 The chair should be at least 18 inches from the nearest wall cabinet or any permanent fixture when in the fully reclined position Note that the chair seat moves forward 4 1 2 inches as the base is raised situations we recommend securing the chair to the floor to prevent tipping 9 5 24 1 cm 21 6 om 16 IN 40 6 ie 7 Center line of chair rotation WARNING Mounting accessories my affect the stability of the chair In these 26 5 67 3 cm 14 5 36 8 cm BASE LOW LIMIT cm 19 5 49 5 cm 86 3 cm 44 5 113 0 cm Outline of Baseplate Base plate dimensions 24 61 cm wide x 34 2 ELECTRICAL REQUIREMENTS Before connecting the line cord to an appropriate receptacle make certain thatthe circuit is protected by a 15 amp circuit breaker for 120 VAC models or a 7 5 amp breaker for 240 VAC models Ensure that all wiring is grounded and all electrical codes are observed WARNING Potential shock hazard with possible personal injury To reduce shock hazard observe all electrical codes Figure 1 16 5 41 9 9 22 9 Center line of chair rotation Base lift travel 17 43 2 cm 0 5 depending on limit switch setting 26 5 67 3 cm 14 5 36 8 cm 12 5 17 0 31 8 cm 43 2 cm 86 3 cm long Ret
3. STANDARD MAGNETIC HEADREST The headrest height can be easily adjusted by simply pulling out or pushing in on the headrest CUSHION assembly The cushion is held to the headrest by magnet and can be positioned as desired wu HEIGHT ADJUSTMENT SWING OUT ARMREST 4 Grasp the armrest and out away from the chair With the patient seated push the armrest back until it latches PULL OUT TO SWING OUT CHAIR BACK We recommend disabling the swing out feature on the side of the chair opposite patient access To lock the armrest and disable the swing out feature remove the pivot screw and lt washer the underside of the armrest and turn the stop CHAIR SEAT plate 90 Replace the pivot screw and washer and tighten LEFT ARMREST LEFT ARMREST SWING OUT POSITION LOCKED POSITION AUTO LATCH POSITION TURN STOP PLATE 90 PIVOT SCREW AND WASHER Return To Table Of Contents Operation NEUTRAL POSITION for manual operation GREEN AUTOMATIC OPERATE POSITION SELECTOR TOGGLE SWITCH ILLUSTRATION OF DISK FUNCTIONS YELLOW EXIT POSITION CONTROL DISK FOOT CONTROL OPERATION The foot control duplicates the function of the Membrane Touch Pad panel See next page but is actuated by the operator s foot Consisting of a selector toggle switch and control disk the foot control is operated as follows The Selector Switch t
4. durability Knight Chair upholstery will provide years of service when correctly maintained according to the Operator and Care Manual Like all fine upholstery some minor wrinkles waves or changes may occur These changes are natural and in no way effect the performance or life of the product 5 Return To Table Of Contents SECTION II INSTALLATION CONT AF1012 HEX SCREW E IN SEAT HINGE IN VERTICAL POSITION SEAT FRAME Figure 9 SCREWS SLIDING a INTO HINGE SLOTS Figure 10 BOSS CUSHION CHAIR BACK MOUNTING CUSHION STUD a gt WO 0 CUSHION VELCRO SKIRT STRIPS STUD y BOSS 5 16 3 8 APPROX ON CHAIR f 4 BACK Figure 11 Before installing the seat and back upholstery install the LR unit and any accessories INSTALLATION OF CHAIR SEAT UPHOLSTERY The seat is attached to the two hinges on the main cross member of the seat frame See Figure 5 Use the following instructions 1 Remove the seat from the upholstery box the smaller box be sure to handle the seat with care Locate the hardware kit Discard all shipping materials Raise the chair up to its highest position and recline the chair back to 45 degrees Refer to Section 111 Insert the four 1 4 20 hex head screws in the bottom of the seat and hand tighten 2 turns Turn the two hinges up into a vertical position Lower the seat ont
5. not to discard any small parts or instruction sheets with the packing material HEAD CAP SCREW HEX SCREW PALLET CLEAT PALLET SHIPPING BRACE Figure 2 Return To Table Of Contents SECTION INSTALLATION CONT 4 Locate the two nuts at the front of the chair base beneath the upright housing cover that secure the chair to the pallet Using an adjustable wrench remove the nuts washers and bolts see Figure 3 UPRIGHT HOUSING COVER 5 Remove packaging material from the chair back and discard 3 INSTALLING THE CHAIR BACK NUT AND WASHERS To install the chair back use the following procedure SX AF1011 1 Remove any remaining packing materials PALLET tape etc and discard them Remove the tag CHAIR BASE from the seat frame Figure 3 2 Remove the pivot pins from the chair back clevis ends by loosening the set screw with a 1 8 inch allen wrench 4 Align the tow bar bearings with the clevis and insert the pins on both sides as shown in Figure 4 WIRE HARNESS CHAIR NOTE Make sure the wire harness is CLEVIS BACK positioned in the clevis behind the SET pivot pin and in the cable clip as shown SCREW in Figure 4 5 Tighten the each set screw to hold the pin in place The set screw should be aligned with the groove in the pin TOW BAR END Figure 4 Return To Table Of Contents SECTION II INSTALLATION CONT 4 REMOVING CHAIR FROM PALLET Afte
6. 4 Limit Switch Operation and Settings 7 Cleaning and 8 Warranty 9 Return Table Of Contents Introduction This publication is a user s manual containing all the information you will need to operate and care for your LR Classic Chair Before operating your chair please read this manual to become familiar with its special features and functions The LR Classic Dental Chair provides exceptional comfort and support during dental procedures The chair is fully adjustable from upright to beyond horizontal to ensure maximum patient comfort and ready access to the patient by the operator Designed for reliability and simplicity of function your chair will provide you with years of service with a minimal amount of maintenance Label Definitions Hazards which result in severe DANGER Pe y personal injury or death Hazards which could result in personal injury A N Hazards which could result in aa equipment or property damage Alert user to pertinent facts and conditions A DANGER EXPLOSION HAZARD DO NOT USE THIS EQUIPMENT IN THE PRESENCE OF FLAMMABLE ANESTHETICS This equipment is rated Class Type B EQUIPMENT MODEL PATIENT CHAIR VOLTS HERTZ AMPS 120 50 60 8 CLASS 1 8 CONFORMSTO El UL STD 544 Controls and Componen
7. EAD SCREWS 4 N CENTER PLATFORM COVER FOAM STRIPS INSIDE COVER Figure 6 Return To Table Of Contents SECTION INSTALLATION CONT 6 INSTALLATION OF STANDARD MAGNETIC HEADREST AND CUSHION ADJUSTMENT BRACKET 1 Remove the headrest from the small carton ADJUSTMENT discard any shipping materials SCREWS 2 Insert the headrest tang in the slot and adjustment bracket at the top of the chair back See Figure 7 When properly adjusted the headrest should move freely up and down but should not move on its own The adjusting bracket tension is pre set NOTE gt at the factory and should not require adjustment If the movement of the headrest is out of adjustment use the following procedure 1 Using an open end wrench loosen the two locknuts on the side of the Figure 7 adjustment bracket 2 Then loosen or tighten adjustment screws to achieve the desired tension and re tighten the locknuts Figure 7 3 The headrest cushion is held to the headrest by a magnet and can be positioned as desired See Figure 8 MAGNETIC HEADREST CUSHION HEIGHT ADJUSTMENT Figure 8 CAUTION Handle all upholstery with care Do not bend the Headrest Back or Seat Cushions as this may cause excessive wrinkles or distortion of the upholstery NOTE All Knight Chair upholstery is made from the highest quality materials available and NOTE is designed for maximum patient comfort easy cleaning and
8. Membrane Touch Pad Control panel is located in the center of the instrument head The Automatic Exit Function TOUCH panel allows the operator to control the position of AND the chair from the instrument head as well as by a RELEASE use of the foot control The panel shown in Figure 17 allows the operator to incline or recline the chair back or move the seat up or down by pressing the Base UP appropriate touch pad switch holding it until the Back UP chair or back has achieved the desired position PRESS The Automatic Operate Exit Function switches are f f Back DOWN HOLD programmed settings that adjust the chair to the predetermined position These two switches are Base DOWN actuated by momentarily pressing and releasing ARID the appropriate switch WARNING Once they are actuated the Figure 17 Automatic Exit and the Automatic Operate functions may be stopped momentarily depressing any switch on the touch pad control panel or actuating any function on the foot BASE COVER control 3 LIMIT SWITCH OPERATION AND SETTINGS The automatic chair control system provides Automatic Operate and Automatic Exit functions The Automatic Exit function yellow switch position on foot control top membrane touch pad position is preset at the factory and not adjustable The Automatic Operate position green switch position on foot control second from top membrane touch COU
9. NTER pad position is readily programmed using the CLOCKWISE following procedures BASE PROGRAMMING PROCEDURE The base adjustment is provided by a cam located on the right side of the base cover see Figure 18 1 Rotate the cam protruding from the base cover counter clockwise until it stops see Figure 18 AF1015 2 Move the chair base to the desired position by means of the touch pad switches SS Figure 18 3 Rotate the cam clockwise until the switch clicks which completes the procedure Return To Table Of Contents SECTION III OPERATIONAL CHECKS CONT BACK PROGRAMMING PROCEDURE The back adjustment is located under the seat on the right side of the chair see Figure 19 Use the following procedure CHAIR gt ACTUATOR PLATE 1 Loosen the thumbscrew see Figure 19 Move MICROSWITCH the actuator plate all the way to the left and tighten the thumbscrew 2 Move the chair back to the desired position by means of the manual touch pad switches THUMBSCREW N 3 Loosen the thumbscrew see Figure 19 then move the actuator plate until the front edge contacts the microswitch 4 When the actuator plate is in position tighten the thumbscrew Figure 19 10 Return To Table Of Contents SECTION IV FINAL CHECK LIST When all the assembly and installation procedures are completed the chair should be checked out in accordance with the following check list to ensure that as
10. cleaning we recommend a mild dish washing liquid warm water and a damp white cloth Spraying upholstery with silicone based coating will improve luster and soil resistance CLEANING PAINTED SURFACES The painted metal surfaces are covered in durable powder coated paint which is resistant to scratching and scuffing It may be cleaned with a clean cloth dampened with mild soapy water To add luster and dirt resistance use a pre softened car wax RECOMMENDED INFECTION CONTROL PRODUCTS The disinfectant cleaner products that we have tested and recommend for our upholstery painted items and plastic covers are as follows Cavicide distributed by E amp D Dental Products Inc Westfield NJ Precise Hospital Foam Cleaner Disinfectant manufactured by Caltech Industries Inc Midland MI CAUTION Follow manufacturer s directions for concentration and application of disinfecting material Avoid prolonged application of any disinfectant cleaner products because they may cause staining of upholstery material TROUBLESHOOTING Only in case of no power to the chair should dental personnel attempt to remedy the problem In this case 1 make sure that the power cord is firmly plugged into the receptacle or 2 check that the main circuit breaker to the chair is turned on CAUTION All troubleshooting and maintenance on the chair should be performed by a qualified technician Dental personnel mus
11. clined position Note that the chair seat moves forward 4 1 2 inches as the base is raised 14 5 36 8 cm BASE LOW LIMIT 44 5 113 0 cm ELECTRICAL REQUIREMENTS Before connecting the line cord to an appropriate receptacle make certain that the circuit is protected by a 15 amp circuit breaker for 120 VAC models or a 7 5 amp breaker for 240 VAC models Ensure that all wiring is grounded and all electrical codes are observed 26 5 67 3 cm 16 5 41 9 45 yr 22 9 cm gt Outline of Baseplate Center line of chair rotation 59 5 Base plate dimensions 24 61 cm wide x 34 86 3 cm long 151 1 ma 27 5 69 9 cm BASE HIGH LIMIT mad WARNING Potential shock hazard with possible personal injury To reduce shock hazard observe all electrical codes WARNING To disconnect power to the chair you must unplug the power cord from the electrical outlet Center line of chair rotation Loo Base lift travel 17 43 2 cm 0 5 depending on limit switch setting 26 5 67 3 cm 14 5 17 0 36 8 cm 43 2 cm Return To Table Of Contents Operation The LR Classic Chair is designed for convenient operation This section will explain in detail the functions of the electrical and manual controls Refer to page 2 for a general description and location of these controls
12. ed position The Automatic Operate Exit Function switches are programmed settings that adjust the chair to the predetermined position These two switches are actuated by momentarily pressing and releasing the appropriate switch WARNING Once they are actuated the Automatic Exit and the Automatic Operate functions may be stopped by momentarily depressing any switch on the touch pad control panel or actuating any function on the foot control Return Table Of Contents Limit Switch Operation and Settings The automatic chair control system provides Automatic Operate and Automatic Exit functions The Automatic Exit function yellow switch position on foot control top membrane touch pad position is preset at the factory and is not adjustable The Automatic Operate position green switch position on foot control second from top membrane touch pad position is readily programmed using the following procedures BASE COVER cs COUNTER CLOCKWISE BASE PROGRAMMING PROCEDURE A The base adjustment is provided by a cam located on the right side of the base cover 1 Rotate the cam protruding from the base cover counter clockwise until it stops 2 Move the choir base to the desired position by means of the touch pad switches 3 Rotate the cam clockwise until the switch clicks which completes the procedure BACK PROGRAMMING PROCEDURE The back adjustment is located under the seat on the right s
13. ide of the chair CHAIR EN ACTUATOR PLATE 1 Loosen the thumbscrew Move the actuator plate all the way to the left and tighten the MICROSWITCH 2 Move the chair back the desired position by means of the manual touch pad switches 3 Loosen the thumbscrew then move the actuator plate until the front edge contacts the THUMBSCREW microswitch N 4 When the actuator plate is in position tighten the thumbscrew PAGE 7 Return To Table Of Contents Cleaning and Maintenance After installation has been completed thoroughly clean the chair and upholstery After the initial cleaning it should be cleaned as necessary and at least weekly Observe the following instructions A NOTE ABOUT THE UPHOLSTERY All Knight Chair upholstery is made from the highest quality materials available and is designed for maximum patient comfort easy cleaning and durability Knight Chair upholstery will provide years of service when correctly maintained according to the Operator and Care Manual Like all fine upholstery some minor wrinkles waves or changes may occur These changes are natural and in no way effect the performance or life of the product CLEANING THE UPHOLSTERY When cleaning upholstery it is suggested that you use all recommended commercial cleaning agents in an inconspicuous spot to check for potential damage to the upholstery material before applying to the entire area to be cleaned For everyday
14. made as follows 1 FOOT CONTROL OPERATION The foot control See Figure 15 duplicates the function of the Membrane Touch Pad panel but is actuated by the operator s foot Consisting of a selector toggle switch and a control disk the foot control is operated as follows The Selector Switch toggles from its Neutral position to the Automatic Operate green or Automatic Exit yellow positions The Automatic Operate position is actuated by momentarily pressing and releasing the selector switch to the position indicated in green eThe Automatic Exit position is actuated by momentarily pressing and releasing the selector switch to the position indicated in yellow To manually position the chair actuate and hold the control disk to the desired quadrant For example sliding the disk to the left will actuate the back down position Two functions can be actuated simultaneously by sliding the disk in a diagonal direction For example Figure 16 illustrates the simultaneously actuation of the back down and base up functions Releasing disk stops the movement of the chair NEUTRAL POSITION for manual operation YELLOW EXIT POSITION GREEN AUTOMATIC OPERATE POSITION SELECTOR TOGGLE SWITCH ILLUSTRATION e OF DISK FUNCTIONS Figure 15 Figure 16 Return To Table Of Contents SECTION Ill OPERATIONAL CHECKS CONT 2 MEMBRANE TOUCH PAD CONTROL PANEL The
15. o the chair with the seat resting on the hinges See Figure 9 Rotate the hinges down toward the hex screws while allowing the screws to slide into the slots in the hinges See Figure 10 Tighten the screws using a screwdriver or 3 8 inch socket INSTALLATION OF CHAIR BACK UPHOLSTERY The seat back is mounted over the four large head studs in the chair back see Figure 11 Use the following instructions after first raising the back to a convenient height for installing the cushion 1 Before installing the chair back cushion turn the four cushion mounting studs counter clockwise until they are approximately 5 16 to 3 8 inches from the top of the boss See Figure 11 Position the chair back cushion on the chair back and align the four cushion mounting studs with the holes in the chair back cushion See Figure 11 With the chair back cushion held tight against the chair back push downward to lock the cushion into place Secure the velcro strips on the cushion skirt to the velcro strips on the chair back Smooth the skirt out with your hand to remove any wrinkles Return To Table Of Contents SECTION II INSTALLATION CONT 9 INSTALLATION OF ARMREST The armrests are held in position by a set screw located in the back of the hip post A pivot mechanism allows the armrest to swing out while the armrest post remains stationary Use the following procedure to install the armrests 1 Unpack the a
16. oggles from its neutral position to the automatic operate green or automatic exit yellow positions The Automatic Operate position is actuated by momentarily pressing and releasing the selector switch to the position indicated in green The Automatic Exit position is actuated by momentarily pressing and releasing the selector switch to the position indicated in yellow To manually position the chair actuate and hold the control disk to the desired quadrant For example sliding the disk to the left will actuate the back down position Two functions can be actuated simultaneously by sliding the disc in a diagonal direction For example the illustration to the left shows the simultaneous actuation of the back down and base up functions Releasing the disk stops the movement of the chair 1012 Return To Table Of Contents Automatic Exit Function TOUCH Automatic RELEASE Operate Function Base UP Back UP PRESS AND Back DOWN HOLD Base DOWN UNIT MOUNTED CHAIR CONTROL This touch pad control panel is located on the unit head allowing the operator to control the position of the chair from the unit as well as by use of the foot control and chair back controls The panel allows the operator to incline or recline the chair back or move the seat up or down by pressing the appropriate touch pad switch holding it until the chair or back has achieved the desir
17. r the preceding steps are completed the chair may be removed from the pallet and placed in the desired position on the floor Use the following procedure 1 Unwrap the foot control and discard the packing materials 2 Grasp the chair by the chair back and or seat frame and carefully slide the chair from the pallet onto the floor and into position WARNING Do not attempt to lift the chair by the motor bars The motor shaft will be damaged See Figure 5 5 INSTALLATION OF PLATFORM COVERS Before installing the platform covers make sure the power cord is plugged in to an appropriate outlet Be sure the foot control is unwrapped and ready for use Refer to Section IIl Para 2 Use the foot control to raise the chair to its full up position Install the platform covers using the following instructions 1 Remove the four phillips head screws from the parts bag for use on platform covers 2 Position the center platform cover in place as shown See Figure 6 3 Install the left and right platform covers making sure they trap the center platform cover in place Secure each side cover with two phillips head screws WARNING After the covers are installed check the Safety Bail See Figure 6 and make sure it moves freely up and down to operate the base safety switch This is important for safe and proper chair operation Figure 5 LEFT HAND PLATFORM COVER RIGHT HAND PLATFORM COVER PHILLIPS H
18. rmrests and discard all packing materials The armrests are secured to the bottom of the small carton Figure 12 2 Insert the armrest post in the hip post making sure that the right and left hand mounting positions are observed See Figures 13 amp 14 3 Position the armrest parallel to the side of the chair and tighten the set screw See Figure 13 NOTE The set screw must be tighten with considerable force to keep the armrest post from turning The armrest should pivot only at the pivot mechanism NOTE We recommend disabling the swing out feature on the side of the chair opposite patient access To lock the armrest and disable the swing out feature remove the pivot screw and washer on the underside of the armrest and turn the stop plate 90 Replace the pivot screw and washer and tighten See Figure 14 10 INSTALLATION OF OPTIONAL EQUIPMENT If optional equipment was ordered with the chair it should be installed in accordance with the instructions included in the optional equipment package LOCATION OF ARMRESTS IN THE SMALL CARTON Figure 12 ARMREST MECHANISM PIVOT ARMREST POST Figure 13 LEFT ARMREST LEFT ARMREST SWING OUT POSITION LOCKED POSITION TURN STOP PLATE 90 PIVOT SCREW AND WASHER Figure 14 Return To Table Of Contents SECTION III OPERATIONAL CHECKS CONT When the installation is complete certain operational checks should be
19. sembly is complete and that all controls function properly Check all controls for proper operation Check operation of safety bail Check chair rotation stops and locking functions Check the armrests to ensure proper functioning and that the armrest post is secured an will not move Be sure that the cushions are properly installed and the toeboard cover is in place Check that the platform covers are installed Be sure that all optional equipment has been installed Check that all shipping tape and other packaging materials have been removed and disposed of Make sure that the chair has been cleaned and that all dirt and finger prints have been removed Be sure the person who will operate the chair receives the operators manual and any other appropriate information or instructions CONFORMSTO El UL STD 544 Liste 11 Return To Table Of Contents NOTES 12 Return To Table Of Contents Knight by Midmark Midmark Corporation P O Box 286 60 Vista Drive Versailles Ohio 45380 0286 www midmark com Phone 937 526 3662 Fax 937 526 5542 Return To Installation Section Operation and Care Manual The LR Classic Chair Model N CONTENTS Introduction rennen 1 Label Definitions 1 Controls and Components 2 Requirements 3 ODE tri
20. t not attempt to perform any maintenance functions on the chair attempt to replace any fuses or other electronic components or attempt to gain access to the motors or other units LUBRICATION After extended use your chair may require lubrication at pivot joints i e chair back pivot joint Lubricate the joints with a drop of light weight oil or silicone lubricant Return To Table Of Contents Warranty WARRANTY Knight by Midmark products are warranted against defect in material and workmanship for a period of_2 years unless otherwise indicated in writing from the time of delivery Exceptions 1 KINK VALVE module carries 10 year warranty 2 The original light bulb on a new light carries 1 year warranty 3 Accessories not manufactured by Knight are excluded i e Fiber optic systems Scalers Electric micromotor systems Curing light systems X ray viewers etc 4 Replacement parts and accessories carry a 90 day warranty Knight s sole obligation under the warranty is either to provide parts for the repair or to provide the replacement product excluding labor and shipping The buyer shall have no other remedy All special incidental and coincidental damage is excluded Written notice of breach of warranty must be given to Knight within the warranty period The warranty does not cover damage resulting from improper installation or maintenance accident or misuse The warranty does not cover damage resulting from
21. the use of cleaning disinfecting or sterilization chemicals and processes No other warranties as to merchantability fitness for use or otherwise are made Knight by Midmark Midmark Corporation P O Box 286 60 Vista Drive Versailles Ohio 45380 0286 www midmark com Phone 937 526 3662 Fax 937 526 5542 Return To Table Of Contents
22. ts ua UNIT MOUNTED CHAIR CONTROL SAFETY BAIL FULL FUNCTION FOOT CONTROL MAGNETIC HEADREST BACKREST LUMBAR SUPPORT SWINGOUT ARMRESTS BUCKET SEAT VINYL TOEBOARD COVER CHAIR BASE AF1017 The components and controls identified are described below Read the descriptions carefully to familiarize yourself with these components MAGNETIC HEADREST provides comfortable support for the patient s head and neck throughout the dental procedure BACKREST AND LUMBAR SUPPORT a contoured seamless seat and lumbar cushion support for the patient s back BUCKET SEAT The seamless seat is contoured to ensure patient comfort throughout the dental procequre PAGE 2 SWING OUT ARMRESTS provide easy access to or from the chair on either side VINYL TOEBOARD COVER fits over the end of the bucket seat to protect the upholstery UNIT MOUNTED CHAIR CONTROL Located on the unit head this panel duplicates the functions of the foot control FOOT CONTROL controls the proper positioning of the chair It also provides two automatic positions auto exit and programmable operation Return Table Of Contents Requirements PHYSICAL REQUIREMENTS The illustration below shows the basic space requirements of your LR Classic Chair The chair should be at least 18 inches from the nearest wall cabinet or any permanent fixture when in the fully re
23. urn To Table Of Contents SECTION INSTALLATION 1 UNPACKING THE CARTONS The chair is shipped in two cartons one large carton and a smaller carton containing the following items 2 UNPACKING THE CHAIR Use the following procedure to disconnect the chair from the pallet Leave the chair on the pallet until the chair back has been installed LARGE CARTON Chair mounted on a pallet with backrest disconnected Plastic bag containing 3 platform covers and installation hardware 2 Installation instructions this manual and operator s manual Foot Control 1 Locate the foot controller and remove and discard the packing material Locate the two socket head cap screws and washers that secure the back of the chair to the pallet brace see Figure 2 Using a 5 16 inch allen wrench remove the two screws and washers SMALL CARTON Seat Cushion 3 Locate the two hex screws and two washers Back Cushion that secure the pallet cleat to the pallet as A Set of Armrests shown in Figure 2 Using an adjustable wrench Clear Vinyl Toeboard Cover remove the two screws and washers Remove Headrest and Cushion and discard pallet brace and cleat Hardware Kit Check for signs of damage to either carton or to the contents and that all items listed above are present If there is any evidence of damage due to shipping or if any of the items is missing from the SOCKET S cartons notify the shipper at once Be careful
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