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Quickie QM-7 Series Service Manual

©2012 Sunrise Medical Inc. 

120938 Rev B

Summary of Contents for QM-7 Series

Page 1: ...Quickie QM 7 Series Service Manual 2012 Sunrise Medical Inc 120938 Rev B...

Page 2: ...Possible Joystick Trip 3 7 Seven Bars Speed Profile Indicator error 3 7 Eight Bars Possible Control System Trip 3 7 Nine Bars Solenoid Brake Trip 3 8 Ten Bars High Battery Voltage 3 8 Battery Fault 3...

Page 3: ...r from the actual products in some cases due to changes in specifications and other factors This Service Manual is intended for use by persons with a basic working knowledge and the skills required to...

Page 4: ...rol Module for the QM 7 series located at back of chair behind shroud d Are batteries installed correctly refer to Section 1 of this manual Are all necessary connections fastened and fully engaged a B...

Page 5: ...tinuity port This is a commonly used option Connect the red positive probe to this port when finding voltage readings resistance readings or when checking wire continuity This is ex plained in more de...

Page 6: ...the symbol A is used On this setting the unit measures current that is flowing through the part of the circuit between the two probes the meter itself Typically you need to plug the positive terminal...

Page 7: ...working on this device Keep batteries away from all sources of ignition Do not place objects on top of the batteries Always keep someone close to your work area so that they may come to your assistanc...

Page 8: ...ilure occurs but not common in gel sealed batteries KEEP SPARKS AND FLAMES AWAY FROM BATTERIES Burns dropping a wrench or screwdriver across battery terminals results in sparks and intense heat Improp...

Page 9: ...return the unit to the dealer supplier for inspection EMI means electromagnetic EM interference I EMI comes from radio wave sources such as radio transmitters and transceivers A transceiver is a devi...

Page 10: ...oser to the source For this reason EMI from handheld devices is of special concern A person using one of these devices can bring high levels of EM energy very close to a power chair without the user s...

Page 11: ...n ESD jack or an unpainted metal component on the system such as a captive installation screw Handle Printed Circuit Boards by the edges only avoid touch ing the Printed Circuit Board and connector pi...

Page 12: ...no relevance to wheelchair application Marine and RV batteries frequently are not deep cycle as they are often used for starting engines Only use Deep Cycle sealed type batteries in a wheelchair Batte...

Page 13: ...ed for determining fault codes Speed Profile indicator A series of five LED s which display speed and profile settings On Off Key Press to power on or off the power chair or Controller Horn Key Activa...

Page 14: ...ger port Joystick 4pin connector M1 LEFT SIDE MOTOR M2 RIGHT SIDE MOTOR JSM JOYSTICK MODULE INH 2 INHIBIT 2 A1 ACTUATOR 1 A2 ACTUATOR 2 OBC ON BOARD CHARGER BATTERY 1 24 Vdc 2 0 Vdc 3 INHIBIT 1 PROGRA...

Page 15: ...r off the power chair or Controller Horn Key Activates a warning horn Section 1 R NET LED Remote Controller Mode Button Used to change modes Speed down button 2nd function Tilt down Speed up button 2n...

Page 16: ...ed up button 2nd function Tilt Up Mode Button Used to change modes Profile Key Set function Profiles Toggle Up to power up chair Down to change profiles Speed Pot Adjust Min and Maximum Speed settings...

Page 17: ...OARD CHARGER BATTERY 1 24 Vdc POS 2 0 Vdc NEG 3 Inhibit 1 White wire 2 Blue wire 3 Black 4 Red 2 1 3 Motor Plug Port 1 24 Vdc 2 0 Vdc 3 INHIBIT 1 PROGRAMMER Rnet Controller 1 2 3 4 _ Charger Port On B...

Page 18: ...ip and Puff Port On Off Input 1 3 5 2 4 6 ISM Intelligent Seating Module ACTUATOR CHANNELS Left Lights Right Lights Inhibit 4 Inhibit 5 Actuator Channel Seat Function 1 Backrest 2 Tilt 3 Lift 4 Left E...

Page 19: ...en end Wrenches SAE and Metric 3 5 8mm flat screwdriver Number 0 2 Phillips screwdriver Vise Grips Adjustable Plyers Hex Head Wrenches SAE and Metric Hammers small and large Soft Hammer Rubber and or...

Page 20: ...ift Lift without Tilt Tilt with Lift NOTE HARNESS 108277 100 IS INCLUDED IN RETRO ASSEMBLY 110842 VR2 Main Wiring Diagrams Power Module Connections VR2 Drive Right Drive Left Power Module VR2 90 4 Way...

Page 21: ...arty Wireless Devices Bluetooth Modu le 4 Way PGD Bus 4 Way PGD Bus R Net EL 90 SHORTING PLUG 7 5 KOhm SHORTING PLUG FOR DRIVE ONLY Power Module BUS Connections R Net Power Module EL 90 4 Way R Net Bu...

Page 22: ...ator Inhibit2 Inhibit3 Switch Drive Tilt only Switch Seat Tilt 6 Way Mini Fit J r ACTUATOR HARNESS Dual Toggle Single Actuator Driver 4 Way Amp Mate N Loc 3 5 mm Stereo Phone Jack ACTUATOR ADAPTOR HAR...

Page 23: ...it J r 6 Way Mini Fit J r ACTUATOR SHORTING PLUG Use in place of tilt for legs only 3 Way Molex Mini Fit J r BASE SEAT POWER INHIBIT HARNESS 3 AXIS ACTUATOR DRIVER LIFT Switch Controls ACTUATOR HARNES...

Page 24: ...r 3 Way Molex Mini Fit J r POWER INHIBIT HARNESS POWER INHIBIT HARNESS 4 Way Amp Mate N Loc 6 Way Mini Fit J r DRIVE THRU HARNESS ACTUATOR ADAPTOR HARNESS Power Module 3 Way P G D C harger 2 Way P G...

Page 25: ...D Inhibit A1 A2 A3 A4 A5 A6 Inhibit4 Inhibit5 RECLINE HARNESS W LEVEL SWITCH ACTUATOR HARNESS W INHIBIT Seat back 6 Way Mini Fit Jr Pot Seat Recline 6 Way Mini Fit Jr Seat Shear Switch 6 Way Mini Fit...

Page 26: ...eft Hand Mount Rig ht or Left Hand Mount Offboard Charger Ext Switch Ext Switch Joystick Remote Switch Option Switch Pot Option 4 Way PGD Bus 3 Way Neutrik C harge P ort 3 5 mm P hone J ack 3 5 mm P h...

Page 27: ...A voltage difference of more than 4 volts D C is a good indicator of a bad battery 3 Voltage test A dead battery cannot be effectively tested yet many people mistakenly try to do just that Any batter...

Page 28: ...voltage meter reads full voltage then replace the jumper cable If the voltage meter reads zero then measure the Battery Connector as shown in fig 3 2 3 If the voltage meter reads full voltage replace...

Page 29: ...Each bar represents a 5V value The controller requires 18V to start and a minimum of 16V to work once started Indicates the wheelchair batteries are being charged with the offboard charger You will n...

Page 30: ...code could indicate discharged batteries failed batteries or poor battery connections Begin by recharging the batteries and then refer to 3 2 to check batteries and connections Fig 3 4 2 2 Otherwise c...

Page 31: ...otor Three Bars Left Motor Wiring Trip Fig 3 5 1 Test 1 Test 2 Test 3 Test 4 1 Check that the batteries are fully charged and in good condition and check all cables and connections Check the connectio...

Page 32: ...to the right motor look for a loose or damaged connector 2 If the reading is short resistance is less than 10 K ohms on any of the readings proceed to check the 4 pin motor connector Measure the resis...

Page 33: ...by switching off the power and then powering up again The On Board charger has no indication that the chair is charging and the chair will not move until complete If the condition still exists after t...

Page 34: ...troller Ten Bars High Battery Voltage An excessive voltage has been applied to the control system This is usually caused by a poor battery connection Check the battery connections Fig 3 8 3 2 1 3 The...

Page 35: ...2 pin 1 is positive pin 2 is negative 3 If battery voltage is not present figure 4 1 3 then replace the batteries If battery voltage is low figure 4 1 4 then recharge the batteries and retest Fig 4 1...

Page 36: ...ated correctly If yellow is showing between the halves A push them closer together until only black is visible Retest as necessary fig 4 2 1 5 Disconnect the power connector from the control module an...

Page 37: ...or continuity across the fusible links connected to positive terminal of each battery figure 4 3 2 Normal resistance is less than 1 ohm If open replace the defective battery harness Retest as necessar...

Page 38: ...ondition of the battery charger M1 Brake Error Verify left motor is connected to the control module Disengage Micro switch Complete the Motor Gearbox Inspection section 6 M2 Brake Error Verify right m...

Page 39: ...bles are correctly mated If a module has been replaced recently that module may be defective If error persists contact Sunrise Technical Service for assistance Bad Cable Inspect and replace the defect...

Page 40: ...Sunrise Medical Technical Service for assistance The wheelchair is being prevented from driving by an external signal Verify that the battery charger is not connected Contact Sunrise Medical Technical...

Page 41: ...is manual and retest Power Chair Will Not Drive Full Speed An external micro switch is mounted next to the actuator in the rear of the lift system This micro switch is closed when the tilt is lowered...

Page 42: ...nted on the tilt When seating is in the untilted position the indication should be closed Resistance figure 4 8 4 c If it is open No Resistance replace the micro switch assembly Refer to Tilt Actuator...

Page 43: ...is a predetermined speed programmed at time of manufacture Creep is indicated by a turtle on either the hand control or Omni 1 Tilt the seat all the way back and observe the hand control or Omni to se...

Page 44: ...n the hand control and place a rubber band around the joystick to hold it displaced figure 4 10 4 fig 4 10 3 fig 4 10 4 6 Test the micro switch with the following test a Ensure that the tilt is beyond...

Page 45: ...pins figure 4 11 1 Note The polarity of the voltage is not important since it is reverses when the opposite direction is selected 8 At the 6 pin connector B figure 4 11 2 on the rear of the tilt check...

Page 46: ...replace the tilt actuator Refer to Tilt Actuator and Micro Switch Removal section this manual Retest as necessary SEE NOTE fig 4 12 3 fig 4 12 4 SEE NOTE Note If the tilt actuator does not operate it...

Page 47: ...rcial load tester or the following procedure fig 5 1 1 fig 5 1 3 fig 5 1 2 Note Voltage greater than 26 to 28 VDC indicates the batteries are either over charged or have just been disconnected from th...

Page 48: ...ultimeter Normal indication at the end of a 5 minute rest is typically the starting voltage or no more than 1 VDC less fig 5 2 1 Notes A rapid drop of approximately 1 5 or more during the first 5 seco...

Page 49: ...r Newer batteries typically read within 1 to 2 VDC c 13 VDC or more indicates an overcharged battery or one that has a surface charge from being recently removed from the charger Verify correct operat...

Page 50: ...nsure that it is tight and not damaged figure 6 1 2 Motor Gearbox Inspection Section 6 fig 6 1 1 fig 6 1 4 5 Remove the brush by using a common screwdriver to unscrew the plastic cap Be careful not st...

Page 51: ...dull brown copper Contact Sunrise Medical Technical Service if in doubt of its condition 8 Inspect the motor connector at both the motor end and the control module end for signs of over heating figure...

Page 52: ...tance through the motor brush assembly and motor by connecting a Multimeter to the large pins of the 4 pin connector figure 6 3 2 Normal resistance is approximately 5 to 9 ohms fig 6 3 1 fig 6 3 2 Not...

Page 53: ...Remember to use proper lifting techniques the batteries are heavy To remove the harness from the battery posts use an open end wrench Removal Procedures Section 7 fig 7 1 3 3 To Expose the Batteries L...

Page 54: ...and reconnect the Batteries to each other as shown in figure 7 2 5 Then reconnect the Battery harness to the power base A figure 7 2 6 5 Re attach the harness to the Battery posts with an open end wre...

Page 55: ...ove the wheel assembly by using a 5 8 deep socket wrench to remove the 3 bolts that hold the wheel and rim in place fig 7 3 3 5 To separate the Motor from the Motor Bracket use a 5mm Hex key to remove...

Page 56: ...y taking out the 3 longer screws next to the wheel and then the remaining 3 screws holding the motor to the motor bracket are removed fig 7 4 1 Control Module Removal 1 For controller access remove th...

Page 57: ...left and right screws washers attaching the controller to the Battery Box figure 7 5 1 4 Once all bolts and washers have been removed Separate the module from the backing plate and remove it figure 7...

Page 58: ...24mm Socket for the Locknut on top of the stem and an open end 24mm wrench for the bottom of the stem assembly remove the locknut washer and caster stem from the Caster Arm figure 7 6 4 Front and Rear...

Page 59: ...re pre adjusted at the factory Please refer to Section 9 Suspension overview 1 Remove the wheel assembly by using a 5 8 deep socket wrench to remove the 3 bolts that hold the wheel and rim in place fi...

Page 60: ...t as shown in figure 7 8 2 Section 7 fig 7 8 3 fig 7 8 2 E D 4 Once the top holding bolt is removed loosen the set screw A as shown by using a 4mm Hex wrench figure 7 8 1 A fig 7 8 1 Note A Gas spring...

Page 61: ...the nuts at both ends of the actuator See figure 7 9 3 which shows one end Remove both pins from the tilt actuator 2 Note the connections leading to the TiltActuator Separate and label the those wire...

Page 62: ...st as necessary fig 7 10 1 Recline Actuator Removal Note In order to remove either the recline or the shear actuator the ISM box and mount must be removed The gas strut must also be unbolted on one en...

Page 63: ...socket head cap screws that attach the ISM mount to the recline structure figure 7 11 2 4 Use the same wrench to loosen Do not Remove the bottom two socket head cap screws figure 7 11 3 fig 7 11 3 fig...

Page 64: ...2 Use a pair of needle nose pliers and a 1 2 box end wrench to remove the gas strut from it s upper mount figure 7 12 2 fig 7 12 2 Caution During the next steps the gas strut will be detached It is u...

Page 65: ...e back structure figure 7 13 3 7 Prior to removal of the recline actuator observe the position of the top and bottom bracket to ensure that it is mounted in the same position during re assembly One si...

Page 66: ...he Recline Actuator the gas strut must be reattached before the bottom recline actuator bolts are re installed Once the gas strut is connected pull on the back to compress the gas strut to position th...

Page 67: ...on the back of the chair and disconnect it by unplugging the 6 Pin connector figure 7 15 1 2 Using a 7 16 open end wrench and a 3 16 hex wrench remove the top and bottom mounts figure 7 15 1 Note In...

Page 68: ...16 1 there are 2 sets of attaching hardware remove both sets of bolts A 3mm key is utilized or ratchet to remove plate figure 7 16 2 fig 7 16 1 fig 7 16 2 fig 7 16 3 3 The Second actuator bolt can be...

Page 69: ...Hex keys available for the adjustments 2 Loosen do not remove all of the M5 Button Head Cap bolts A figure 8 1 1 with a 4mm Hex key or a T handle Hex key so that the plates can slide for adjustment 3...

Page 70: ...attached to the back cane assembly figure 8 2 3 and adjust as necessary fig 8 2 2 fig 8 2 3 5 Remove the nut and bolt that secures the rear towel bar using a 4mm Hex Key and a 13mm open end wrench or...

Page 71: ...ifications fig 8 3 1 Legrest adjustment 1 To perform a Legrest adjustment figure 8 3 2 the following tools are required A 5mm Hex Key and a 13mm open end wrench and or ratchet 2 Loosen all 3 sets of b...

Page 72: ...everse Command 3 Operates both raising and lowering Center Mount plus extension of the legrest figure 8 4 3 fig 8 4 3 fig 8 4 2 3 There are 5 sets of holes as seen on the front bars A and 6 sets of ho...

Page 73: ...ension of leg outward and inward Actuator is shown fig 8 5 1 fig 8 5 1 Back rest Angle Adjustment 1 Make sure you have the right tools 5mm Hex Key and 13mm open end wrench and or ratchet B fig 8 5 2 2...

Page 74: ...tween Bracket and seat rail while performing the next step Seat Height Adjustment 1 The QM 710 has 4 Seat height positions Use a 6mm Hex Key or 6mm socket to remove a single threaded bolt A on each si...

Page 75: ...7 2 fig 8 7 1 fig 8 7 2 Recline Adjustments and Procedures Pivot point adjustment 1 The pivot point seat back height may be moved up in the seat back bracket The factory setting is 4 measured from th...

Page 76: ...to replace the back pan with a larger pan to decrease the gap from the bottom of the back to the seat pan fig 8 8 1 fig 8 8 2 2 Use a 7 16 socket and ratchet to remove the bolts holding pivot point A...

Page 77: ...er the inside or outside bolt hole C and then re tighten bolts to specifications A B fig 8 9 1 C fig 8 9 2 2 Height adjustment for the armrest also utilizes the 5mm Hex Key Loosen the bolt as shown in...

Page 78: ...gure 8 10 2 4 For Extreme angle adjustments remove the outside shell of the armrest casing using a 7mm Hex Key on the bolt as shown in figure 8 10 3 fig 8 10 1 5 Remove the flathead socket screws hold...

Page 79: ...Options Non expandable 3 Axis controls 1 2 Axis box 4 5 and 7 0 AMP box used for Lift and Tilt figure 9 2 1 2 3 Axis 7 0 AMP box used for Tilt and power legrests figure 9 2 2 3 3 Axis 4 5 AMP box use...

Page 80: ...2 1 has 3 settings available with Toggling occurring in each of these settings On this example below hitting the blue will cause combined legrest to extend hitting yellow button will extend left moun...

Page 81: ...QM 7 SERIES SERVICE MANUAL PAGE 9 3 JANUARY 2012 SUNRISE MEDICAL Section 9 Reference Inhibit scheme...

Page 82: ...QM 7 SERIES SERVICE MANUAL PAGE 9 4 JANUARY 2012 SUNRISE MEDICAL Section 9 Reference R NET Joystick Omni Display Symbols...

Page 83: ...No Module 20 3 3 A 2nd hole 21 3 4 B 2nd hole X X Tilt Module X Tilt Module HD X X Lift Module X X Lift Tilt Combo QM710 QM715 QM720 X X X No Module 16 1 2 B 1st hole 17 1 3 C 1st hole 18 1 4 D 1st h...

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