Skyjack SJ9233 RT Service Manual
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Skyjack SJ9233 RT Service Manual

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SERVICE
MANUAL
SJ9233 RT, SJ9243 RT,
SJ9253 RT, SJ9664 RT
ROUGH TERRAIN SCISSORS
229046ACA
January 2021
ANSI/CSA, CE, AS, KC

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Summary of Contents for Skyjack SJ9233 RT

  • Page 1 SERVICE MANUAL SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT ROUGH TERRAIN SCISSORS 229046ACA January 2021 ANSI/CSA, CE, AS, KC...
  • Page 2 We sell worldwide for the brands: Genie, Terex, JLG, MultiQuip, Mikasa, Essick, Whiteman, Mayco, Toro Stone, Diamond Products, Generac Magnum, Airman, Haulotte, Barreto, Power Blanket, Nifty Lift, Atlas Copco, Chicago Pneumatic, Allmand, Miller Curber, Skyjack, Lull, Skytrak, Tsurumi, Husquvarna Target, Stow, Wacker, Sakai, Mi-T-M, Sullair, Basic, Dynapac, MBW, Weber, Bartell, Bennar Newman, Haulotte, Ditch Runner, Menegotti, Morrison, Contec, Buddy, Crown, Edco, Wyco, Bomag, Laymor, EZ Trench, Bil-Jax, F.S.
  • Page 3 This manual is for MEWPs with serial numbers: SJ9233 RT: A202 000 001 - A202 999 999 SJ9243 RT: A202 000 001 - A202 999 999 SJ9253 RT: A202 000 001 - A202 999 999 SJ9664 RT: A203 000 001 - A203 999 999 Please refer to the website (www.skyjack.com)
  • Page 4 It may also be used to alert against unsafe practices. IMPORTANT IMPORTANT indicates a procedure essential for safe operation and which, if not followed, may result in a malfunction or damage to the MEWP . SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 5: Table Of Contents

    Environment ..............38 SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 6 3.31 Dual Holding Valve Harness - SJ9233 RT, SJ9243 RT, SJ9253 RT ......76 3.32...
  • Page 7 Platform Control Box Wiring ............87 3.42 Electrical Schematic - No Options - SJ9233 RT, SJ9243 RT, SJ9253 RT ..... . 88 3.43 Electrical Schematic - All Options - SJ9233 RT, SJ9243 RT, SJ9253 RT .
  • Page 8 Release the brakes manually ........... . 161 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 9 5.8-12 Calibration ..............219 SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 10: Section 1 - Scheduled Maintenance

    2 years or 3000 hours, whichever occurs first. Any defective part will be replaced or repaired by your local Skyjack dealer at no charge for parts or labor. In addition, all products have a 5 year structural warranty.

  • Page 11: Maintenance And Inspection Schedule

    Any unit that is damaged or not operating properly during maintenance procedures. must be immediately tagged and removed from Preventive maintenance is the easiest and least service until proper repairs are completed. expensive type of maintenance. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 12: Hydraulic System & Component Maintenance And Repair

    6. When removing any hydraulic component, be sure to cap and tag all hydraulic lines involved. Also, plug the ports of the removed components. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 13: Maintenance Hints

    2. Maintain a sufficient quantity of clean hydraulic oil of the proper type and viscosity in the hydraulic reservoir. 3. Keep all connections tight. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 14: About This Section

    Disconnect the batteries by disconnecting the ▪ main power connectors. Legend Repair any damaged or malfunction ▪ Pass components before operating MEWP . Keep records on all inspections. ▪ Not applicable SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 15: Owner's Annual Inspection Record

    It must be filled out after an annual inspection has been completed. Do not use the MEWP if an inspection has not been recorded in the last 13 months. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 16: Frequent/Periodic/Annual/Pre-Delivery Inspection Checklist

    Frequent/Periodic/Annual/Pre-Delivery Inspection Checklist Section 1 – Scheduled Maintenance 1.4 Frequent/Periodic/Annual/Pre-Delivery Inspection Checklist SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 17: General Inspections

    Make sure that the MEWP is on a firm, level surface before you do the visual and daily maintenance inspections. If you do not obey, there is a risk of machine damage. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 18: Base/Engine

    Do an inspection of the service indicator on ▪ propane tank, hoses and fittings. the air cleaner. Replace the filter element if Make sure there is no indication of propane ▪ necessary. leakage. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 19 If applicable, do a check on the battery fluid ▪ levels. If the plates do not have a minimum 13 mm (1/2 inch) of solution above them, add distilled or demineralized water. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 20 WARNING Make sure there is no visible damage. ▪ Do not use tires other than the tires that Skyjack Add grease if necessary. Refer to section 5.3-6 ▪ specifies for this MEWP . Do not mix different types Axle Grease Points of tires or use tires that are not in good condition.
  • Page 21 Do a check on the gauge on the side of the ▪ hydraulic oil tank. The hydraulic oil level must be at or a small distance above the top mark of the gauge. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 22 There are no cracks in the welds or structure. ▪ There are no signs of deformation. ▪ Ladder Make sure there are no loose or missing parts. ▪ Make sure there is no visible damage. ▪ SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 23: Scissors Inspection

    MEWP are correctly attached. Make sure there is no visible damage. ▪ Make sure there is no dirt or blockages in the ▪ slider or roller paths. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 24 Look for signs of damage, elongation and ovality of the hole. 3. If there is no structural damage to the scissor arms, replace the pins and bushings with new components. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 25 Broken retainer bolt Center Pin - Outer Rust around the pin Rotated pin Rust around pin boss Thrust washer Center Pin - Middle Broken pin boss Stress cracks Center Pin - Inner 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 26: Platform Inspections

    2. Use the MEWP ladder to exit the platform. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 27: Function Tests

    ▪ operation manual with the same serial number as your MEWP . The operation manual has the instructions on which tests to do and how to do them correctly and successfully. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 28: Section 2 - Maintenance Tables And Diagrams

    SHORT 90°, FEMALE, 37° JIC, SWIVEL SHORT 90°, FEMALE, 37° JIC, SWIVEL 100R17 FEMALE, 37° JIC, SWIVEL REUSABLE MALE PIPE THREAD FITTING 300 PSI REUSABLE MALE PIPE THREAD FITTING NO FITTING 300 PSI SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 29 MEDIUM 90°, FEMALE, 37° JIC, SWIVEL FEMALE, 37° JIC, SWIVEL 100R19 LONG 90°, FEMALE, 37° JIC, SWIVEL FEMALE, 37° JIC, SWIVEL 100R19 LONG 90°, FEMALE, SAE ORFS, SWIVEL FEMALE, SAE ORFS, SWIVEL 100R15 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 30: Torque Specifications For Fasteners (Us Imperial)

    1180 2630 1979 4284 3200 1/2-20 ft-lb 2200 1640 3560 2660 1 1/2-12 1329 2983 2224 4827 3606 NOTE: Lubed includes lubricants such as lubrizing, oil, grease, or uncured Loctite. 1374AA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 31: Torque Specifications For Fasteners (Metric)

    M33 x 3.50 1990 1493 2849 2137 ft-lb 1886 1415 2699 2024 M36 x 4.00 2557 1918 3659 2744 NOTE: Lubed includes lubricants such as lubrizing, oil, grease, or uncured Loctite. 1375AA 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 32: Torque Specifications For Hydraulic Couplings & Hoses

    Min. Max. 1/4" 6.75 1/4" 3/8" 3/8" 1/2" 27.66 1/2" 5/8" 46.33 5/8" 3/4" 72.33 3/4" 1" 100.5 1" 1 1/4" 101.5 1 1/4" 1 1/2 1 1/2 2" 2" 1276AA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 33: Axle Torque Specifications

    Anaerobic product apt to prevent the loosening of screws, nuts and plugs. Used for medium-strength ▪ locking. Before using it, completely remove any lubricant by using the specific activator. To remove parts, it may be necessary to heat them at 80˚C approx. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 34: Axle Maintenance Intervals

    Size of Screw 8G/8.8 10K/10.9 12K/12.9 M10 X 1.25 M14 X 1.5 * Initially after 100 working hours & when it starts sounding noisy 1376AB NOTE 1 Nm = 0.7376 ft-lb SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 35: Specifications - Sj9253 Rt, Sj9243 Rt, Sj9253 Rt

    Maximum Gradeability Tires (Solid Rubber) 33 x 12 x 20 Tank Capacity 87 L (23 gal) * Weights are approximate; refer to the MEWP nameplate for the specific weight. 2092AB 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 36: Specifications - Sj9664 Rt

    Elevated Drive Speed Maximum Gradeability Tires (Solid Rubber) 33 x 12 x 20 Tank Capacity 117 L 31 gal 2124AA * Weights are approximate; refer to the MEWP nameplate for the specific weight. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 37: Fluids

    *In cold conditions, 14°F / -10°C and below, machines should be equipped with the optional cold weather kit. ** In extreme cold conditions, 0°F / -18°C and below, machines should be equipped with the optional arctic weather kit. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 38: Floor Loading Pressure

    WARNING Do not use tires other than the tires that Skyjack specifies for this MEWP . Do not mix different types of tires or use tires that are not in good condition. Only replace the tires with the same types that are approved by Skyjack.

  • Page 39: Maximum Platform Capacities (Evenly Distributed)

    1794AC NOTE Occupants and materials are not to exceed the rated load. Refer to the capacity label at the sides of the platform for additional information and models equipped with options. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 40: Section 3 - System Component Identification And Schematics

    Section 3 – System Component Identification and Schematics SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 41: Electrical Symbol Chart

    POTENTIOMETER SINGLE THROWN LEVEL SENSOR SWITCH RELAY DOUBLE POLE TEMPERATURE SINGLE POLE DOUBLE POLE DOUBLE THROW SWITCH DOUBLE THROW SINGLE THROW RELAY RELAY RELAY TRIPLE POLE RHEOSTAT DIODE DOUBLE THROW RELAY 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 42: Hydraulic Symbol Chart

    CLOSED VALVE THREE POSITION TWO POSITION TWO POSITION FOUR WAY TWO WAY THREE WAY VALVE CLOSED CENTER NORMALLY CLOSED PORT OPEN VALVE PRESSURE PILOT LINES Dashed MAIN LINES Solid TRANSDUCER SERVO SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 43: Wire Number And Color Code

    WHT/BLK/ ORG/RED GREY/BRN GREY/GRN WHT/BLK BLK/RED GREY/RED GREY/BLU BLU/ORG BLU/GRN BLU/RED GREY/YEL 86/87 PUR/BLU BLU/BRN GRN/BLU BLU/PUR WHT/BRN BLK/ORG YEL/RED ORG/GRN PINK YEL/PINK RED/GREY WHT/PUR PUR/GRN WHT/YEL ORG/YEL RED SHLD PUR/PINK 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 44: Hydraulic Parts List

    CYLINDER, Lift - level 1 cushion 222215 CYLINDER, Lift - level 1 cushion 229302 COUNTERBALANCE, Drive forward 229302 COUNTERBALANCE, Drive reverse 171412 CHECK VALVE, Steer LS 171412 CHECK VALVE, Drive LS SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 45 ORIFICE, Steer 0.020" 231756 ORIFICE, Drive 0.035" 151691 FITTING, with orifice 0.035” 231755 ORIFICE, 0.090'' pressure plug 233000 PUMP , Piston 28CC 4200PSI 159831 BRAKE HAND PUMP 229298 PRESSURE REDUCING VALVE, Auxiliary 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 46 RELIEF VALVE, Holding (3500 psi) 231759 RELIEF VALVE, Holding (3500 psi) 231759 RELIEF VALVE, Holding (3500 psi) 210292 SNUBBER, 5um 229295 VALVE, Priority steer 206190 VALVE, Directional valve 141436 VALVE, Brake release SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 47: Electrical Parts List

    PILOT LIGHT, Lift 226129 PILOT LIGHT, Drive 226129 PILOT LIGHT, Outrigger mode 226129 PILOT LIGHT, Diff lock 226144 PILOT LIGHT, EcoStart 210051 SWITCH, Main disconnect (base controls) 144652 SWITCH, Emergency stop (base controls) 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 48 SWITCH, Right rear outrigger 102853 SWITCH, Right front outrigger 102853 SWITCH, Left front outrigger 226143 SWITCH, SGLE 102853 SWITCH, Toggle - start - Kubota D1305 115573 SWITCH, Toggle - start - Kubota WG972 SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 49: Drive Manifold - Hose Port Identification

    To system pump X To system pump B GP1 test port PILOT To auxiliary manifold T To generator P To auxiliary manifold PILOT To motor shift manifold 3 To auxiliary manifold LS M215851AC-1 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 50: Drive Manifold - Hydraulic & Electrical Component Identification

    Orifice 0.020" Drive forward Auxiliary pressure counterbalance valve reducing valve Flow control valve Drive LS check valve ORF2 Directional drive valve Orifice 0.035" Steer LS check valve Auxiliary LS orifice M215851AC-1 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 51: Auxiliary Manifold - Hose Port Identification

    Right Left Front Brake hand pump 2H-13 Lower valve 3H-14 Lift valve 3H-30 Lift relief valve Brake valve PD LS check valve Outrigger LS check valve Pilot presure reducing valve M215838AC-1 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 52: Auxiliary Manifold - Hydraulic & Electrical Component Identification

    Right Left Front Brake hand pump 2H-13 Lower valve 3H-14 Lift valve 3H-30 Lift relief valve Brake valve PD LS check valve Outrigger LS check valve Pilot presure reducing valve M215838AC-1 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 53: Outrigger Manifold

    To auxiliary manifold OTR LS 5H-77A/5H-73A Rear right outrigger extend/retract Back 5H-76A/5H-72A To auxiliary manifold OTR T Rear left outrigger extend/retract Front left outrigger 5H-75A/5H-71A cylinder extend Front left outrigger extend/retract M215797AD 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 54: Pressure Reducing & Motor Shift Manifolds

    To drive motor S1 To motor shift manifold 2 Pressure Reducing Motor Shift Manifold Manifold Orifice (0.035") To pressure reducing manifold 3 To drive manifold PD T CV15 Check valve To drive manifold PILOT 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 55: Outrigger Manifold Harness

    3.12 Outrigger Manifold Harness 222195AA 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 56: Drive Manifold Harness

    PIN 1 - 14 - BLACK PIN 2 - 02 - WHITE PIN 2 - 02 - WHITE PIN 2 - 02 - WHITE PIN 2 - 02 - WHITE M215820AE-Harness 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 57: Drive Manifold Harness Schematic

    02 - WHITE - 14 20B- BLACK/WHITE/RED - 16 13 - ORANGE - 16 14 - BLACK -16 02 - WHITE - 14 20B- BLACK/WHITE/RED - 16 02 - WHITE - 14 M215820AE-Wiring 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 58: Kubota D1305 Engine Harness

    PIN 42 - 31A - RED/WHITE PIN 21 - 32A - GREEN/BLACK PIN 43 - 1106 - BROWN PIN 22 - 103C - RED PIN 44 - 37A - BLUE/WHITE M215856AE - SM 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 59: Kubota D1305 Engine Harness Schematic

    1106-BN-18 37A-BU/WH-18 TO MAIN BATTERY TO START SWITCH TO START SWITCH TO START SWITCH DISCONNECT TO MACHINE CONTROLLER HARNESS 31BCR 32CR 32-GN/BK-18 103B-RD-16 103-RD-14 S103 103-RD-14 103-RD-14 103B-RD-14 ENGINE FUSEBOX M215856AE_2 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 60: Kubota Wg972 Engine Harness

    TO PRE O2 SENSOR TO START TOGGLE SWITCH 1002,1030, 1054,1060 32, 37, 5A, CAN2L, CAN2H 1060,3002 1009, 1005, 1060, 1060, 1008, 50A, 1070, 1060 1017 1070 1060 1070 1003 00,00 1044 222189AC-2 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 61: Kubota Wg972 Engine Harness Schematic

    1060-BLK-18 S1070 1070-RD-12 1070-RD-18 1070CR 1009-BRN/GRN-18 POWER RELAY 1060-BLK-12 5A-PUR/WHT-18 5A-PUR/WHT-18 50ACR 50A-OR-18 RELAY 50B-OR-18 TERM TERM TERM TERM TERM TERM START GAS/PROPANE CHECK ENGINE TOGGLE SWITCH TOGGLE SWITCH LIGHT M222189AC-3 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 62: Fuel Pump Harness

    3.19 Fuel Pump Harness M166628AC 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 63: Ecu Power Harness

    3.20 ECU Power Harness M166776AB 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 64: Pressure Transducer Harness - Sj9233 Rt, Sj9243 Rt, Sj9253 Rt

    3.21 Pressure Transducer Harness - SJ9233 RT, SJ9243 RT, SJ9253 RT M12 CONNECTOR MOLEX CONNECTOR WIRE COLOUR PIN 1 PIN 1 BROWN PIN 2 NOT USED PIN 3 PIN 3 BLUE PIN 4 PIN 2 BLACK M211948AC 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 65: Outrigger Control Harness

    3.22 Outrigger Control Harness M215890AB 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 66: Outrigger Terminal Strip

    COLOUR GAUGE PURPLE/BLACK 16 AWG GREEN/BLACK 16 AWG RED/BLACK 16 AWG GREEN 16 AWG 16 AWG WHITE 16 AWG WHITE/BLACK 16 AWG BLACK 16 AWG BLACK/WHITE 16 AWG 5A 5A M222193AB 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 67: Machine Controller Harness - Sj9233 Rt, Sj9243 Rt, Sj9253 Rt

    3.24 Machine Controller Harness - SJ9233 RT, SJ9243 RT, SJ9253 RT TO BASE CONTROL BOX, J8 - TO P8 MACHINE CONTROLLER P10 - HARNES CONTROL -A PIN 1 - 59 - ORANGE/BLACK PIN 2 - 28 - GREEN/RED PIN 1 - 74 - BLACK/RED/GREEN...

  • Page 68: Machine Controller Harness - Wiring Diagram - Sj9233 Rt, Sj9243 Rt, Sj9253 Rt

    3.25 Machine Controller Harness - Wiring Diagram - SJ9233 RT, SJ9243 RT, SJ9253 RT TO P4 ON MACHINE CONTROLLER TO P5 ON MACHINE CONTROLLER TO P8 ON MACHINE CONTROLLER TO BASE CONTROL BOX 13 14 13 14 13 14 60A-BK/RD/GN-18...

  • Page 69: Machine Controller Harness - Sj9664 Rt

    PIN 4 - 02 - WHITE PIN 5 - 5A - PURPLE/BLACK PIN 6 - 902 - WHITE PIN 7 - 28 - GREEN/RED PIN 8 - 28A - GREEN/RED M238631AB-1 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 70: Machine Controller Harness - Wiring Diagram - Sj9664 Rt

    PIN 1 - CAN2H - YELLOW PIN 1 - CAN2H - YELLOW PIN 2 - CAN2L - GREEN PIN 2 - CAN2L - GREEN PIN 3 - N/U PIN 3 - N/U M238631AB-2 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 71: Base Control Cable

    POSITION 25 70A - YELLOW/WHITE POSITION 26: 85 - GRAY/BLUE POSITION 27: 32D - GREEN/BLACK POSITION 28: 20A - BLACK/WHITE/RED POSITION 29: 14A - BLACK POSITION 30: N/U M215889AC - SM 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 72: Control Harness A

    P10 - TO MACHINE CONTROLLER HARNESS J10 BACK VIEW TO BASE CTRL BOX WIRE ENDS TO BE STRIPPED 6MM P18 - TO MACHINE CONTROLLER TO H1 - HORN HARNESS J18 BACK VIEW WIRING SCHEMATICS M215830AE 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 73: Control Harness B

    PIN 5 - PIN 6 - PIN 7 - CAN2H- YELLOW PIN 8 - CAN2L - GREEN PIN 9 - 19A - RED/WHITE PIN 10 - PIN 11 - PIN 12 - M215831AE 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 74: Dual Holding Valve Harness - Sj9233 Rt, Sj9243 Rt, Sj9253 Rt

    3.31 Dual Holding Valve Harness - SJ9233 RT, SJ9243 RT, SJ9253 RT LABEL TERMINAL COLOUR LABEL TERMINAL COLOUR LEVEL 1 LEVEL 1 BLACK (+12 VDC) BLACK (+12 VDC) WHITE (GND) WHITE (GND) LABEL TERMINAL COLOUR LABEL TERMINAL COLOUR LEVEL 2...

  • Page 75: Holding Valve Harnesses - Sj9664 Rt

    13C - BLACK - 18 13D - BLACK - 18 13D - BLACK - 18 02 - WHITE -18 02 - WHITE -18 02 - WHITE -18 02 - WHITE -18 M2386333AA_M238634AA 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 76: Angle Transducer/Beeper/Flashing Light Harness - Sj9664 Rt

    BACK VIEW CAVITY CIRCUIT # COLOUR PURPLE/BLACK WHITE GREEN/RED GREEN/RED BACK VIEW CAVITY CIRCUIT # COLOUR 02 - WHITE BLUE/YELLOW ORANGE/BLUE WHITE WHITE PURPLE/BLACK WHITE 02 - WHITE GREEN/RED GREEN/RED M238182AA-1 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 77: Load Cell Module Harness - Sj9664 Rt

    PIN 4 - -S1 - WHITE PIN 5 - +S2 - BROWN PIN 5 - +S2 - BROWN PIN 6 - -S2 - BLUE PIN 6 - -S2 - BLUE M238780AB-1 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 78: Load Cell Module Power Harness - Sj9664 Rt

    PIN 2 - 02 - WHITE PIN 2 - 02 - WHITE 5A - BLACK - 18 5A - BLACK - 18 02 - WHITE -18 02 - WHITE -18 WIRING SCHEMATIC M238781AA-1 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 79: Load Cell Module Can Harness - Sj9664 Rt

    CAN H - BROWN - 20 CAN H - BROWN - 20 CAN L - WHITE - 20 CAN L - WHITE - 20 SHLD - GREEN - 18 WIRING SCHEMATIC M238782AB-1 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 80 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 81: Hydraulic Schematic - Sj9233 Rt, Sj9243 Rt, Sj9253 Rt

    3.37 Hydraulic Schematic - SJ9233 RT, SJ9243 RT, SJ9253 RT 9253 ONLY LIFT - TOP/LEFT LIFT - TOP/RIGHT CYLINDER CYLINDER 2H-13E-1 2H-13E-2 3500 3500 MB6 - HOLDING MB9 - HOLDING VALVE MANIFOLD VALVE MANIFOLD SAE 08 SAE 08 MB12 C1-9243/53, C2-9233...

  • Page 82: Hydraulic Schematic - Sj9664 Rt

    PRESSURE OVERRIDE: 4200 PSI STANDBY: 300 PSI 3250 2H-85A CV17 MB7 - PRESSURE REDUCING MANIFOLD CV16 GENERATOR MOTOR 18cc/1.1ci MB6 - GENERATOR MANIFOLD 7.5 kW GENERATOR OPTION 3.38 Hydraulic Schematic - SJ9664 RT M238767AB SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 83: Base Control Box Wiring - With Outriggers

    PURPLE/WHITE 16 AWG BLUE/WHITE 16 AWG BLUE/WHITE 14 AWG ORANGE 14 AWG ORANGE 14 AWG ORANGE 16 AWG ORANGE 16 AWG RED/WHITE 16 AWG GREEN/BLACK 16 AWG KEY SWITCH E-STOP M215898AC SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 84: Base Control Box Wiring - No Outriggers

    20A - BLACK/WHITE/RED 14A - BLACK ENGINE START/GLOW PLUG NOTE: THE FOLLOWING WIRES TO BE SPLICED TOGETHER ACCORDING TO SPS-PM-023 08CR 49CR PLFM SEL HORN 165B 165B KEY SWITCH E-STOP M222194AD SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 85: Platform Control Box Wiring

    JOYSTICK HARNESS HARNESS RED and 12V SUPPLY BLUE WHITE/BLACK 0V REF WHITE/RED BLACK RIGHT BLUE/WHITE WHITE LEFT BLACK/RED WHITE/RED ENABLE GREEN/WHITE WHITE/BLUE PROP . OUT ORANGE/RED BLUE BACK VIEW M222183AB - SM SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 86: Electrical Schematic - No Options - Sj9233 Rt, Sj9243 Rt, Sj9253 Rt

    3.42 Electrical Schematic - No Options - SJ9233 RT, SJ9243 RT, SJ9253 RT 9233 - R1=7OHM 9243 - R1=3OHM 9253 - R1=2OHM Refer to 3.46 Engine Electrical Schematic - Kubota D1305 Refer to 3.47 Engine Electrical Schematic - Kubota WG972 3.42 Electrical Schematic - No Options -...

  • Page 87: Electrical Schematic - All Options - Sj9233 Rt, Sj9243 Rt, Sj9253 Rt

    3.43 Electrical Schematic - All Options - SJ9233 RT, SJ9243 RT, SJ9253 RT 9233 - R1=7OHM 9243 - R1=3OHM 9253 - R1=2OHM Refer to 3.46 Engine Electrical Schematic - Kubota D1305 Refer to 3.47 Engine Electrical Schematic - Kubota WG972...

  • Page 88: Electrical Schematic - No Options - Sj9664 Rt

    3.44 Electrical Schematic - No Options - SJ9664 RT R1=2 OHM Refer to 3.46 Engine Electrical Schematic - Kubota D1305 Refer to 3.47 Engine Electrical Schematic - Kubota WG972 3.44 Electrical Schematic - No Options - SJ9664 RT M238773AB SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 89: Electrical Schematic - All Options - Sj9664 Rt

    R1=2 OHM Refer to 3.46 Engine Electrical Schematic - Kubota D1305 Refer to 3.47 Engine Electrical Schematic - Kubota WG972 CAN2L CAN2H 3.45 Electrical Schematic - All Options - SJ9664 RT M238768AB SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 90: Engine Electrical Schematic - Kubota D1305

    3.46 Engine Electrical Schematic - Kubota D1305 M215795AA_2 SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 91: Engine Electrical Schematic - Kubota Wg972

    3.47 Engine Electrical Schematic - Kubota WG972 M215795AA_3 SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 92: Section 4 - Troubleshooting Information

    “probable cause.” The information in the right-hand column, in bold text, represents the “remedy” to the “probable cause” directly beside it. See the example below for clarification. 1. Probable cause Remedy SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 93: Electrical System

    Stop switch S2 from Terminal Board Module TBM screw #4. Replace if defective. 10. Loose or broken wire #00 from battery B- to Check continuity. Replace if defective. Circuit Breaker CB2. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 94 Check continuity. Test for 12V supply voltage 20. Loose or broken wire #7A from Off/Base/Platform between wire #7A and wire #02. Key switch S3 to Platform Emergency Stop switch S4. Replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 95 Check HMI Display screen. Use Diagnostic Menu to see switch and sensor status. 29. External or internal fault detected by Machine Controller. Correct trouble code as displayed. Replace module if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 96: All Functions Inoperative From Base

    #10B on switch when closed. 10. Open or defective Function Enable toggle switch Test for supply voltage between wire #10B and wire S15. #02. Replace switch if no continuity during switch function. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 97 Check HMI Display screen. Use Diagnostic Menu to see switch and sensor status. 17. External or internal fault detected by Machine Controller. Correct trouble code as displayed. Replace module if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 98: All Functions Inoperative From Platform

    Check continuity between wire #5A and wire #8A on the N.O. contact when the relay is energized. Test for 12V supply voltage between wire #8A and wire #02. Replace relay if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 99: Engine Does Not Crank From Platform (Kubota Diesel D1305)

    Check continuity. Test for 12V supply voltage Relay 08CR to Platform Horn switch S5 jumping between wire #8A and wire #02. to all switches including Engine Start/Glow Plug Replace if defective. switch S6. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 100 15. Engine Fusebox Starter Relay 32CR is defective. Check continuity between wire #103B and wire #32B on the N.O. contact when the relay is closed and energized. Replace relay if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 101: Engine Does Not Crank From Platform (Kubota Dual Fuel Dg972)

    8. Defective Fuses F1, F2, or F3. Check fuses. Replace if defective. 9. Loose or broken wire #1070 from Battery B+ thru Check continuity. Replace if defective. Fuse F1 to Power Relay 1070CR. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 102 22. Loose or broken Large battery cable #00 from Check continuity. Replace if defective. Battery - (Neg) to Starter Contactor 32ACR. 23. Defective Starter Motor. Check Starter Motor. Repair or replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 103: Engine Does Not Crank From Base Controls

    Test for 12V supply voltage between wire #32 or 31 and wire #02. Replace switch if defective. 4. Loose or broken wire #31 from Base Start switch Check continuity. Replace if defective. S16 to Engine Harness pin 2. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 104: Glow Plugs Inoperative From Platform (Kubota Diesel D1305)

    Test for 12V supply voltage between wire #31 and wire #02. Replace if defective. 4. Loose or broken wire #31 from Glow Plug switch Check continuity. Replace if defective. S6 to Engine Harness pin 2 SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 105: Engine Cranks But Does Not Start (Kubota Diesel D1305)

    Check continuity. Replace if defective. Fuel Pump. 6. Loose or broken wire #1060 from ECU pin 10/11 to Fuel Pump, Pre O2 Sensor, ETV Relay 1060CR, Check continuity. Replace if defective. and Power Relay 1070CR. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 106 4 to Gas/Propane Toggle switch, and LPG Check continuity. Replace if defective. Relay 50ACR. 3. Loose or broken wire #50 from Gas/Propane Check continuity. Replace if defective. Toggle switch to ECU pin 31. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 107: 11 Drive And Steer Inoperative

    Check continuity. Test for 12V supply voltage Relay 08CR to Platform Horn switch S5 jumping between wire #8A and wire #02. to all switches including Lift/Off/Drive Selector Replace if defective. switch S9. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 108 10. Loose or broken wire #19 from Joystick Enable switch S10 to Machine Controller pin #P7-11. Use HMI Diagnostic menu to ensure Input P7-11 (Enable signal) signal is present. Replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 109: 12 Brakes Do Not Release

    Check continuity through coil. Replace if defective. Check HMI Display screen. Use Diagnostic Menu to see Output status. 5. External or internal fault detected by Machine Controller. Correct trouble code as displayed. Replace module if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 110: 13 Steer Right Inoperative

    Operate switch. Check continuity. Test for 12V Supply voltage between wire #23A and 9. Defective Steer Right switch S11 in Joystick A1. wire #2C on Joystick when switch is closed. Replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 111: 14 Steer Left Inoperative

    4. Loose or broken wire #12 from Lift/Off/Drive switch S9 to Machine Controller pin #P7-10. Use HMI Diagnostic menu to ensure Input P7-10 (Drive selected signal). signal is present. Replace if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 112 Replace if defective. 13. Loose or broken wire #02 to Steer Left Valve coil 4H-24 from Terminal Board Module TBM screw Check continuity. Replace if defective. B- bus bar. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 113: 15 Reverse Drive Inoperative

    Check continuity. Test for 12V supply voltage 6. Loose or broken wire #8A from Platform Select between wire #8A and wire #02. Relay 08CR to Joystick Enable switch S10. Replace if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 114 Module VCCM pin P2-1 and P2-2 to Reverse Use HMI Diagnostic menu to ensure Output signal Drive Valve coil 3H-15. is present. Replace if defective. 14. Defective Proportional Reverse Valve coil 3H-15. Check coil. Replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 115: 16 Forward Drive Inoperative

    Check continuity. Test for 12V supply voltage 6. Loose or broken wire #8A from Platform Select between wire #8A and wire #02. Relay 08CR to Joystick Enable switch S10. Replace if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 116 Module VCCM pin P1-1 and P1-2 to Forward Use HMI Diagnostic menu to ensure Output signal Drive Valve coil 3H-16. is present. Replace if defective. 14. Defective Proportional Forward Valve coil 3H-16. Check coil. Replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 117: 17 High Speed/High Torque/Hill Climb Range Inoperative

    6. Defective High Speed/High Torque/Hill Climb wire #02 when operating switch. switch S8. (High Torque Mode). Test for 12V supply voltage between wire #20A and wire #02 when operating switch. (Hill Climb Mode). Replace if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 118: 18 Differential Lock Will Not Engage

    3. Outrigger/Off/Diff Lock switch S7 is set to an on switch when Diff Lock mode is selected. Test incorrect mode. for 12V supply voltage between wire #165 and wire #02 when operating switch. Replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 119: 19 Lift (Up) Circuit Inoperative From Platform (No Outriggers)

    Check continuity. Test for 12V supply voltage Relay 08CR to Platform Horn switch S5 jumping between wire #8A and wire #02. to all switches including Lift/Off/Drive Selector Replace if defective. switch S9. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 120 13. Loose or broken wire #02 to Lift Valve coil 3H-14 Check continuity. Replace if defective from Terminal Board Module TBM screw B- 14. Defective Proportional Lift Valve coil 3H-14. Check coil. Replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 121: 20 Lift (Up) Circuit Inoperative From Platform When Using Outriggers

    Check switch. Test for 12V supply voltage between wire #68 and wire #02. 9. Defective or misaligned Outrigger Left Rear Limit See Section 5 Procedures on aligning limit switch LS5. switches. Replace if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 122 Down Valve coil 5H-77A from Terminal Board Check continuity. Replace if defective. Module TBM screw B- 19. Defective Right Rear Outrigger Down Valve coil Check continuity through coil. Replace if defective. 5H-77A. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 123 Front Limit switch LS8 to Outrigger terminal Use HMI Diagnostic menu to ensure Input P14-10 strip and then to Machine Controller pin P14-10. signal is present. (Outrigger Right Front Extended signal) Replace if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 124: 21 Lift (Up) Circuit Inoperative From Platform With Outriggers Retracted

    6. Loose or broken wire #64 from Outrigger between wire #64 and wire #02. Left Rear Limit switch LS1 to Terminal strip to Outrigger Right Rear Limit switch LS2. Replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 125: 22 Lift (Up) Circuit Inoperative From Base

    Correct trouble code as displayed. Replace module if defective. 4.2-22 Lift (Up) Circuit Inoperative from Base Check HMI display screen and follow instructions 1. Display HMI is broadcasting an error message. to clear error. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 126 8. "Loose or broken wire #14A from Lift/Lower switch S13 to Machine Controller pin #P7-6 Use HMI Diagnostic menu to ensure Input P7-6 (Lift selected signal)." signal is present. Replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 127: 23 Lower (Down) Circuit Inoperative From Platform

    4. Lift/Off/Drive switch S9 is set to an incorrect on switch when Lift mode is selected. mode. Test for 12V supply voltage between wire #09 and wire #02 when operating switch. Replace if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 128 Check continuity through coil. Replace if defective. Check HMI Display screen. Use Diagnostic Menu to see Output status. 14. External or internal fault detected by Machine Controller. Correct trouble code as displayed. Replace module if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 129: 24 Down Circuit Inoperative From Base

    Check continuity between wire #10B and wire #14A on switch when Lift is selected. Test for 12V supply voltage between wire #14A and wire #02 when operating switch. Replace if either switch contact is defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 130: 25 Belt Driven 3.5Kw Generator Inoperative (If Equipped)

    2. Loose or broken wire #8A from Platform Select between wire #8A and wire #02. Relay 08CR to Platform Horn switch S5 jumping to all switches including Generator switch S17. Replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 131 Test for 12V supply voltage between wire #85A and wire #00. Replace relay if defective. 11. Loose or broken wire #85A from Generator Relay 85CCR to Generator valve 2H-85A and Cooler Check continuity. Replace if defective. Fan motor. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 132: 27 Hydraulic 7.5Kw Generator Does Not Shut Off From Generator Switch (If Equipped)

    Check Generator. Replace if defective. Check HMI Display screen. Use Diagnostic Menu to see Output status. 7. External or internal fault detected by Machine Controller. Correct trouble code as displayed. Replace module if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 133: 28 Left Rear Outrigger Inoperative Manually

    7. Loose or broken wire #74 from Outrigger Left Rear switch S18 to Machine Controller pin #P15- Use HMI Diagnostic menu to ensure Input P15-6 6. (Outrigger UP request signal) signal is present. Replace if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 134: 29 Right Rear Outrigger Inoperative Manually

    Check continuity. Test for 12V supply voltage 2. Loose or broken wire #05 from Terminal Board between wire #05 and wire #02. Module TBM screw #4 to Function Enable switch S15. Replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 135 8. Loose or broken wire #77 from Outrigger Right Rear switch S19 to Machine Controller pin #P15- Use HMI Diagnostic menu to ensure Input P15-9 9. (Outrigger DOWN request signal) signal is present. Replace if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 136: 30 Right Front Outriggers Inoperative Manually

    #10B on switch when closed. 3. Open or defective Function Enable toggle switch Test for supply voltage between wire #10B and wire S15. #02. Replace switch if no continuity during switch function. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 137 10. Loose or broken wire #76A from Machine Controller P6-5 to Right Front Outrigger Up Valve Use HMI Diagnostic menu to ensure Output P6-5 coil 5H-76A. signal is present. Replace if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 138: 31 Left Front Outriggers Inoperative Manually

    Check continuity. Test for supply voltage between 5. Loose or broken wire #10B from Function Enable wire #10B and wire #02. toggle switch S15 to Outrigger Left Front switch S21. Replace if defective. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 139 Up Valve coil 5H-75A from Terminal Board Check continuity. Replace if defective. Module TBM screw B- bus bar. 13. Defective Left Rear Outrigger Down Valve coil Check continuity through coil. Replace if defective. 5H-75A. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 140: 32 Pressure Transducer Pt1 Inoperative - Sj9233/43/53 Rt

    4. Loose or broken twisted pair CANbus communication cable from Machine Controller Check continuity of CanH and CanL wires. pin P2-1 (CanH) and/or P2-2 (CanL) to Load Cell Interface P4-1 and P4-2 respectively. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 141: 34 Angle Transducer At1 Inoperative

    Check operation. Replace if defective. Check HMI Display screen. Use Diagnostic Menu to see Output status. 7. External or internal fault detected by Machine Controller. Correct trouble code as displayed. Replace module if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 142: Hydraulic System

    6. Incorrectly adjusted or defective Pressure Adjust valves. Repair or replace if defective. Reducing valves PR1 and/or PR2 preventing pilot See Section 5 Procedures for pressure setting. pressure for Forward and Reverse valves. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 143: Reverse Drive Inoperative

    5. Bypassing or defective Brake SAHR cylinders Check Rear Axle Brake operation. Repair or replace C8L and C8R (SJ9233/43/53 RT) or C4L and C4R if defective. (SJ9664 RT) in Rear Drive Axle. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 144: Brakes Will Not Engage

    4.3-10 2-Speed Motor Will Not Engage - SJ9664 RT 1. Defective or incorrectly set Pressure Reducing Check valve. Repair or replace if defective. valve PR3. See Section 5 Procedures for pressure setting. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 145: 11 Lift (Up) Circuit Inoperative - Sj9233/43/53 Rt

    Fully lower the Platform and fill tank to top mark on 8. Hydraulic oil level too low. sight gauge. 9. Stuck or defective Holding valve(s) 2H-13C-1, or Check valves. Repair or replace if defective. 2H-13D-1. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 146: 13 Lower (Down) Circuit Inoperative

    Manifold and CV8 in Aux. Manifold are clean and operating. Replace if defective. 4.3-16 Left Front Outrigger Inoperative 1. Stuck or defective Retract valve 5H-71A or Extend Clean valve. Replace if defective. valve 5H-75A. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 147: 17 Right Front Outrigger Inoperative

    Replace if defective. 2. Load Sense circuit preventing pump from achieving full stroke. SJ9664 RT - Check that Check Valve CV12 is clean and operating. Replace if defective. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 148: 20 Outrigger(S) Drift Down - Sj9233/43/53 Rt

    Clean valve(s). Replace if defective. Right Rear (CV15) and/or Left Rear (CV16) 2. Outrigger Cylinder(s) bypassing; Left Front (C6), Right Front (C7), Right Rear (C8) and/or Left Rear Repack cylinder(s). Replace if defective (C9). SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 149: Section 5 - Procedures

    5. Turn the main power disconnect switch to the off position. After completing any procedure which involves modifying, adjusting, or replacing any hydraulic or electrical components, perform all of the function tests given in your unit’s Operating Manual. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 150: Base

    9. Clean up any oil that may have spilled during this procedure. 10. Check the hydraulic oil level. The hydraulic oil level should be at or slightly above the top mark on the sight gauge. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 151: Outrigger Lower Limit Switch Replacement And Adjustment

    5. Strip the ends from each wire and crimp a ferrule onto each wire end. 6. Insert the wires into the connector end removed previously. Reconnect the connector. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 152 Pin 2 - 61 - Green/Black To P14-6 Pin 5 - 67 - Black To P14-8 Pin 6 - 68 - Black/White to P14-7 Pin 3 - 65 - White To P14-9 Outrigger Extended 5A 5A 5A 5A 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 153: Axles

    Figure 01 Diagram 5-4. Wheel Fastener Tightening Sequence 2. Again, confirm that each wheel fastener is torqued to the specified tolerance. Re-torque as necessary until all fasteners are properly torqued. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 154: Change The Oil In The Axles

    Refer to Specifications - SJ9253 RT, SJ9243 RT, SJ9253 Oil filling Oil draining 7. Reinstall the check level plug. 8. Reinstall the oil fill plug. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 155: Axle Grease Points

    Refer to 2.6 Axle Maintenance Intervals for the recommended grease types. Outrigger Outrigger Grease Point Grease Point 2x King Pins 2x King Pins U-Joint U-Joint Outrigger Outrigger Grease Point Grease Point SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 156: Brake Inspection

    2. Insert a 5.2 mm feeler gauge in the rear axle into disks of either arm (i.e. the gauge doesn’t fit), the oil fill port. the brake disks must be replaced on both arms. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 157: Release The Brakes Manually

    WARNING Tip-over hazard. Disengage the brakes manually before you push, winch, or tow the MEWP . If you do not obey, there is a risk of death or serious injury. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 158 Engage the brakes immediately after the MEWP is at the necessary location. If you do not obey, there is a risk of death or serious injury. 7. Turn the freewheeling valve knob clockwise to a fully closed position. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 159: Engines

    WARNING Dispose of oil in accordance with local and federal regulations. 4. Install the oil drain plug with a new sealing ring. Tighten it firmly. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 160: Replace The Fuel Filter Element - Diesel

    7. Bleed the fuel system of air (refer to 5.4-3 Bleed the Fuel System of Air - Diesel). 8. Close the engine door. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 161: Bleed The Fuel System Of Air - Diesel

    4. Open the air vent plug on the top of the fuel injection pump a few turns. Some air bubbles should come out. 5. When no more air bubbles are seen, close the air vent plug. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 162: Replace The Air Cleaner Element

    2. Unlatch and remove the air cleaner cap. Use a cloth to clean any dirt or dust from out of the cap. 3. Remove the old air cleaner element by pulling it straight out. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 163: Check And Replenish The Radiator Coolant Level

    8. Start the engine and run it for a few minutes, then shut it off. 9. Check the coolant level on the radiator again, and add more coolant to the tank if needed. FULL Coolant Drain SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 164: Fan Belt Replacement And Adjustment

    4. Measure and adjust the fan belt deflection as described in the next section. Adjustment bolt Pulley cover 3. Retest the deflection, and continue to adjust as needed until it falls within the range specified above. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 165: Belt-Driven Generator Belt Replacement

    3. Measure and adjust the fan belt deflection as described in the next section. 3. Test the deflection again and adjust as needed until it falls within the range specified above. Adjustment Screw Tensioner Plate SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 166: Manifolds And Hydraulic Pumps

    11. Turn off the machine. 16. Reconnect the plug to the brake coil. 12. Remove the pressure gauge from the GP1 fitting. Cap the fitting. 13. Reconnect the plug to the brake coil. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 167: Load Sense Pressure Test

    7. Tighten the safety screw after pressure is set to 21 bar/305 psi. 8. Turn the engine off. 9. Remove the pressure gauge from the GP1 fitting. Cap the fitting. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 168: Lift Pressure Test

    5. Start the engine from the base control console 10. Reconnect the lift hose. and try to raise the platform. 6. If the reading is different than 207 bar/3000 psi, adjustment is necessary. 7. Reconnect the lift hose. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 169: Brake Pressure Test

    10. Reconnect the plug to the brake coil. 28 bar/400 psi. 10. Turn the engine off. 11. Remove the pressure gauge from the GP2 port and plug the port. 12. Reconnect the brake coil. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 170: Scissors

    6. Turn the main power disconnect switch to the connectors and remove the electrical harness. off position. 11. Remove the hose from the cylinder manifold. 7. Remove the manifold cover. Plug the hose end. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 171 15. Slowly lower the top end of the cylinder until it manifold valve. rests on the chassis. 26. Install the tee fitting into the brake port. 27. Connect the hydraulic hoses to the tee fitting. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 172: Upper Cylinder Removal And Replacement

    7. Slowly lower the top end of the cylinder until it rests on the piece of wood on the scissor stack. 3. Remove the clamp from the cylinder pin and set aside the hose and the electrical harness. Wood Cross bar 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 173 15. Connect the hydraulic hose into the cylinder manifold. 16. Connect the electrical harness into the cylinder manifold valve. 17. Repeat steps 1 to 16 of this section to remove and replace the other cylinder. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 174: Platform

    PCB and Handle Wires (6 pos, connector) Pin Out Colour Function Red & White/Black Power/handle com Black Ground White Handle rocker right steer White/Red Handle rocker left steer White/Blue Enable trigger Blue “Y” axis output 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 175: Gate Spring Hinge Adjustment

    4. Adjust the tension on both hinges until the gate releases and latches from a half open position. 5. Reinstall the safety locking screws into the hinges when tension adjustment is complete. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 176: Skycoded Module

    Communication CANbus Low (to VCCM) Not used Ground signal for CANbus CANbus Communication (duplicate of P1) Not used Communication CANbus High Not used Communication CANbus Low Not used Ground signal for CANbus 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 177 12V Output for Brake Solenoid Valve 3H-30 22 Orange/Blue 12V Output for FL1 – Beacon Flashing Light Not used Not used Not used Not used 12A Brown/Red 12V Output for PL4 – Drive Mode Lamp SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 178 Input 12V from S7 Outrigger/Off/Diff. Lock switch for Diff. Lock signal 09 Orange/Red Input 12V from S9 Lift/Off/Drive switch for Lift signal 12 Red/Black/Yellow Input 12V from S9 Lift/Off/Drive switch for Drive signal 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 179 Ground (GND) 0V reference for AT1 & PT1 transducers 02 White Ground (GND) 0V reference from Battery negative (negative bus bar on TBM) 2C White Ground (GND) 0V reference for Joystick SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 180 Input 12V from LS7 Outrigger Left Front Limit switch Down signal 66 White/Black Input 12V from LS8 Outrigger Right Front Limit switch Down signal Not used Not used Not used Not used 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 181 Input 12V from S19 Outrigger Right Rear Toggle switch Down request signal 412 Yellow/Blue Input 12V from TBM screw # 5 for Monitored circuit Not used Not used Not used Not used SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 182: Valve Driver Current Control Module (Vccm) Pin Reference Chart

    5.8-2 Valve Driver Current Control Module (VCCM) Pin Reference Chart Wire Number & Plug Wire function Colour Supply Input 5B Purple/Black 12V B+ Supply from Circuit breaker CB3 (via TBM B+) 02 White GND B – Supply (from TBM) 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 183 12V Output Supply for Reverse Drive Solenoid Valve 3H-15 215 White 0V Ground (GND) Supply for Reverse Drive Solenoid Valve 3H-15 Not used Not used Not used Not used Not used Not used Not used Not used SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 184: Terminal Board Module (Tmb)

    Section 5 – Procedures Skycoded Module 5.8-3 Terminal Board Module (TMB) 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 185 B- bus 02 White 0V Ground (GND) Supply for Valves 0V Ground (GND) Supply for VCCM 0V Ground (GND) Supply for Platform Harness 0V Ground (GND) reference for Machine Controller Pin P8-14 SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 186: Current Sensing Controller

    Section 5 – Procedures Skycoded Module 5.8-4 Current Sensing Controller S4 E-Stop Platform Base S2 key switch Platform Ground P8-14 P7-4 P7-2 P8-9 P15-10 P7-1 E-Stop 12 V 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 187: Calibration And Diagnostic Tool Key Functions

    Factory calibrations for Height, Load, and Level are Use the left and right arrows to scroll through the top completed at Skyjack and only needs to be adjusted level menu selections and press ENTER. if a major component (i.e. the machine controller) has been replaced.
  • Page 188 This menu is to be used CALIBRATIONS by Skyjack engineers only! Select this menu to see SERIAL NUMBER the serial number of the Control Module (CM1). Access level 2 set-ups and adjustments accessible menu. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 189 P15-1 P4-15 LAST MOVED HILLCLIMB VCCM P-6 P5-1 ELEVATED P15-9 P5-15 OUTRIGGERS RETRACTED P6-1 ELEVATED CALDATE P6-15 TELElock EXTENDED MONITOR TELEversion STATUS SOFTWARE MAIN OUTRIGGER POWERED TEST MAX.BATTERY SAFE WORKTIME SAFETOP SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 190 Section 5 – Procedures Skycoded Module ACCESS LEVEL ACCESS CODE xxxx OVERRIDE RUN SYSTEM TEST TEST VALVES CHECK INPUTS 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 191 ARMGUARD DEBOUNCE ALARM@ DELAYclear TIME LIFT PAUSE ELEVATION@ DYNAMIC@ TILT TILT FILTER @HEIGHT @HEIGHT Xtilt TARGET SAFE DOWN Ytilt TARGET SLOW LIFT DELAYtrip tilt SLACK ARMGUARD DELAYclear OVERLOAD SAFEDOWN MAX noOR SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 192 OL COUNT   ANTIOVERRISE DISABLE RPMdriveelevmin PRESSURE COUNT RPMdriveelevmax VCCM max FINETUNEup RPMdrive FINETUNEdown hightorque min RPMdrive hightorque max DRIVE LIFT UP DRIVE LIFT UP RPMgenerator RPMother !!!! DELAY ANTI-IDLE WORKING temp 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 193 Skycoded Module Section 5 – Procedures Level 1 accessible only CALIBRATIONS TiltGain TiltXoff TiltYoff SERIAL NUMBER yyyymm/nnnnn SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 194: Machine Controller Menu

    Displays whether Outriggers are Extended Down Yes or No STATUS Displays Outriggers Auto-levelling status OUTRIGGER Displays submenus to test Outrigger limit switches TEST TELElock Displays Telematics lockable setting On or Off TELEversion Dispalys the type version of Telematics installed 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 195 Generator ON active) P7-13 Shows P7-13 input status (S8 High Torque signal active) P7-14 Shows P7-14 input status (S8 Hill Climb active) Shows P7-15 input status (Elevate Trackunit Telematics P7-15 shutdown signal active) SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 196 Down request active) Shows P15-8 input status (S19 Outrigger Right Rear Toggle P15-8 switch select Up request active) Shows P15-9 input status (S19 Outrigger Right Rear Toggle P15-9 switch select Down request active) 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 197 Displays output status of the Valve Driver P4 output (not VCCM P4 used) Displays output status of the Valve Driver P5 output (not VCCM P5 used) Displays output status of the Valve Driver P6 output (not VCCM P6 used) SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 198 Displays state of P5-6 output (PL3 Lift Mode Lamp) Displays state of P5-7 output (5H-24 Steer Left Valve P5-7 Solenoid) Displays state of P5-8 output (5H-23 Steer Right Valve P5-8 Solenoid) 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 199 Displays state of P6-13 output (5H-74A Outrigger Left Rear P6-13 Up Valve Solenoid) Displays state of P6-14 output (5H-78A Outrigger Left Rear P6-14 Down Valve Solenoid) P6-15 Displays state of P6-15 output (Not used) SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 200 Determines the rate of drive speed before the 2-speed 2-SPEED ENABLE motor is automatically triggered to be demanded on Determines the rate of speed that the 2-sped motor is ANTI-STALL automatically triggered off 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 201 Determines the rate of drive speed before the 2-speed motor is DISABLE automatically triggered to be demanded off in Hill Climb mode ANTI-STALL Determines the rate of speed that the 2-sped motor is automatically HILLCLIMB triggered off in Hill Climb mode SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 202 Determines the target in degrees for the Y plain that the outrigger Ytilt TARGET percieved level is achieved tilt SLACK Determines the compensation slack of the outrigger level 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 203 Determines the height above which an overloaded platform will OVERLOAD prevent functions Determines the height below which an overloaded platform can still SAFE-DOWN be lowered MAX noOR Determines the maximum height for 9253 model with no outrigger SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 204 Determines whether to reduce lifting speed as platform SLOWDOWN height approaches MAX LIFT setting (to ensure no overshoot) ANTI OVERRISE Determines if the machine has optional KC Anti Overrising DISABLE switches 1=disable, 2=enable 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 205 Only applicable if drive / lift mode is selected with SGLE momentary push switches; when using a drive / lift toggle switch. Determines if the Telematics option is "Normal" or has a TELEMATICS "Lockout" keypad option installed SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 206 WORKING temp allowing eco start option Determines the minimum curent level of VCCM output in VCCM min amps VCCM SETUPS Determines the maximum curent level of VCCM output in VCCM max amps 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 207 Factory set to calibrate machine controller tilt sensor TiltXoff Factory set to calibrate machine controller tilt sensor TiltYoff Factory set to calibrate machine controller tilt sensor Serial Number yyymm/nnnnn Displays the machine controller serial number SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 208: Diagnostics

    Neither platform drive nor platform lift select is active, or both are active at CHECK DRIVE/LIFT the same time CHECK JOYSTICK Both platform joystick directions are active at the same time STEER FAULTY Both platform steer directions are active at the same time 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 209 If overload functions are not active, but height-based decisions are active (ADJUSTMENTS/ HEIGHT values set to between 1% and 100%) then the height sensors must be calibrated Calibration procedures are accessible from the SETUPS/HEIGHT SETUPS and SETUPS/LOAD SETUPS menus SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 210: Help Messages And Flash Codes

    There is a problem with the base function select switches – more than one is INPUT SWITCHES! active at the same time. CHECK JOYSTICK There is a problem with the platform joystick switches – both directions are SWITCHES! selected together 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 211 FAULT: CHECK HEIGHT1 SENSOR A height sensor is giving an out-of-range voltage (below 0.5V or above 4.5V) FAULT: CHECK HEIGHT2 SENSOR Check for open- or short-circuit wiring; replace height sensor if necessary SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 212 OUTPUTS), no functions are allowed. Switch power off/on to reset to normal MODE SELECTED operation The machine is tilted too much to allow some functions. FUNCTIONS LOCKED - TILTED (see SETUPS/TILT SETUPS/TILT SHUTDOWN and ELEV.TILT SHUTDOWN) 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 213 If neither input is active, or if both are active together, - CHECK EMS the machine controller does not know how to function SWITCHES! Check EMS switch wiring. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...

  • Page 214: Access Level Procedure

    “OVERRIDE” is permanently disabled by cycling 3. Cycling power to the machine controller will power to the machine controller, and it can be restore you to ACCESS LEVEL 3. operated normally. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...

  • Page 215: 11 Initial Set-Up And Change Defaults Procedure

    13. Cycle power to the machine controller to finish. 14. Press until the proper engine type is listed 15. Press ECS button to exit the “ENGINE” option 16. Cycle power to the machine controller to finish. SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 216 Platform raises to 100% at which point, release the S13 Lift/Lower switch only. 11. The display will show “PLEASE WAIT, PLEASE LOWER”. Select Lower on S13 Lift/Lower switch to begin lowering the Platform and continue holding the switch. 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 217 The system will wait for the DOWN switch to 5. Ensure machine is in Base Mode on S3 Base be released once the Platform is fully lowered Key switch SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 218 18. The display will show “CALDATE: mm/dd/yy” with the “mm” value flashing 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 219 There is not enough difference between the Angle Transducers output when fully lowered, and fully raised (minimum allowed difference is 1V) LOW HEIGHT RANGE Ensure the UP switch is not released before the platform is fully raised SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 220 The lift cylinder pressure transducer output must be between 0.4V and 4.6V at all times LOW PRESSURE During static (loaded or empty) calibration, the lift cylinder pressure is HIGH PRESSURE out of range (below 0.4V or above 4.6V) 229046ACA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT...
  • Page 221 During calibration, the machine controller sometimes delays while PLEASE WAIT waiting for sensor values to stabilize – this display indicates why nothing appears to be happening SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT 229046ACA...
  • Page 222 We sell worldwide for the brands: Genie, Terex, JLG, MultiQuip, Mikasa, Essick, Whiteman, Mayco, Toro Stone, Diamond Products, Generac Magnum, Airman, Haulotte, Barreto, Power Blanket, Nifty Lift, Atlas Copco, Chicago Pneumatic, Allmand, Miller Curber, Skyjack, Lull, Skytrak, Tsurumi, Husquvarna Target, Stow, Wacker, Sakai, Mi-T-M, Sullair, Basic, Dynapac, MBW, Weber, Bartell, Bennar Newman, Haulotte, Ditch Runner, Menegotti, Morrison, Contec, Buddy, Crown, Edco, Wyco, Bomag, Laymor, EZ Trench, Bil-Jax, F.S.

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