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Skyjack SJIII 4740 Service Manual
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Skyjack SJIII 4740 Service Manual

Skyjack SJIII 4740 Service Manual

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SERVICE
MANUAL
SJIII 4740
DC ELECTRIC SCISSORS
196430AG
September 25 2023
ANSI/CSA, CE, AS & KC

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Summary of Contents for Skyjack SJIII 4740

  • Page 1 SERVICE MANUAL SJIII 4740 DC ELECTRIC SCISSORS 196430AG September 25 2023 ANSI/CSA, CE, AS & KC...
  • Page 2 This manual is for MEWPs with serial numbers: SJIII 4740: 70 200 001 to 70 299 999 Please refer to the website (www.skyjack.com) for contact information, other serial numbers, the most recent technical manuals, animations, and USB software. The original instructions are in English.
  • Page 3 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 . SJIII 4740 196430AG...
  • Page 4 Notes 196430AG SJIII 4740...
  • Page 5 Function Tests ..............31 SJIII 4740...
  • Page 6 Electrical Panel (KC), S/N 70 201 096 & above ......... . 77 196430AG SJIII 4740...
  • Page 7 4.2-22 Reverse Drive Function Inoperative ..........104 SJIII 4740...
  • Page 8 Platform Does Not Lift ............119 196430AG SJIII 4740...
  • Page 9 Curve/Group Codes Chart ............165 SJIII 4740...
  • Page 10 Flash the GP-108 Controller ........... . . 172 196430AG SJIII 4740...
  • Page 11 SKYJACK dealer at no charge for parts or labor. In addition, all products have a 5 year structural 1.1-1 Aerial Platform and Mobile warranty.
  • Page 12 MEWP . Properly dispose of all waste material such as Consult SKYJACK’s Service Department for optional lubricants, rags, and old parts according to the tires specifications and installation. relative law provisions obtaining in the country.
  • Page 13 Maintenance and Inspection Schedule Section 1 – Scheduled Maintenance 1.2-4 Railing Maintenance and Repair Skyjack MEWPs have been designed to ensure compliance with the relevant design standards applicable for that particular unit at the time of manufacture. As such, any repairs made to the...
  • Page 14 The use of cloth to strain the oil should be avoided to prevent lint from getting into the system. 6. When removing any hydraulic component, be sure to cap and tag all hydraulic lines involved. Also, plug the ports of the removed components. 196430AG SJIII 4740...
  • Page 15 Dirty, dusty, high moisture environments may cause the hydraulic system to be contaminated more quickly. 2. Maintain a sufficient quantity of clean hydraulic oil of the proper type and viscosity in the hydraulic reservoir. 3. Keep all connections tight. SJIII 4740 196430AG...
  • Page 16 MEWP parked on a flat and level surface Legend ▪ Disconnect the batteries by disconnecting the Pass main power connectors. ▪ Fail Repair any damaged or malfunction components before operating MEWP . Repaired ▪ Keep records on all inspections. Not applicable 196430AG SJIII 4740...
  • Page 17 Do not use the aerial platform if an inspection has not been recorded in the last 13 months. annual inspection has been completed. Do not use the aerial platform if an inspection has not been recorded in the last 13 months. Description Label Pictorial Description Label Pictorial Inspector Inspection Date Signature SJIII 4740 196430AG...
  • Page 18 Owner: ________________________________________________ / _____________________________________________ / ______________________________________________________ Print Name Signature Date (DD/MM/YY) User: _________________________________________________ / _____________________________________________ / _______________________________________________________ Print Name Signature Date (DD/MM/YY) 167830AC Note: Visit skyjack.com for a printable copy of this form. 196430AG SJIII 4740...
  • Page 19 While performing visual and daily inspections ▪ in different areas, be aware to also inspect limit Broken or missing actuator arm. switches, electrical and hydraulic components. ▪ Missing fasteners. ▪ Loose wire connections. SJIII 4740 196430AG...
  • Page 20 Ensure there are no loose or missing parts and there is no visible damage. Disc Brakes (B, C) ▪ Ensure there are no loose or missing parts and there is no visible damage. ▪ Ensure brake override is not engaged. 196430AG SJIII 4740...
  • Page 21 1. Check battery case for damage. 2. Clean battery terminals and cable ends thoroughly with a terminal cleaning tool or wire brush. 3. Ensure all battery connections are tight. SJIII 4740 196430AG...
  • Page 22 SJIII 4740. WARNING Steer Cylinder Assembly Do not use tires other than the tires that Skyjack ▪ Ensure steer cylinder assembly is properly specifies for this MEWP . Do not mix different types secured and there are no loose or missing of tires or use tires that are not in good condition.
  • Page 23 There should be no more than 2 cuts or chunks in each 1/4 section of the tire. There must be no more than 6 cuts or chunks in total in the tire. ▪ There should be no embedded debris. SJIII 4740 196430AG...
  • Page 24 Ensure there are no loose or missing parts and there is no visible damage. Main Manifold ▪ Ensure all fittings and hoses are properly tightened and there is no evidence of hydraulic leakage. ▪ Ensure there are no loose wires or missing fasteners. 196430AG SJIII 4740...
  • Page 25 3. Use the ladder to dismount from platform. from dirt or obstructions. Platform Control Console ▪ Ensure all switches and controller are returned to neutral and are properly secured. ▪ Ensure there are no loose or missing parts and there is no visible damage. SJIII 4740 196430AG...
  • Page 26 ▪ If any of the above conditions are not met, immediately tag and lock the MEWP and remove it from service for repair. ▪ Refer to 5.2-5 Platform Mounting Hardware the maintenance/installation procedure. 196430AG SJIII 4740...
  • Page 27 2. Raise the platform until there is adequate clearance to swing up the maintenance support. NOTE 3. Swing up maintenance support into storage SJIII 4740 models have two maintenance bracket. supports. 4. Fully lower the platform. Scissor Assembly Scissor Pin Inspection ▪...
  • Page 28 Contact Pin retainer in place Skyjack Service for direction on how to repair the unit. No rust. Pin has not rotated. Area is clean of dust/metal...
  • Page 29 Center pin pivot - Inner damage, specifically elongation or ovality of the hole. Provided there is no structural damage to the scissor arms, the pins and bushings can be replaced with new components. SJIII 4740 196430AG...
  • Page 30 Cracks in welds or the surrounding metal, or rust forming in the area. Bearing block degradation Broken, missing, or Cracks in weld or loose retainers or bolts surrounding metal, rust in the area Note: weld intentionally not located at bolt area 196430AG SJIII 4740...
  • Page 31 Found there will be detailed instructions for which tests to perform, as well as how to properly and successfully perform them. NOTE All-function motion alarm should sound while operating any boom and drive function. SJIII 4740 196430AG...
  • Page 32 Notes 196430AG SJIII 4740...
  • Page 33 Section 2 – Maintenance Tables and Diagrams SJIII 4740 196430AG...
  • Page 34 Tank Capacity Brake Hub Oil Type SAE 20W 6.09 oz Quantity 180 mL *Weight with standard 3’ (0.9m) or 4’ (1.2m) extension platform. 1645AA Refer to nameplate for aerial platforms with 5’ (1.5m) or 6’ (1.8m) extension platform. 196430AG SJIII 4740...
  • Page 35 1640 3560 2660 1 1/2-12 1329 2983 2224 4827 3606 NOTE: Lubed includes lubricants such as lubrizing, oil, grease, and some uncured thread lockers. Refer to the specific 1374AB thread locker manufacturer’s instructions for specific torque adjustments. SJIII 4740 196430AG...
  • Page 36 1415 2699 2024 M36 x 4.00 2557 1918 3659 2744 NOTE: Lubed includes lubricants such as lubrizing, oil, grease, and some uncured thread lockers. 1375AC Refer to the specific thread locker manufacturer’s instructions for specific torque adjustments. 196430AG SJIII 4740...
  • Page 37 Min. Max. Min. Max. Min. Max. 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 SJIII 4740 196430AG...
  • Page 38 Port Size Torque (lb-ft) max Torque (lb-in) max Torque (Nm) max 4.07 13.56 20.34 20.34 33.9 33.9 40.68 47.46 Newton-meter = Nm Pound-foot = lb-ft Pound-inch = lb-in 1647AC Additional Torque Specifications may be found in Section 3. 196430AG SJIII 4740...
  • Page 39 1 Person 1.5° x 3.5° 227 kg 113 kg 45 km/h CE/AS/KC 350 kg 3 Persons 120 kg 1 Person 0 km/h 1.5° x 3.0° Note: Overall Capacity - Occupants and materials not to exceed rated load. 1646AA SJIII 4740 196430AG...
  • Page 40 The structure of the operating surface (beams, etc.) must be able to withstand more than the indicated values above. NOTE The LCP or OUP that an individual surface can withstand varies from structure to structure and is generally determined by the engineer or architect for that particular structure. 196430AG SJIII 4740...
  • Page 41 Do not mix different types of tires. Tires other than those specified can adversely affect stability. Failure to operate with matched, approved tires in good condition can result in death or serious injury. Replace tires with the exact, Skyjack-approved types only. SJIII 4740 196430AG...
  • Page 42 Notes 196430AG SJIII 4740...
  • Page 43 Section 3 – System Component Identification and Schematics SJIII 4740 196430AG...
  • Page 44 TILT SWITCH TRANSISTOR SINGLE POLE VACUUM 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 196430AG SJIII 4740...
  • Page 45 THREE WAY VALVE MOTOR OPEN PORT 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 SJIII 4740 196430AG...
  • Page 46 This table is to be used as a wire number/color reference for all electrical drawings and schematics. All wire numbers will retain their origional color coding, for example if wire 7 is red, wire 7A, 7B, and 7C will also be red. 196430AG SJIII 4740...
  • Page 47 Section 3 – System Component Identification and Schematics 3.4 AC Cord Color Code Standard Definition NEC Colours IEC Colours Protectice Ground/Protective Earth Green Green-Yellow Neutral White Blue Line, Single Phase Black Black/Brown/Grey *Note: Standard colours referenced from IEC 60455:2010, Annex A:Table A.1 1648AA SJIII 4740 196430AG...
  • Page 48 ORIFICE, Differential (0.040” diameter) 161938 PUMP , DC Motor 146559 PUMP , Brake Release 104534 RELIEF, System 104534 RELIEF, Lift 195259 RELIEF, Scissor 195259 RELIEF, Scissor 107271 VALVE, Emergency Lowering 103136 VALVE, Free-Wheeling 146561 VALVE, Brake Override 196430AG SJIII 4740...
  • Page 49 3H-14B 105610 COIL, 24 Volt (Lift valve) 3H-17 103650 COIL, 24 Volt (Brake Valve) 3H-18A-1 199119 COIL, 20 Volt (Speed A) 3H-18B-1 199119 COIL, 20 Volt (Speed B) 4H-15 153335 COIL, 24 Volt (Reverse Drive Spool Valve) SJIII 4740 196430AG...
  • Page 50 LIMIT SWITCH, Overhead Protection - Additional Switch Option (KC) LS7D 119348 LIMIT SWITCH, Overhead Protection - Additional Switch Option (KC) 198738 SWITCH, Pressure (KC) 134431 TRANSDUCER, Pressure (2000 psi) (CE & AS) RST1 119629 RESISTOR, 2.7k ohm 196430AG SJIII 4740...
  • Page 51 SWITCH, Torque 147053 N.C. CONTACT, Emergency Stop (Base Control Console) 199040 SWITCH, Emergency Lowering TIMER 137417 TIMER, Relay - Delay-On-Release (ANSI/CSA) 171561 TILT SWITCH (ANSI/CSA) 171560 TILT SWITCH (KC) 195940 HOURMETER (ANSI/CSA, AS & KC) 170787 HOURMETER (CE) SJIII 4740 196430AG...
  • Page 52 Differential Orifice 3H-18A-2 3H-18A-1 2H-18A Speed Valve B Speed Valve A Differential Valve To Drive Manifold Emergency Lowering Valve To Left Brake To Right Brake To Main Manifold Brake Override Valve Break Release Pump 196430AG SJIII 4740 M171321AC_S, M136543AB_S, M162220AA...
  • Page 53 To Main Manifold (From Lower Cylinder) (From Lower Cylinder) 2H-98-1/2H-98-2 Auxilary Lowering Valve 2H-13C-1/2H-13C-2 Lowering Valve To Lower Cylinder (From Upper Cylinder) R3/R4 Scissor Relief Valve Fitting Plug (ANSI/CSA & KC) Pressure Transducer (CE & AS) M195256AC_S SJIII 4740 196430AG...
  • Page 54 PIN 5 - JOYSTICK VS+ 08 BLUE WHITE/BLACK A PURPLE/WHITE GREY PIN 6 - REV/DOWN BLUE PIN 7 - PWM 59 ORANGE/BLACK 02 WHITE BLACK CRD1 PIN 8 - GND 8A BLUE PIN 9 - ENABLE VS+ WHITE/ BLUE M163169AA 196430AG SJIII 4740...
  • Page 55 S10 - PLTF SW N.C. CONTACT S10 - BASE SW PIN 1 - 8C BLUE N.O. CONTACT PIN 2 - 07 RED PIN 3 - 10E WHITE /BLACK (X2) PIN 4 - 5A PURPLE/WHITE M149553AC, M195843AA, M158259AA SJIII 4740 196430AG...
  • Page 56 CIRCUIT NO. WHITE BLUE ORANGE BLACK BLUE / WHITE GREEN / WHITE GREEN NOT USED WHITE / BLACK RED / BLACK ORANGE / BLACK GREEN / BLACK BLUE / BLACK BLACK / WHITE RED / WHITE MALE M171663AB_S 196430AG SJIII 4740...
  • Page 57 3.12 High Speed Limit Switch Wiring Serial Breakdown Reference Chart BROWN BLACK Model Serial Number SJIII 4740 70201095 & above BLUE BLACK/WHITE PIN 1 - 71 (BLACK/WHITE) PIN 5 - 7A(CE/AS)/13(KC) (BLUE) PIN 2 - 21 (BLACK) PIN 6 - 18B(CE/AS)/13A(KC) (BROWN)
  • Page 58 Anti-Overrising Limit Switch (KC Only) CAVITY COLOUR BROWN BLACK BLUE BLACK/WHITE YELLOW/GREEN (CUT OFF) Anti-Overrising Limit Switch - 2 Add Posts (KC Only) CAVITY COLOUR CAVITY COLOUR GREEN BLACK GREEN WHITE BLACK/WHITE WHITE YELLOW/GREEN (CUT OFF) M208038AA, M208934AA 196430AG SJIII 4740...
  • Page 59 Hourmeter (CE) Section 3 – System Component Identification and Schematics 3.14 Hourmeter (CE) DESCRIPTION IDENTIFICATION COLOUR CAVITY ID. +12 VDC PURPLE HOURMETER BLUE COUTNER HOUR RESET RH-1 GREEN COUNTER RESET RC-1 WHITE GROUND WHITE M170787AB_1 SJIII 4740 196430AG...
  • Page 60 GROUND BEFORE BREAKER AUXILARY HOLDING VALVE HARNESS ID # COLOUR CIRCUIT NO. REFERENCE BLACK +24 V - AUX LOWER WHITE GROUND AFTER BREAKER COUNTER RESET HARNESS M171019AB1_Service Manuel Harnesses LABEL DESCRIPTION COLOUR +12V AFTERBREAKER BLACK RESET WHITE 196430AG SJIII 4740...
  • Page 61 CAVITY COLOUR GREEN NOT USED WHITE BLACK ANTI-OVERRISING SYSTEM PLATFORM HARNESS ID # COLOUR LABEL ID # COLOUR LABEL GREEN GREEN BLACK WHITE WHITE BLACK ID # COLOUR LABEL GREEN NOT USED WHITE BLACK M171019AB1_Service Manuel Harnesses SJIII 4740 196430AG...
  • Page 62 Telematics Harness - ZTR 3.16 Telematics Harness - ZTR TO LOWER BASE BOX REAR MANIFOLD HARNESS TO HIGH SPEED LIMIT TO POTHOLE LIMIT TO MASTER DISCONNECT(+) BATTERY SIDE TO REAR MANIFOLD ZTR Telematics Unit TO TELEMATICS UNIT M170996AC_4740 196430AG SJIII 4740...
  • Page 63 300 A fuse to electrical panel Elevate harness Elevate 1 A fuse 05B black 02A white 05B black 02A white red CB3 (03, 05B) black CB4 (02A, 00) 03 black 00 white Emergency lowering switch red + black - 196430AG SJIII 4740...
  • Page 64 Forward Drive Valve 3H-17A Reverse Drive Valve 4H-24 Brake Valve Left Steer Valve 4H-23 Right Steer Valve To Cushion Cylinder Orifice Plug To Motor/Pump System Pressure Fitting System Relief Valve System Pressure Cap Quick Disconnect (ANSI/CSA) (CE/AS/KC) M196592AC_S SJIII 4740 196430AG...
  • Page 65 DRIVE MOTOR 4H-15 REVERSE 4H-23 RIGHT 2H-13 LOWER 3H-17 RELIEF BRAKE VALVE RELEASE 3H-14B LIFT RELIEF 4H-16 4H-24 VALVE FORWARD LEFT 4000 .113" MB1 MAIN MANIFOLD LOWERING VALVE SYSTEM PUMP MB2 LOWERING (4.48 CC/0.273CIR) MANIFOLD FILTER M197756AB_1 SJIII 4740 196430AG...
  • Page 66 4H-15 REVERSE 4H-23 RIGHT 2H-13C LOWER 3H-17A RELIEF BRAKE VALVE RELEASE 3H-14B LIFT RELIEF 4H-16 4H-24 VALVE FORWARD LEFT 4000 .113" MB1 MAIN MANIFOLD LOWERING VALVE SYSTEM PUMP MB2 LOWERING (4.48 CC/0.273CIR) MANIFOLD 8 gpm FILTER M169697AB_1 196430AG SJIII 4740...
  • Page 67 02 - WHITE HOLDING VALVE 23 - BLACK/WHITE 13 - ORANGE 24 - BLUE/BLACK 02 - WHITE 59L - ORANGE/BLACK LIFT VALVE 14A - BLACK 02 - WHITE BRAKE VALVE 17A - BLUE/RED 02 - WHITE M170360AB_S SJIII 4740 196430AG...
  • Page 68 02 - WHITE HOLDING VALVE 23 - BLACK/WHITE 13B - ORANGE 24 - BLUE/BLACK 02 - WHITE 59L - ORANGE/BLACK LIFT VALVE 14A - BLACK 02 - WHITE BRAKE VALVE 17A - BLUE/RED 02 - WHITE M163868AB_S 196430AG SJIII 4740...
  • Page 69 PIN 9 -19D-WHITE/RED PIN 10 - PLUGGED PIN 11 - 18X-RED/BLACK PIN 12 - 17-BLUE/RED NORMALLY CONNECTED TO TERMINAL STRIP TO TELEMATICS UNIT CONNECTIONS FOR LIMIT SWITCH MOTOR CONTACTOR CONNECTIONS FOR BMS TO CHARGER CUTOUT REAR MANIFOLD HARNESS M266433AB_Service SJIII 4740 196430AG...
  • Page 70 PIN 87a - 28A PIN 87a - 17B PIN 87a - 59F PIN 87a - 59B PIN 87a - 59C PIN 87a - 59G Reference Chart Model Serial Number SJIII 4740 70201095 & below 28CR 17CR 21CR 14CR 14CR1 59JCR CHARGER HARNESS...
  • Page 71 PIN 87a - N/U 28CR 17CR 21CR 14CR 14CR1 59JCR 21CR1 Serial Breakdown Reference Chart Model Serial Number SJIII 4740 70201096 & above CHARGER HARNESS LEGEND: D14E D17B D17B D28A TO JOYSTICK BOX TO BASE CONTROLS TO TERMINAL BLOCK TO TILT SWITCH...
  • Page 72 PIN 4 - 14E BLACK PIN 8 - 02 WHITE Model Serial Number REAR HARNESS SJIII 4740 70201095 & below PIN 1 - 71 BLACK / WHITE PIN 5 - 05 GREEN PIN 2 - 21 ORANGE / BLACK PIN 6 - 18B RED / WHITE...
  • Page 73 28CR3 PIN 5 - 05C PURPLE PIN 6 - 02 WHITE Serial Breakdown CHARGER HARNESS Reference Chart Model Serial Number E-LOWER HARNESS SJIII 4740 70201096 & above D14E D17B D17B D14A LEGEND: TO JOYSTICK BOX TO BASE CONTROLS TO TERMINAL BLOCK...
  • Page 74 Model Serial Number 28ECR1 28CR1 28ECR2 28CR2 17CR 21CR 14ACR 14ACR1 59JCR 19BCR SJIII 4740 70201095 & below LEGEND: TO JOYSTICK BOX TO BASE CONTROLS CHARGER HARNESS TO TERMINAL BLOCK TO TILT SWITCH TO ENGINE TO BATTERY TO MAIN MANIFOLD...
  • Page 75 28ECR2 28CR2 17CR 21CR 14ACR 14ACR1 21CR1 59JCR 19BCR Serial Breakdown Reference Chart Model Serial Number SJIII 4740 70201096 & above CHARGER HARNESS LEGEND: D14E D17B D17B D14A TO JOYSTICK BOX TO BASE CONTROLS TO TERMINAL BLOCK TO TILT SWITCH...
  • Page 76 14CR1 59JCR 51ACR 51CR Serial Breakdown TO FLASHER IF EQUIPPED OTHERWISE TIE BACK Reference Chart OVERHEAD PROTECTION Model Serial Number SJIII 4740 70201095 & below CHARGER CUTOUT LEGEND: D14D D28A D14E D17B D17B D13-1 TO JOYSTICK BOX TO BASE CONTROLS...
  • Page 77 51ACR 51CR 21CR1 TO FLASHER IF EQUIPPED OTHERWISE TIE BACK OVERHEAD PROTECTION Serial Breakdown Reference Chart CHARGER CUTOUT Model Serial Number SJIII 4740 70201096 & above D14E D17B D17B D14D D28A D13-1 LEGEND: TO JOYSTICK BOX TO BASE CONTROLS D13x...
  • Page 78 3.32 Electrical Panel - Inverter Option TIMER RELAY PIN COM W1 02 WHITE PIN PWR W2 07 RED PIN LOAD W3 85 PURPLE PIN TRIG W4 19 WHITE/RED M204673AB_S 196430AG SJIII 4740...
  • Page 79 3. UNTIE AND ADD TERMINAL. CONTROL PANEL NOTES: A. GREEN WIRE IS TIED BACK ON CHARGER HARNESS. B. UNTIE AND CONNECT TO 19A. BATTERY - (MINUS) TERMINAL BLACK WIRE CUT TO SUIT PART # 167762 BATTERY + (PLUS) TERMINAL M208641AA SJIII 4740 196430AG...
  • Page 80 PIN 1 - 22 BLACK PIN 2 - 29 GREEN PIN 3 - 60 GREEN PIN 4 - 28 BLACK 28 BLACK PIN 5 - 02 WHITE 28E WHITE HARNESS FROM ELECTRICAL PANEL PIN 6 - 28E WHITE 60 GREEN M194737AB 196430AG SJIII 4740...
  • Page 81 BLACK - 22 FL-22 WHITE - 02 (ANSI - FEM. TERM.) FLASHING LIGHT WHITE - 02 (CE - RING TERM.) TILT SWITCH (ANSI/CSA) HORN/FLASHING LIGHT HARNESS FROM ELEC. PANEL 02 - WHITE 22 - GREEN HORN M146648AA_S4-D1 SJIII 4740 196430AG...
  • Page 82 110 VAC Serial Breakdown LINE VOLTAGE CONTROL BOX Reference Chart BASE 24V CHARGER Model Serial Number L1CR CHARGER CUTOUT RELAY NEGATIVE SJIII 4740 70201095 & below CHARGER B4 12V B2 12V GREEN/BLACK BATTERY BATTERY BATTERY PACK B3 12V B1 12V BATTERY...
  • Page 83 Serial Breakdown LINE VOLTAGE 24V SIGNET CHARGER Reference Chart 110 VAC LINE VOLTAGE CONTROL BOX DELTA-Q BASE Model Serial Number SIGNET SJIII 4740 70201096 & above NEGATIVE CHARGER L1CR L1CR1 CHARGER CHARGER CUTOUT RELAY CUTOUT RELAY B4 12V B2 12V...
  • Page 84 LINE VOLTAGE Serial Breakdown CONTROL BOX BASE Reference Chart 24V CHARGER Model Serial Number L1CR CHARGER CUTOUT RELAY NEGATIVE CHARGER SJIII 4740 70201095 & below B4 12V B2 12V GREEN/BLACK BATTERY BATTERY BATTERY PACK B3 12V B1 12V BATTERY BATTERY...
  • Page 85 LINE VOLTAGE Serial Breakdown CONTROL BOX BASE Reference Chart 24V CHARGER L1CR Model Serial Number CHARGER CUTOUT RELAY NEGATIVE CHARGER SJIII 4740 70201096 & above B4 12V B2 12V GREEN/BLACK BATTERY BATTERY BATTERY PACK B3 12V B1 12V BATTERY BATTERY...
  • Page 86 LINE VOLTAGE Serial Breakdown CONTROL BOX BASE Reference Chart 24V CHARGER L1CR Model Serial Number CHARGER CUTOUT RELAY NEGATIVE CHARGER SJIII 4740 70201095 & below B4 12V B2 12V GREEN/BLACK BATTERY BATTERY BATTERY PACK B3 12V B1 12V BATTERY BATTERY...
  • Page 87 110 VAC LINE VOLTAGE 24V SIGNET CHARGER Reference Chart 110 VAC LINE VOLTAGE CONTROL BOX DELTA-Q BASE Model Serial Number SIGNET SJIII 4740 70201096 & above NEGATIVE CHARGER L1CR L1CR1 CHARGER CHARGER CUTOUT RELAY CUTOUT RELAY B4 12V B2 12V...
  • Page 88 LINE VOLTAGE Serial Breakdown CONTROL BOX BASE Reference Chart 24V CHARGER L1CR Model Serial Number CHARGER CUTOUT RELAY NEGATIVE CHARGER SJIII 4740 70201095 & below B4 12V B2 12V GREEN/BLACK BATTERY BATTERY BATTERY PACK B3 12V B1 12V BATTERY BATTERY...
  • Page 89 110 VAC LINE VOLTAGE 24V SIGNET CHARGER Reference Chart 110 VAC LINE VOLTAGE CONTROL BOX DELTA-Q BASE Model Serial Number SIGNET SJIII 4740 70201096 & above NEGATIVE CHARGER L1CR L1CR1 CHARGER CHARGER CUTOUT RELAY CUTOUT RELAY B4 12V B2 12V...
  • Page 90 110 VAC Serial Breakdown LINE VOLTAGE CONTROL BOX BASE Reference Chart 24V CHARGER Model Serial Number L1CR CHARGER CUTOUT RELAY NEGATIVE SJIII 4740 70201095 & below CHARGER B4 12V B2 12V GREEN/BLACK BATTERY BATTERY BATTERY PACK B3 12V B1 12V BATTERY...
  • Page 91 Serial Breakdown LINE VOLTAGE 24V SIGNET CHARGER Reference Chart 110 VAC LINE VOLTAGE CONTROL BOX DELTA-Q BASE Model Serial Number SIGNET SJIII 4740 70201096 & above NEGATIVE CHARGER L1CR L1CR1 CHARGER CHARGER CUTOUT RELAY CUTOUT RELAY B4 12V B2 12V...
  • Page 92 Notes 196430AG SJIII 4740...
  • Page 93 “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 SJIII 4740 196430AG...
  • Page 94 S4. 18. Open or defective platform emergency stop Close switch. Replace if defective. switch S4. 19. Loose or broken wire #7A from platform emergency stop switch S4 to base terminal Check continuity. Replace if defective. block. 196430AG SJIII 4740...
  • Page 95 Check continuity. Replace if defective. M- lug on motor controller. Check motor controller input and output voltage. 13. Defective motor controller. Replace if defective. Check motor for operation with 24 volt supply. 14. Defective motor DCM1. Replace if defective. SJIII 4740 196430AG...
  • Page 96 18. Loose or broken wire #59D from lift speed relay Check continuity. Replace if defective. 14CR1 to base terminal block. Check resistor and make sure it is secure. Replace 19. Defective base lift resistor RST6. if defective. 196430AG SJIII 4740...
  • Page 97 4.2-6 No Down Function from Base Control Console NOTE Down function is not proportionally controlled. 1. Defective up/down switch S2. Check switch. Replace if defective. 2. Loose or broken wire #13 from up/down switch Check continuity. Replace if defective. S2 to base terminal block. SJIII 4740 196430AG...
  • Page 98 Check continuity. Replace if defective. S3 to base terminal block. 5. Open or defective diode D14. Check diode. Replace if defective. 6. Loose or broken wire #14 or #02 from base Check continuity. Replace if defective. terminal block to relay 14CR. 196430AG SJIII 4740...
  • Page 99 24. Open diode D14D. (KC Only) Check diode. Replace if defective. 25. Open or defective overhead protection limit switch LS7A, LS7D, LS7C or LS7B. (LS7D and Check limit switch. Replace if defective. LS7C are optional) (KC Only) SJIII 4740 196430AG...
  • Page 100 6. Defective lift cylinder aux. holding valve coil 2H- Check continuity through coil. Replace if defective. 98-1 or 2H-98-2. 7. Loose or broken wire #02A from aux. holding valve coil 2H-98-1 or 2H-98-2 to circuit breaker Check continuity. Replace if defective. CB4. 196430AG SJIII 4740...
  • Page 101 5. Loose or broken wire #02 from steer right valve Check continuity. Replace if defective. coil 4H-23 to base terminal block. 6. Open diode D23. Check diode. Replace if defective. 4.2-14 Left Steer Inoperative 1. Defective left steer switch S7-3. Check switch. Replace if defective. SJIII 4740 196430AG...
  • Page 102 LS5. 6. Defective pothole protection limit switch LS5. Check switch. Replace if defective. 7. Loose or broken wire #19 from pothole Check continuity. Replace if defective. protection limit switch LS5 to base terminal block. 196430AG SJIII 4740...
  • Page 103 3H-17. 3. Brake valve coil 3H-17 defective. Check continuity through coil. Replace if defective. 4. Loose or broken wire #02 from brake valve coil Check continuity. Replace if defective. 3H-17 to base terminal block. SJIII 4740 196430AG...
  • Page 104 4H-15. 3. Reverse drive valve coil 4H-15 defective. Check continuity through coil. Replace if defective. 4. Loose or broken wire #02 from reverse drive Check continuity. Replace if defective. valve coil 4H-15 to base terminal block. 196430AG SJIII 4740...
  • Page 105 19. Loose or broken wire #7A from platform emergency stop switch S4 to base terminal Check continuity. Replace if defective. block. 20. Loose or broken wire #7A from base terminal Check continuity. Replace if defective. block to base key switch S10. SJIII 4740 196430AG...
  • Page 106 10. Loose or broken B+ cable from motor DCM1 to Check continuity. Replace if defective. B+ lug on motor controller. 11. Loose or broken M- cable from motor DCM1 to Check continuity. Replace if defective. M- lug on motor controller. 196430AG SJIII 4740...
  • Page 107 16. Loose or broken wire #7A from base terminal Check continuity. Replace if defective. block to lift speed relay 14ACR1. 17. Loose or broken wire #59D from lift speed relay Check continuity. Replace if defective. 14ACR1 to base terminal block. SJIII 4740 196430AG...
  • Page 108 10. Defective lift cylinder holding valve coil 2H-13C-1 Check continuity through coil. Replace if defective. or 2H-13C-2. 11. Loose or broken wire #02 from holding valve coil 2H-13C-1 or 2H-13C-2 or down valve coil 2H-13C Check continuity. Replace if defective. to base terminal block. 196430AG SJIII 4740...
  • Page 109 11. Loose or broken wire #19 from base terminal Check continuity. Replace if defective. block to Aux. tilt relay 28ECR1. 12. Loose or broken wire #19A from Aux. tilt relay Check continuity. Replace if defective. 28ECR1 to tilt relay 28CR1. SJIII 4740 196430AG...
  • Page 110 Check switch. Replace if defective. 3. Defective PWM card on joystick S7. Check joystick card. Replace if defective. 4. Loose or broken wire #13 from lift/drive switch Check continuity. Replace if defective. S3 to diode D13 at base terminal block. 196430AG SJIII 4740...
  • Page 111 2H-98-1 or 2H-98-2 to circuit breaker Check continuity. Replace if defective. CB4. Check continuity through circuit breaker. Replace if 8. Defective circuit breaker CB4. defective. 9. Loose or broken wire #00 from circuit breaker Check continuity. Replace if defective. CB4 to batteries. SJIII 4740 196430AG...
  • Page 112 S7-3 to base terminal block. 3. Loose or broken wire #24 from base terminal Check continuity. Replace if defective. block to steer left valve coil 4H-24. 4. Defective steer left valve coil 4H-24. Check continuity through coil. Replace if defective. 196430AG SJIII 4740...
  • Page 113 LS1A. 2. Open or defective high speed limit switch LS1A. Check switch. Replace if defective. 3. Loose or broken wire #21 from high speed limit Check continuity. Replace if defective. switch LS1A to base terminal block. SJIII 4740 196430AG...
  • Page 114 3H-17A. 6. Brake valve coil 3H-17A defective. Check continuity through coil. Replace if defective. 7. Loose or broken wire #02 from brake valve coil Check continuity. Replace if defective. 3H-17A to base terminal block. 196430AG SJIII 4740...
  • Page 115 4H-15. 4. Reverse drive valve coil 4H-15 defective. Check continuity through coil. Replace if defective. 5. Loose or broken wire #02 from reverse drive Check continuity. Replace if defective. valve coil 4H-15 to base terminal block. SJIII 4740 196430AG...
  • Page 116 4.4-6 Platform will not Lower NOTE Down function is not proportionally controlled. 1. Lowering valve 2H-13 defective or is sticking. Clean valve. Replace if defective. 2. Defective holding valve 2H-13-1 or 2H-13-2. Clean valve. Replace if defective. 196430AG SJIII 4740...
  • Page 117 Clean valve. Replace if defective. defective or sticking. 2. Steer cylinder C1 seals leaking. Rebuild cylinder(s). Replace if damaged. 3. Mechanical binding in kingpins. Check for binding. Repair as needed. 4. Orifices O2 or O3 plugged. Clean orifices, and reinstall. SJIII 4740 196430AG...
  • Page 118 1. Stuck speed valve 3H-18A-1. Clean valve. Replace if defective. 2. Stuck speed valve 3H-18A-2. Clean valve. Replace if defective. 4.4-13 No Emergency Down Function 1. Defective aux. holding valve 2H-98-1 or 2H-98-2. Clean valve. Replace if defective. 196430AG SJIII 4740...
  • Page 119 4.5-6 Platform will not Lower NOTE Down function is not proportionally controlled. 1. Lowering valve 2H-13C defective or is sticking. Clean valve. Replace if defective. 2. Defective holding valve 2H-13C-1 or 2H-13C-2. Clean valve. Replace if defective. SJIII 4740 196430AG...
  • Page 120 Clean valve. Replace if defective. defective or sticking. 2. Steer cylinder C1 seals leaking. Rebuild cylinder(s). Replace if damaged. 3. Mechanical binding in kingpins. Check for binding. Repair as needed. 4. Orifices 02 or O3 plugged. Clean orifices, and reinstall. 196430AG SJIII 4740...
  • Page 121 1. Stuck speed valve 3H-18A-1. Clean valve. Replace if defective. 2. Stuck speed valve 3H-18A-2. Clean valve. Replace if defective. 4.5-13 No Emergency Down Function 1. Defective aux. holding valve 2H-98-1 or 2H-98-2. Clean valve. Replace if defective. SJIII 4740 196430AG...
  • Page 122 Notes 196430AG SJIII 4740...
  • Page 123 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. SJIII 4740 196430AG...
  • Page 124 Adjust the threshold trimpot screw to the point where the controlled function just starts to move, then turn the trimpot screw one, full turn in the counterclockwise direction. This adjustment should be done first. 196430AG SJIII 4740...
  • Page 125 4. The function speed remains constant regardless of the degree of handle deflection. a. Perform “Maxout” adjustment procedures. NOTE Trimpots should be sealed with nail polish or enamel based paint. WARNING Do not use RTV silicone. SJIII 4740 196430AG...
  • Page 126 STEER LEFT PIN #1 WHT/RGN STEER COMMON PIN #2 STEER RIGHT PIN #3 YELLOW FORWARD/UP PIN #4 Vbat PIN #5 REVERSE/DOWN PIN #6 PROP . OUTPUT PIN #7 GROUND (-) PIN #8 WHT/BLU ENABLE OUT PIN #9 196430AG SJIII 4740...
  • Page 127 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. SJIII 4740 196430AG...
  • Page 128 2. Replace all of the platform mounting hardware (bolts, flat washers, and spring washers) with new Skyjack-approved parts. Refer to the parts manual for the part numbers for your specific MEWP . 3. Apply a high-strength threadlocker (Loctite 270 or equivalent) to each bolt.
  • Page 129 Turning the port. stem counterclockwise will decrease pressure. 6. Remove the gauge from lift pressure test port. NOTE Pressure setting may vary as MEWP components wear. The lift pressure should be set for rated load only. SJIII 4740 196430AG...
  • Page 130 17. Reinstall any covers that was removed. terminal strip. 18. Remove chock or wheel blocks. 11. Pull out emergency stop button and turn 19. Proceed to Test and Verify Tilt Circuit. main disconnect switch to ON position. 196430AG SJIII 4740...
  • Page 131 12. Reattach all wires #02 to motor contactor. b. Both LEDs will flash. 13. Reinstall any covers that was removed. 14. Remove chock or wheel blocks. Red LED Green LED 15. Proceed to Test and Verify Tilt Circuit. SJIII 4740 196430AG...
  • Page 132 Red LED the specified degrees out from the zero/ home position. On together, no blinking when Green & Red LED fault detected. Tilt Circuit Test 1. Refer to section 2 for test tilt sensor procedure. 196430AG SJIII 4740...
  • Page 133 166003 (Battery Tray) & 125885 (Hydraulic Tray), the platform to an approximate height of 7 feet using the hardware removed previously. (2 meters) or until the pothole protection is activated. Attempt to drive forward or reverse. MEWP should not move forward or backward. SJIII 4740 196430AG...
  • Page 134 4. Use a hub puller to remove and discard the hub/ integrated hub wheel from the wheel motor or brake. 5. For integrated hub wheels, use two 3/8”-24 bolts with a hub puller to remove the wheel. Remove Integrated Hub Wheel 196430AG SJIII 4740...
  • Page 135 10. Torque the wheel motor nut to 475 Nm (350 ft-lb). 11. Apply torque seal to the wheel motor nut. Hub Install Hub Install Integrated Hub Wheel Install Integrated Hub Wheel Install SJIII 4740 196430AG...
  • Page 136 If possible, drive the machine prior to checking torques. 7. Apply dots of torque seal at the base of the wheel bolts. 8. Check torque values after 8 hours of operation. 196430AG SJIII 4740...
  • Page 137 O-ring when installed. 6. Install any 45° and 90° hydraulic hose ends first, then align direction and tighten. Adjust the swivel nut on the straight hose end before tightening to create the desired flow. SJIII 4740 196430AG...
  • Page 138 Chart for JIC Hose Ends Size FFWR 7. Apply a drop of torque seal to the connection. Dash Frac. (in.) 37° Tube Nut Swivel Nut 1/4'' 5/16'' 3/8'' 1/2'' 1.25 5/8'' 3/4'' 1.25 1 1/4'' 1 1/2'' 1649AA 196430AG SJIII 4740...
  • Page 139 Base Lift Resistor *4.8 volts refers to full stroke on the joystick. 24 volts represents a full charge on the battery pack. 1652AA **Values given are with all connections tight and free from corrosion + or - 10%. SJIII 4740 196430AG...
  • Page 140 Ensure the counter on the electrical panel has been reset to zero. 5. Remove the 20 amp fuse from the fuse holder and close the fuse box. 6. Re-install the lid and the gasket to the outlet box. 196430AG SJIII 4740...
  • Page 141 MEWP . amber manual. Charging Solid Charger output is output yellow active. Charge Current profile/ algorithm N/A. error or fault/ display error code Select Current charge charging N/A. profile algorithm SJIII 4740 196430AG...
  • Page 142 U.S. Battery - US 250 XC/XC2 Flooded-lead, 6V, 255 Ah Trojan - T105 ELPT Flooded, 6V, 225 Ah 150 - 250 Ah 6V, 8V, 12V flooded #3 (P-0-0-3) *The batteries used for these charger profiles are connected in a series-parallel circuit. 196430AG SJIII 4740...
  • Page 143 The charger has been unable to calibrate the F-0-0-4 current offset. The voltage drop across the DC relay is too high F-0-0-5 while the relay is closed. Large difference between internal DC-DC and F-0-0-6 battery sense currents. SJIII 4740 196430AG...
  • Page 144 Battery connections are loose or corroded. Check connections. ▪ Extra loads. Turn off other devices running on the battery ▪ This error automatically clears once the charger is reset by cycling ▪ DC or by loss of AC for over 10 minutes. 196430AG SJIII 4740...
  • Page 145 New batteries, if charged when already full, may also cause this error. Disconnect and reconnect the batteries a few times. ▪ Check the battery voltage and cable connections. ▪ This error automatically clears once the condition has been corrected. SJIII 4740 196430AG...
  • Page 146 Internal charger error. Disconnect AC and the battery for a minimum of 30 seconds and retry. has triggered an alarm ▪ If the problem persists, contact Delta-Q Technologies. ▪ This error automatically clears once the condition has been corrected. 196430AG SJIII 4740...
  • Page 147 E-0-4-6 Invalid PDO Length This error automatically clears once the condition has been corrected ▪ A battery or some other source has been connected to E-0-4-7 Platform overvoltage alarm the charger that exceeds the hardware’s design limits. SJIII 4740 196430AG...
  • Page 148 Notes 196430AG SJIII 4740...
  • Page 149 5. Remove the limit switches and free the limit the other high speed limit switch. switch cable(s) by cutting the tie wraps. 6. Follow the cable into the plug and disconnect it from the rear harness. Discard the limit switches. SJIII 4740 196430AG...
  • Page 150 6. Loosen the set screws (x2) on the Drive Override limit switch cam, and rotate the cam until it depresses the limit switch plunger and a click is heard inside the limit switch. 7. Fully lower the platform. 196430AG SJIII 4740...
  • Page 151 16. Repeat steps 6 – 14 as necessary. If test cannot be passed after 2 calibration attempts, contact 2. Ensure you are familiar with the emergency Skyjack Customer Service. lowering system and that it is fully functional. 17. Fully lower platform.
  • Page 152 Output To Overload Warning Light On Control Box 28 Green/Black Output To 28CR1 Tilt Relay And 28CR2 Down Relay 02 White Negative for Flashing Light and Beeper 28E Green/White Output To 28ECR1 Aux. Tilt Relay And 28ECR2 Aux. Down Relay 196430AG SJIII 4740...
  • Page 153 Varied Input From Angle Transducer Not Used Not Used Not Used Not Used 910 Black Positive Signal To Angle Transducer 900 White Negative Signal To Pressure Transducer 902 White Negative Signal To Angle Transducer 910A Black Positive Signal To Pressure Transducer SJIII 4740 196430AG...
  • Page 154 FAULT: BAD SLAVE ANALOGS FAULT: BAD STRAIN MONITORS FAULT: BAD SLAVE MICRO FAULT: HWFS STALLED! STARTUP! TESTING HWFS P3-4 RELAY SHORT! P3-4 RELAY SHORT? P3-4 RELAY OPEN? P3-6 RELAY OPEN? P3-6 RELAY SHORT? IDLE TIMEOUT ACTIVE! 1650AB 196430AG SJIII 4740...
  • Page 155 P4-1 Or P5-1 Short To 0V? Check that the battery voltage is not too low. Verify battery voltage on P2-12. Disconnect plug P4 – if the fault clears there is a wiring fault from P4-1 to the rest of the vehicle. SJIII 4740 196430AG...
  • Page 156 Action a function to clear the idle timeout if it occurred. Ensure the GP102 is correctly mounted – incorrect mounting can cause the “bad tilt sensor” diagnostic to occur. Otherwise there may be an internal problem with the GP102. 196430AG SJIII 4740...
  • Page 157 Read all instructions closely before attempting each phase of the calibration procedure. Symbol Key Function ESC/ENTER Buttons To move back and forth between menu and sub- menu LEFT/RIGHT Buttons Select menus and setting to be adjusted UP/DOWN Buttons Adjust setting values SJIII 4740 196430AG...
  • Page 158 0.9V and 4.1V. Code F11: Not Up Select the UP function only. This message occurs at the start of calibration if the operator selects a function other than UP . 196430AG SJIII 4740...
  • Page 159 Check DIAGNOSTICS / SENSORS to see the sensor output (P4-3) during calibration. output. A reading of 0V or 5V is probably due to a wiring problem. The height sensor output must be between 1.0V and 4.0V at all times. SJIII 4740 196430AG...
  • Page 160 Press ENTER to confirm when the platform is fully lowered. Platform Empty? This message is prompting for confirmation that the platform is completely empty. Press ENTER to confirm if the platform is empty. 196430AG SJIII 4740...
  • Page 161 The last calibrate date can be viewed in DIAGNOSTICS / LOG. Press LEFT & RIGHT to select the flashing digits. Press UP & DOWN to change the flashing digits. Press ENTER when the entry is complete. IMPORTANT: The date 00/00/00 is not allowed! Finished This message confirms that calibration is complete and successful. SJIII 4740 196430AG...
  • Page 162 6. The jumper connection must be connected between the contractor (wire #19B) and the lift coil (instead of the black wire #14) Contactor Main Manifold JUMPER, Insulated Alligator Clip Coil Black wire #14 Wire #19B Lift Valve 7. Connect the Easy-Cal tool to the P1 connector on the CONTROL MODULE. 196430AG SJIII 4740...
  • Page 163 8. The display will show “Help: Press Enter”. By using Left/Right buttons, select the “Access Level ( ? )” from the menu and press the ENTER button. Contact Skyjack Service Department at: (44) 1691-676 236 for your Access Level Code Number.
  • Page 164 Continuing partially complete load calibration. If the phase does not need to be repeated, just press ENTER to move on. If the phase does need to be repeated, press UP or DOWN to change “NO” to “YES” then press ENTER. 196430AG SJIII 4740...
  • Page 165 4. Test the alarm by moving the machine. If the alarm starts making a sound during any motion, the All Motion Alarm is enabled. 5.5-9 Curve/Group Codes Chart Model Part Number and Type of Extension Model Standard Group Code Curve Code Number Platforms 4740 199159 1 Manual Extension Platform 4740 158226 1 Manual Extension Platform 1651AA SJIII 4740 196430AG...
  • Page 166 12V Input From LS1 High Speed Limit Switch To Verify ON/OFF Limits 02 White 0V GND (-) Negative Reference From Base Terminal Strip 10A Blue/Black 12V Main Power Input thru Main Power Relay 10BCR From Base Terminal Strip 196430AG SJIII 4740...
  • Page 167 12V Output for Outrigger Right Front Up signal to 4H-72 Solenoid 71 Orange 12V Output for Outrigger Left Front Up signal to 4H-71 Solenoid 35C White/Black 12V Output for Outrigger Enable signal from Enable switch S9A or Relay 9CR3 SJIII 4740 196430AG...
  • Page 168 If you let go of the keyswitch in the middle of the process, the controller resets and you have to start again from the beginning. 5.6-4 Curve/group code chart Curve Group Model Extension Decks Code Code SJIII 4740 CE 1 manual deck SJIII 4740 AS 1 manual deck 196430AG SJIII 4740...
  • Page 169 CHANGE DEFAULTS 0=CUSTOM Select the curve code. CURVE: ENTER Refer to 3.5-6 5.7-6 SETUPS: SETUPS: ENTER CHANGE DEFAULTS TILT SETUPS TILT SETUPS: CALIBRATE LEVEL: YES:ENTER, NO:ESC ENTER ENTER CALIBRATE LEVEL YES:ENTER, NO:ESC TILT 0.0’ , 0.0’ ENTER SJIII 4740 196430AG...
  • Page 170 MEASURING #XX CALDATE: 00/00/00 the lower switch. (mm/dd/yy) Enter the date. Push and pull the CALIBRATE LOAD: ENTER To the home screen. emergency stop button to FINISHED! cycle the power and save the settings. 196430AG SJIII 4740...
  • Page 171 FAULT: BATTERY VOLTAGE TOO HIGH! IDLE TIMEOUT ACTIVE! GP106 P2-8 SHORT TO SUPPLY! CHECK GP106 CONNECTIONS! GP106 P2-x SHORT TO SUPPLY? CHECK GP102 CONNECTIONS! GP106 P4-x SHORT TO SUPPLY? FACTORY OVERRIDE GP102 P3-4 SHORT TO SUPPLY? 2236AA SJIII 4740 196430AG...
  • Page 172 If there are multiple software ash les saved on the EZcal Pro, press the enter key until it displays the required le. EZcal Pro MENU: XXXXXXX :YES ENTER PGFLASH WORKING Wait for the ash to nish. This could take several minutes. PGFLASH OK/VX.X FINSHED 196430AG SJIII 4740...
  • Page 174 www.skyjack.com...