Skyjack SJ46AJ Operating Manual
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Skyjack SJ46AJ Operating Manual

Articulating booms
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OPERATING MANUAL (AS)
ARTICULATING BOOMS
MODELS
SJ46AJ SJ51AJ SJ63AJ
169512AGA November 2018

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Summary of Contents for Skyjack SJ46AJ

  • Page 1 OPERATING MANUAL (AS) ARTICULATING BOOMS MODELS SJ46AJ SJ51AJ SJ63AJ 169512AGA November 2018...
  • Page 2 This manual is based on Serial Number(s): SJ 46AJ/51AJ 95 000 853 & Above SJ 63AJ 95 300 317 & Above Please refer to the website (www.skyjack.com) for older Serial Numbers. Skyjack Service Center Parts & Service (Europe) Unit 1 Maes Y Clawdd 3451 Swenson Ave.
  • 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. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 3...

  • Page 4: Table Of Contents

    Read and Heed ..............................5 Safety Rules ................................6 Section 2 - Familiarization ..........................11 2.1a Familiarization of Articulated Boom Series - SJ46AJ & SJ51AJ ...............11 2.1b Familiarization of Articulated Boom Series - SJ63AJ ................12 Component Identification ..........................13 Visual & Daily Maintenance Inspections ....................20 Function Tests ............................31...

  • Page 5: Section 1 - About Your Mewp

    SKYJACK warrants each new articulating series work platform to be free of defective parts and workmanship for the first 24 months. Any defective part will be replaced or repaired by your local SKYJACK dealer at no charge for parts or labor. Contact the SKYJACK Service Department for warranty statement extensions or exclusions.

  • Page 6: Safety Rules

    Common sense dictates the use of protective clothing when working on or near machinery. Use appropriate safety devices to protect your eyes, ears, hands, feet and body. Any modifications from the original design are strictly forbidden without written permission from SKYJACK. Electrocution Hazard This MEWP is not electrically insulated.
  • Page 7 MEWP or grade steeper than 45%. Boom operate elevated in windy or elevated driving must only be gusty conditions that exceed done on firm, level surfaces. the limits specified in Section 4, Table 4.5. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 7...
  • Page 8 MEWP without guardrails, locking pins and the entry gate in place. • AVOID crushing hazards. Be aware of crushing hazards when lifting or driving. Keep all body parts inside the MEWP . SJ46AJ SJ51AJ SJ63AJ Page 8 December 2007...
  • Page 9 MEWP . object to steady the platform. • DO NOT place materials on the guardrails or materials that exceed the confines of the guardrails unless approved by Skyjack. DO NOT • distribute load • operate if MEWP is unevenly.
  • Page 10 • has alterations or modifications not approved Skyjack recommends the use of a fall restraint by the manufacturer. system to keep an occupant within the confines • has safety devices which have been altered of the platform, and thus not expose the occupant or disabled.

  • Page 11: Section 2 - Familiarization

    Section 2 - Familiarization SJ AJ Series 2.1a Familiarization of Articulated Boom Series - SJ46AJ & SJ51AJ WARNING MEWP Familiarization should be given only to individuals who are COMPETENT and TRAINED to operate an MEWP . Do not operate this MEWP without proper authorization and training. Failure to avoid this hazard could result in death or serious injury.

  • Page 12: Familiarization Of Articulated Boom Series - Sj63Aj

    Disconnect Switch Drive Bypass Valve Manual Footswitch SJ46AJ SJ51AJ SJ63AJ Page 12 December 2007 It is the responsibility of the operator to read, completely understand and follow all instructions and warnings contained in this operating manual and on the MEWP.

  • Page 13: Component Identification

    Drive Bypass Valve with Override Stems - This valve, when loosened counterclockwise (two all circuits. Switch must be in “ ” on position to revolutions for SJ46AJ & SJ51AJ, or 90 degrees operate any circuit. Turn switch “ ” off when for SJ63AJ), is used to override drive relief valves transporting MEWP .
  • Page 14 The footswitch is located on the floor of the platform. When depressed and held, it enables controls on Figure 2-3a. Brake System platform control console. (Models SJ46AJ & SJ51AJ) Figure 2-4. Footswitch NOTE The footswitch is equipped with a 15-second...
  • Page 15 Remove the obstruction from the platform, then after a four-second delay normal functions can be resumed. • Use the emergency power unit at the base control console to release the platform from the obstruction. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 15 It is the responsibility of the operator to read, completely understand and follow all instructions and warnings contained in this operating manual and on the MEWP.
  • Page 16 “ ” up or “ ” down movement of jib. emergency power unit. SJ46AJ SJ51AJ SJ63AJ Page 16 December 2007 It is the responsibility of the operator to read, completely understand and follow all instructions and warnings contained in this operating manual and on the MEWP.
  • Page 17 Circuit Breakers - In the event of a power overload or positive circuit grounding, the circuit breaker pops out. Push breaker back in to reset. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 17 It is the responsibility of the operator to read, completely understand and follow all...
  • Page 18 (lower speed). Select “ ” high torque when driving on a slope. SJ46AJ SJ51AJ SJ63AJ Page 18 December 2007 It is the responsibility of the operator to read, completely understand and follow all instructions and warnings contained in this operating manual and on the MEWP.
  • Page 19 “ ” left or “ ” right of turret. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 19 It is the responsibility of the operator to read, completely understand and follow all instructions and warnings contained in this operating manual and on the MEWP.

  • Page 20: Visual & Daily Maintenance Inspections

    • ground area under the MEWP SJ46AJ SJ51AJ SJ63AJ Page 20 December 2007 It is the responsibility of the operator to read, completely understand and follow all...
  • Page 21 Ensure footswitch is in good working order and has not been modified, disabled or blocked. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 21 It is the responsibility of the operator to read, completely understand and follow all instructions and warnings contained in this operating manual and on the MEWP.
  • Page 22 Section 2 - Familiarization Muffler Charge Pressure Filter High Pressure Filter Air Filter Battery Charge Indicator Main Power Disconnect Switch Engine Compartment - SJ46AJ & SJ51AJ High Pressure Filter Muffler Battery Air Filter Charge Indicator Swing Drive Motor Main Power Disconnect Switch...
  • Page 23 Ensure there are no loose or missing parts and no visible damage to the WARNING engine pivot tray. For models SJ46AJ and SJ51AJ, ensure that quick release Explosion hazard. Keep flames and pin is in place.
  • Page 24 Section 2 - Familiarization Brake Manifold Main Manifold Base Control Console Hydraulic Tank Fuel Tank Emergency Power Unit Control Compartment - SJ46AJ & SJ51AJ Base Control Hydraulic Tank Console Brake Manifold Emergency Power Unit Fuel Tank Main Manifold Control Compartment - SJ63AJ...
  • Page 25 Always have an approved fire sight gauge located on the side of the extinguisher within easy reach. hydraulic oil tank for SJ46AJ/SJ51AJ and on the front of the hydraulic oil tank Ensure fuel tank, shutoff valve, hoses and for SJ63AJ.
  • Page 26 Oscillating Lock Cylinder Turret Rotation Limit Switch Assembly Gear Drive Axle Wheel/Tire Rotary Assembly Manifold Steer Cylinder Assembly Base - SJ46AJ & SJ51AJ Tie Rod Turret Transportation Oscillating Lock Cylinder Limit Switch Turret Rotation Assembly Drive Axle Gear Wheel/Tire Assembly...
  • Page 27 Oscillating axle is locked when MEWP is can adversely affect stability. Therefore, in work mode. Refer to Diagram 3.4. Axle replace tires only with the exact Skyjack- Oscillation Diagram. approved type. Failure to operate with matched approved tires in good condition •...
  • Page 28 Section 2 - Familiarization Wear Pads Main and Fly Booms Power Track Riser Rotary Actuator Cylinders Load Cell Jib and Boom - SJ46AJ & SJ51AJ Wear Pads Main and Fly Booms Power Track Riser Rotary Actuator Load Cell Cylinders Jib and Boom - SJ63AJ...
  • Page 29 Ensure there are no loose or missing there is no evidence of hydraulic leakage. parts and there is no visible damage. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 29 It is the responsibility of the operator to read, completely understand and follow all...
  • Page 30 • Flashing Amber Light (If Equipped) Ensure lamp is properly secured with no signs of visible damage. SJ46AJ SJ51AJ SJ63AJ Page 30 December 2007 It is the responsibility of the operator to read, completely understand and follow all instructions and warnings contained in this operating manual and on the MEWP.

  • Page 31: Function Tests

    Allow engine to warm up for a few Result: MEWP functions should not operate. minutes at low speed before applying any load. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 31 It is the responsibility of the operator to read, completely understand and follow all...
  • Page 32 NOTE Close all cowlings before proceeding to next item. SJ46AJ SJ51AJ SJ63AJ Page 32 December 2007 It is the responsibility of the operator to read, completely understand and follow all instructions and warnings contained in this operating manual and on the MEWP.
  • Page 33 Do not use Result: All boom and platform functions emergency power unit continuously should operate as selected. for more than two minutes for models SJ46AJ/SJ51AJ and for more than three minutes for model SJ63AJ. NOTE SJ46AJ SJ51AJ SJ63AJ December 2007...
  • Page 34 NOTE To conserve battery power, test each function through a partial cycle. The emergency power unit has a two-minute duty cycle for models SJ46AJ/ SJ51AJ and a three-minute duty cycle for 3. On base control console, pull out “ ”...
  • Page 35 ” emergency stop button. Result: Emergency stop light should continuously illuminate. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 35 It is the responsibility of the operator to read, completely understand and follow all instructions and warnings contained in this operating manual and on the MEWP.
  • Page 36 Result: Engine should not start. 6. Without depressing footswitch, try to start engine. Result: Engine should start. SJ46AJ SJ51AJ SJ63AJ Page 36 December 2007 It is the responsibility of the operator to read, completely understand and follow all instructions and warnings contained in this operating manual and on the MEWP.
  • Page 37 “ ” forward or “ ” reverse direction until MEWP begins to move, and then return handle to center position. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 37 It is the responsibility of the operator to read, completely understand and follow all...
  • Page 38 Result: The maximum achievable drive speed should be significantly less than stowed drive speed. SJ46AJ SJ51AJ SJ63AJ Page 38 December 2007 It is the responsibility of the operator to read, completely understand and follow all instructions and warnings contained in this operating manual and on the MEWP.
  • Page 39 The emergency power unit has a for more than two minutes for models two-minute duty cycle for models SJ46AJ/ SJ46AJ/SJ51AJ and for more than three SJ51AJ and a three-minute duty cycle for minutes for model SJ63AJ.
  • Page 40 MEWP pulls to one side while stopping, do not operate MEWP until brake adjustments have been checked. SJ46AJ SJ51AJ SJ63AJ Page 40 December 2007 It is the responsibility of the operator to read, completely understand and follow all...
  • Page 41 MEWP chassis should level itself to Section 3 for operation. ground. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 41 It is the responsibility of the operator to read, completely understand and follow all instructions and warnings contained in this operating manual and on the MEWP.
  • Page 42 1. Ensure path of intended motion is clear. 2. Activate any drive or lift functions. Result: Alarm should sound. SJ46AJ SJ51AJ SJ63AJ Page 42 December 2007 It is the responsibility of the operator to read, completely understand and follow all...
  • Page 43 An engine shut down will turn the generator off. Normal boom functions are disabled while the generator is on. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 43 It is the responsibility of the operator to read, completely understand and follow all...

  • Page 44: Winching And Towing Procedure

    - marked with yellow paint) two revolutions is impeded by an obstacle, utmost counterclockwise for SJ46AJ & SJ51AJ, or 90 care must be taken to move MEWP far degrees counterclockwise for SJ63AJ. enough to clear obstacle. In such cases,...
  • Page 45 Apply brakes by pulling out black brake auto reset valve. NOTE Figure 2-8a. Brake Manifold Brakes automatically apply when platform (Models SJ46AJ & SJ51AJ) controls are engaged. WARNING Brakes must be applied immediately after reaching desired location. Figure 2-8b. Brake Manifold...

  • Page 46: Emergency Lowering Procedures

    NOTE Select “ ” on position from engine start/on/off The emergency power unit has a switch. two-minute duty cycle for models SJ46AJ/ SJ51AJ and a three-minute duty cycle for Depress and hold footswitch. model SJ63AJ. Turn “ ” emergency power switch to “ ” on CAUTION position and activate desired boom function.

  • Page 47: Section 3 - Operation

    Owners must comply with local are familiar with mechanical procedures. standards and regulations. Death or serious injury could result from the use of an MEWP that is not properly maintained or kept in good working condition. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 47...

  • Page 48: Major Components - Sj46Aj & Sj51Aj

    Major Components Section 3 - Operation 3.2a Major Components - SJ46AJ & SJ51AJ Platform Control Console Fly Boom Platform Main Boom Power Track Lift Cylinder Riser Riser Control Cylinders Compartment Base Control Engine Console Compartment Turret Base SKYJACK Articulating Boom - SJ46AJ...

  • Page 49: Major Components - Sj63Aj

    3.2b Major Components - SJ63AJ Platform Control Console Fly Boom Platform Main Boom Power Track Lift Cylinder Riser Control Compartment Engine Base Control Compartment Console Turret Base SKYJACK Articulating Boom - Model SJ63AJ SJ46AJ SJ51AJ SJ63AJ December 2007 Page 49...

  • Page 50: Major Assemblies

    The riser mechanism uses two double-acting hydraulic cylinders with holding valves to control vertical movement. SJ46AJ and SJ51AJ models are equipped with a 152 cm (60 in.) jib, controlled by a double-acting hydraulic cylinder.

  • Page 51: Component Identification

    3.5-2 All Motion Alarm (If Equipped) Figure 3-1a. Turret Transportation Lock This alarm produces an audible sound when any MEWP (Models SJ46AJ & SJ51AJ) function is activated. On MEWPs with certain options, a flashing amber light will accompany this alarm.

  • Page 52: Component Identification (Optional Equipment/Attachments)

    Work Light - This light turns on when plugged into the AC outlet on the platform. WARNING Work lights are not intended to replace the ambient lighting required to navigate and operate this MEWP . SJ46AJ SJ51AJ SJ63AJ Page 52 December 2007...

  • Page 53: Operator's Responsibility

    Drive MEWP forward and backward slowly inspections & function tests again. several times until braking response is in safe operating performance. Scheduled maintenance inspections shall only be performed by qualified service technician (see Table 4.7). SJ46AJ SJ51AJ SJ63AJ December 2007 Page 53...

  • Page 54: Start Operation

    “ ” right position. Release switch to stop. or disabled. • has been tagged or locked out for non-use or repair. Failure to avoid these hazards could result in death or serious injury. SJ46AJ SJ51AJ SJ63AJ Page 54 December 2007...
  • Page 55 Control Console Activate and hold function enable switch “ ” by pushing it to the right. Push riser up/down switch to either “ ” up or “ ” down position. Release switch to stop. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 55...
  • Page 56 Do not use emergency power unit Select desired engine RPM using throttle switch: continuously for more than two minutes for models SJ46AJ/SJ51AJ and for more “ ” high or “ ” low. than three minutes for model SJ63AJ.
  • Page 57 ” to move riser down. Release torque mode. switch to stop. • DO NOT exceed the rated gradeability listed in Table 4.2a. • Ensure fuel level is above half to avoid a possible stall condition. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 57...
  • Page 58 CAUTION Do not use emergency power unit Push and hold boom/turret controller in this continuously for more than two minutes for models SJ46AJ/SJ51AJ and for more direction “ ” to raise main boom or “ ” than three minutes for model SJ63AJ.
  • Page 59 On platform control console, turn generator on/ off switch to “ ” off position. NOTE An engine shut down will turn the generator off. Normal boom functions are disabled while the generator is on. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 59...

  • Page 60: Refueling Procedure

    CAUTION When operating on a slope, ensure fuel level is above half to avoid a possible stall condition. IMPORTANT Before using your MEWP ensure there is enough fuel for expected use. SJ46AJ SJ51AJ SJ63AJ Page 60 December 2007...

  • Page 61: Loading/Unloading

    (refer to Section 3.10-2). NOTE Turn key switch to “ ” off position and remove For loading and unloading using a winch key before transporting. line, refer to Section 2.5. Figure 3-2. Tie-down Points SJ46AJ SJ51AJ SJ63AJ December 2007 Page 61...
  • Page 62 (refer to Figure 3-3b or Figure 3-3d). Transport Point Figure 3-3a. Turret Transportation Lock & Locking Points (Models SJ46AJ & SJ51AJ) = 8” (200 mm) 46AJ = 6” (150 mm) 53” 53”...
  • Page 63 Section 3 - Operation Loading/Unloading Transport Point Figure 3-3c. Turret Transportation Lock & Locking Points (Model SJ63AJ) Figure 3-3d. Lifting Points (Model SJ63AJ) NOTE: Center of gravity varies with different options. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 63...

  • Page 64: Chassis Tilt

    Retract fly boom completely. Lower riser completely. Lower main boom completely. Drive to a firm level surface. Figure 3-4. Platform Uphill Figure 3-5. Platform Downhill SJ46AJ SJ51AJ SJ63AJ Page 64 December 2007...

  • Page 65: Section 3 - Diagrams

    (4.57) (3.05) (1.52) (-1.52) (-3.05) (-3.05) (-1.52) (1.52) (3.05) (4.57) (6.10) (7.62) (9.14) Figure 3-6. Reach Diagram - SJ46AJ -5” (-12.70 cm) 30” 75° (76 cm) 45° 7’ - 4” (2.24 m) 72” (183 cm) 8’ - 6” (2.58 m) 25’...
  • Page 66 (7.48 m) (134 cm) 6’ - 10” 44” (2.07 m) (111 cm) 70° 16’ 14” 6° (40.6 cm) (36 cm) 6’ - 8” (2.03 m) 11.5” (29.21 cm) Figure 3-9. Dimension - SJ51AJ SJ46AJ SJ51AJ SJ63AJ Page 66 December 2007...
  • Page 67 27’ 6” (8.31 m) (8.38 m) 30’ (9.14 m) 8’ 4” 11” (2.54 m) 53” 44” (28 cm) (1.35 m) (1.12 m) 8’ (2.44 m) 15” (38 cm) Figure 3-11. Dimension - SJ63AJ SJ46AJ SJ51AJ SJ63AJ December 2007 Page 67...
  • Page 68 Do not raise the platform in work mode if it is not on a firm level surface. Axle oscillation free (travel mode) - drive speed 7.7 km/h (4.8 mph) max. Axle oscillation locked (work mode) - drive speed 0.8 km/h (0.5 mph) max. Figure 3-12. Axle Oscillation SJ46AJ SJ51AJ SJ63AJ Page 68 December 2007...

  • Page 69: Section 4 - Tables

      Catalytic Muffler (Level 1)    Cold weather start kit (diesel)    Flashing amber light    Platform work light  Rear entry spring hinged gate 1049AA_AS SJ46AJ SJ51AJ SJ63AJ December 2007 Page 69...
  • Page 70 15 - 25 seconds (approx.) 15 - 25 seconds (approx.) 6 - 11 seconds (approx.) Drive speed (maximum-stowed) 7.7 kmh 7.7 kmh 7.3 km/h Drive speed (maximum-elevated) 0.8 kph 0.8 kph 0.8 km/h 1050AD_AS SJ46AJ SJ51AJ SJ63AJ Page 70 December 2007...
  • Page 71 Max. Oil Temp. Temperature Approved Alternates Chevron Rykon MV (Note: Cold weather starting temperatures can be improved Mobilfluid 424 with Skyjack options. Please consult your nearest Skyjack Esso Univis N46 service center.) Hydraulic Tank Capacity 91 L Hydraulic 100°F to 115°F...
  • Page 72 This decal is located on the control compartment cowling. It must be completed after an annual inspection has been completed. Do not use the aerial platform if an inspection has not been recorded in the last 6 months. Pictorial Description Inspection Date Inspector Signature SJ46AJ SJ51AJ SJ63AJ Page 72 December 2007...
  • Page 73 12.5 m/s 12.5 m/s 12.5 m/s Maximum Side Force 400 N 400 N 400 N Tilt Cutout Setting 5 degrees x 5 degrees 5 degrees x 5 degrees 5 degrees x 5 degrees 1053AA_AS SJ46AJ SJ51AJ SJ63AJ December 2007 Page 73...
  • Page 74 Intermixing tires of different types or using tires of types other than those originally supplied with this equipment can adversely affect stability. Therefore, replace tires only with the exact Skyjack- approved type. Failure to operate with matched approved tires in good condition may result in death or serious injury.
  • Page 75 B - Perform Scheduled Maintenance Inspection. Refer to Service & Maintenance manual. * - Maintenance must be performed only by trained and competent personnel who are familiar with mechanical procedures. † - Refer to Skyjack's website @ www.skyjack.com for latest service bulletins prior to performing quarterly or yearly inspection.
  • Page 76 Model: Hourmeter Reading: Operator's Name (Printed): Date: Time: Operator's Signature: Each item shall be inspected using the the appropriate section of the Skyjack operating manual. As each item is inspected, check the appropriate box. INSPECTION FREQUENCY - PASS  DAILY...

  • Page 77: Section 5 - Labels

    Label Legend Safety Red Safety Red indicates DANGER. Safety Orange Safety Orange indicates WARNING. Safety Yellow Safety Yellow indicates CAUTION. Safety Green Safety Green indicates emergency lowering. Safety Blue Safety Blue indicates safety information. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 77...
  • Page 78 Labels Section 2 - Operation Models SJ46AJ & SJ51AJ Engine Side Label Pictorial Description Connect AC Supply Connect AC supply here. Body Crushing Hazard Danger - Body crushing hazard Tie Down Points Only use these points for tying down. Crushing Hazard...
  • Page 79 Section 2 - Operation Labels Models SJ46AJ & SJ51AJ Engine Side (Continued) Label Pictorial Description Warning - Do Not Alter Do not alter or disable limit switches or other safety devices. Skyjack Logo Skyjack Model Number* Product Identifier *Model number will vary, may not be as shown.
  • Page 80 Labels Section 2 - Operation Models SJ46AJ & SJ51AJ Engine Compartment Label Pictorial Description Winching/Towing/Pushing Procedure Refer to Operating manual. 1. Block or chock wheels to prevent MEWP from rolling. 2. Turn main power disconnect switch to off position. At engine side: 3.
  • Page 81 Section 2 - Operation Labels Models SJ46AJ & SJ51AJ Engine Compartment Label Pictorial Description Lift and Tie Down Points Only use these points for lifting or tying down. Wheel Specifications Refer to manual for wheel type, offset, pressure and torque.
  • Page 82 Labels Section 2 - Operation Models SJ46AJ & SJ51AJ Engine Compartment (Continued) Label Pictorial Description Foam-filled Tire Indicates foam-filled tire. Sound Power Level Guaranteed maximum sound power level Main Power Disconnect Main power disconnect lever Warning - Do Not Alter Do not alter or disable limit switches or other safety devices.
  • Page 83 Section 2 - Operation Labels Models SJ46AJ & SJ51AJ Rear Side - Base Label Pictorial Description 4x4 (If Equipped) Product identifier - 4 wheel drive SJ46AJ SJ51AJ SJ63AJ December 2007 Page 83...
  • Page 84 Labels Section 2 - Operation Models SJ46AJ & SJ51AJ Control Compartment Label Pictorial Description Winching/Towing/Pushing Procedure Refer to Operating manual. 1. Block or chock wheels to prevent MEWP from rolling. 2. Turn main power disconnect switch to off position. At engine side: 3.
  • Page 85 Section 2 - Operation Labels Models SJ46AJ & SJ51AJ Control Compartment Label Pictorial Description Hydraulic Oil Level Indicates minimum/maximum oil level. Lift and Tie Down Points Only use these points for lifting or tying down. Wheel Specifications Refer to manual for wheel type, offset, pressure and torque.
  • Page 86 Labels Section 2 - Operation Models SJ46AJ & SJ51AJ Control Compartment (Continued) Label Pictorial Description Foam-filled Tire Indicates foam-filled tire. Sound Power Level Guaranteed maximum sound power level No Smoking Do not smoke near this location. Diesel Use diesel fuel only.
  • Page 87 Section 2 - Operation Labels Models SJ46AJ & SJ51AJ Control Compartment (Continued) Label Pictorial Description Base Control Console P ush “ ” breaker back in to reset. Select and hold “ ” to enable error blink code for engine control unit (ECU).
  • Page 88 Labels Section 2 - Operation Models SJ46AJ & SJ51AJ Control Side Clearance Requirements Label Pictorial Description Body Crushing Hazard Danger - Body crushing hazard Annual Inspection Ensure that work platform has received annual inspection prior to operation. Emergency Lowering Procedure In case of emergency, follow procedure outlined in label to lower the platform.
  • Page 89 Section 2 - Operation Labels Models SJ46AJ & SJ51AJ Control Side (Continued) Clearance Requirements Label Pictorial Description Tie Down Points Only use these points for tying down. Model Number* Product Identifier *Model number will vary, may not be as shown.
  • Page 90 Labels Section 2 - Operation Models SJ46AJ & SJ51AJ Platform Label Pictorial Description Platform Capacity* Rated work load when operating on a level ground. Rated work load includes the weight of both personnel and material, and maximum number of people in each configuration. Do not exceed total weight or maximum number of people.
  • Page 91 Section 2 - Operation Labels Models SJ46AJ & SJ51AJ Platform (Continued) Clearance Requirements Label Pictorial Description Warning - No Step No step warning Harness Anchorage Anchor safety belt/harness tethers here. Manual Box Indicates location of operating manual. Platform Capacity* Rated work load when operating on a level ground. Rated work load includes the weight of both personnel and material, and maximum number of people in each configuration.
  • Page 92 Labels Section 2 - Operation Models SJ46AJ & SJ51AJ Platform (Continued) Clearance Requirements Label Pictorial Description Hazard Identification Refer to Section 1: Safety Rules. Read and understand the outlined risks associated with this work platform prior to operation. AWPT “Click It!”...
  • Page 93 Section 2 - Operation Labels Models SJ46AJ & SJ51AJ Platform (Continued) Label Pictorial Description Model Number* Product Identifier *Model number will vary, may not be as shown. Crushing Hazard Danger - Crushing hazard Warning - Do Not Alter Do not alter or disable limit switches or other safety devices.
  • Page 94 Labels Section 2 - Operation Models SJ46AJ & SJ51AJ Platform Control Console Platform Control Console EMERGENCY LOWERING PROCEDURE At Platform Controls: 1. Pull out emergency stop button. 2. Depress and hold foot switch. 3. Activate emergency pump switch. 4. Activate desired boom function.
  • Page 95 Section 2 - Operation Labels Models SJ46AJ & SJ51AJ Platform Control Console (Continued) Platform Control Console (Continued) EMERGENCY LOWERING PROCEDURE At Platform Controls: 1. Pull out emergency stop button. 2. Depress and hold foot switch. 3. Activate emergency pump switch.
  • Page 96 Labels Section 2 - Operation Models SJ46AJ & SJ51AJ Front Side - Base Label Pictorial Description Body Crushing Hazard Danger - Body crushing hazard Serial Plate* Product identification and specifications *Serial plates will vary, may not be as shown. 4x4 (If Equipped)
  • Page 97 Notes SJ46AJ SJ51AJ SJ63AJ December 2007 Page 97...
  • Page 98 Label Pictorial Description Connect AC Supply Connect AC supply here. Body Crushing Hazard Danger - Body crushing hazard Tie Down Points Only use these points for tying down. Crushing Hazard Danger - Crushing hazard SJ46AJ SJ51AJ SJ63AJ Page 98 December 2007...
  • Page 99 Description Warning - Do Not Alter Do not alter or disable limit switches or other safety devices. Skyjack Logo Skyjack Model Number* Product Identifier *Model number will vary, may not be as shown. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 99...
  • Page 100 10. Reset brake by pulling out black knob. At engine side: 11. Close bypass valve by rotating 90 degrees (counterclockwise) to normal condition (flat is parallel to shaft axis). NOTE Before operation, ensure all blocks are removed from wheels. SJ46AJ SJ51AJ SJ63AJ Page 100 December 2007...
  • Page 101 Only use these points for lifting or tying down. Wheel Specifications Refer to manual for wheel type, offset, pressure and torque. Wheel Load* Indicates rated wheel load. *Wheel load will vary over different MEWPs. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 101...
  • Page 102 Labels Section 2 - Operation Model SJ63AJ Engine Compartment (Continued) Label Pictorial Description Foam-filled Tire Indicates foam-filled tire. Sound Power Level Guaranteed maximum sound power level Main Power Disconnect Main power disconnect lever SJ46AJ SJ51AJ SJ63AJ Page 102 December 2007...
  • Page 103 Label Pictorial Description Serial Plate* Product identification and specifications *Serial plates will vary, may not be as shown. 4x4 (If Equipped) Product identifier - 4 wheel drive Crushing Hazard Danger - Crushing hazard SJ46AJ SJ51AJ SJ63AJ December 2007 Page 103...
  • Page 104 10. Reset brake by pulling out black knob. At engine side: 11. Close bypass valve by rotating 90 degrees (counterclockwise) to normal condition (flat is parallel to shaft axis). NOTE Before operation, ensure all blocks are removed from wheels. SJ46AJ SJ51AJ SJ63AJ Page 104 December 2007...
  • Page 105 Only use these points for lifting or tying down. Wheel Specifications Refer to manual for wheel type, offset, pressure and torque. Wheel Load* Indicates rated wheel load. *Wheel load will vary over different MEWPs. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 105...
  • Page 106 Guaranteed maximum sound power level No Smoking Do not smoke near this location. Diesel Use diesel fuel only. Grease Points Maintenance Refer to service and maintenance manual “ for lubricating ” MEWP . SJ46AJ SJ51AJ SJ63AJ Page 106 December 2007...
  • Page 107 ” to lower main boom. Select Push and hold “ ” to start engine or “ ” to enable the emergency power unit. Push and hold “ ” in either direction to enable base control functions. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 107...
  • Page 108 In case of emergency, follow procedure outlined in label to lower the platform. No Smoking Do not smoke near this location. Diesel Use diesel fuel only. Warning - Do Not Alter Do not alter or disable limit switches or other safety devices. SJ46AJ SJ51AJ SJ63AJ Page 108 December 2007...
  • Page 109 Model Number* Product Identifier *Model number will vary, may not be as shown. Skyjack Logo Skyjack EWPA Clearance Requirements Clearance requirements for operating non-insulated mobile plant, including elevating work platforms near power lines. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 109...
  • Page 110 Refer to Table 4.7 Maintenance and Inspection Schedule. Horizontal Load Rating Apply no more than indicated side load. Operate below indicated wind speed only. No Jewelry Caution - Do not wear jewelry. SJ46AJ SJ51AJ SJ63AJ Page 110 December 2007...
  • Page 111 Load platform uniformly. *Platform capacity will vary over different MEWPs. Horizontal Load Rating Apply no more than indicated side load. Operate below indicated wind speed only. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 111...
  • Page 112 *Model number will vary, may not be as shown. AWPT “Click It!” Indicates full body harness awareness. Skyjack Logo Skyjack EWPA Clearance Requirements Clearance requirements for operating non-insulated mobile plant, including elevating work platforms near power lines. SJ46AJ SJ51AJ SJ63AJ Page 112 December 2007...
  • Page 113 Crushing Hazard Danger - Crushing hazard Warning - Do Not Alter Do not alter or disable limit switches or other safety devices. Footswitch Enable (On/Off) Depress and hold footswitch to enable platform function. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 113...
  • Page 114 ” high torque when driving on a slope. Select either “ ” high or “ ” low engine throttle speed. Select “ ” to engage differential lock or “ ” to disengage differential lock. SJ46AJ SJ51AJ SJ63AJ Page 114 December 2007...
  • Page 115 Press rocker switch in this direction“ ” to steer left or “ ” to steer right. Push and hold controller in this direction “ ” to drive forward or “ ” to drive backward. SJ46AJ SJ51AJ SJ63AJ December 2007 Page 115...
  • Page 116 Model SJ63AJ Front Side - Base Label Pictorial Description Body Crushing Hazard Danger - Body crushing hazard 4x4 (If Equipped) Product identifier - 4 wheel drive Connect AC Supply Connect AC supply here. SJ46AJ SJ51AJ SJ63AJ Page 116 December 2007...
  • Page 117 Notes SJ46AJ SJ51AJ SJ63AJ December 2007 Page 117...
  • Page 118 Notes SJ46AJ SJ51AJ SJ63AJ Page 118 December 2007...
  • Page 120 www.skyjack.com...

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