Skyjack 7127 Operating Manual
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Skyjack 7127 Operating Manual

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TM
OPERATING MANUAL
ANSI/CSA
This manual must be kept and stored with the aerial platform at all times.
For Service please call ........................................................................ 800 275-9522
Skyjack Service Center, 3451 Swenson Ave., St. Charles, IL. 60174, USA .... FAX 630 262-0006
For Parts in North America and Asia please call .................................... 800 965-4626
Skyjack Parts Center, 3451 Swenson Ave., St. Charles, IL. 60174, USA ................ FAX 888 782-4825
For Parts & Service in Europe please call ................................................. 44-1691-676-235
Skyjack Europe, Glovers Meadow, Maesbury Rd., Oswestry, Shropshire, U.K ...... FAX 44-1691-676-239
143861AB-A
Printed in Canada
February 2008

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Summary of Contents for Skyjack 7127

  • Page 1 This manual must be kept and stored with the aerial platform at all times. For Service please call ................ 800 275-9522 Skyjack Service Center, 3451 Swenson Ave., St. Charles, IL. 60174, USA ..FAX 630 262-0006 For Parts in North America and Asia please call ........800 965-4626 Skyjack Parts Center, 3451 Swenson Ave., St.
  • Page 2 51389 to 51934 50 000 001 to 50 000 512 50 000 513 & Above 60101AL-ANSI-R Mid Size: 7127, 7135, 8243 & 8850 Full Size: 8831, 8841 & 9250 SKYJACK, Page 2 Mid Size & Full Size RT’s February 2008...
  • Page 3 This document is a translation from English. In case of discrepancy between the English document and this document, the English version prevails. Mid Size & Full Size RT’s SKYJACK, Page 3 Engine Powered February 2008...

  • Page 4: Table Of Contents

    Component Identification (Special Options) ....................22 2.6-1 Generator/Outrigger Control Console (If Equipped) ................22 2.6-2 Powered Extension Control Console (If Equipped) .................22 2.6-3 1500W AC Inverter (If Equipped) ......................23 SKYJACK, Page 4 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 5 Table 2.5 Maximum Platform Capacities (Evenly Distributed with Optional #7 Tires) ..........63 Table 2.6 Floor Loading Pressure ..........................64 Table 2.7 Tire Specifications ............................66 Table 2.8 Maintenance and Inspection Schedule ....................67 Table 2.9 Operator’s Checklist ..........................68 Mid Size & Full Size RT’s SKYJACK, Page 5 Engine Powered February 2008...

  • Page 6: Aerial Platform Definition

    SKYJACK warrants each new SJRT Series aerial 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.

  • Page 7: 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. SKYJACK, Page 8 Mid Size &...

  • Page 8: Electrocution Hazard

    Over 200KV to 350KV Over 350KV to 500KV Over 500KV to 750KV Over 750KV to 1000KV FAILURE TO AVOID THIS HAZARD WILL RESULT IN DEATH OR SERIOUS INJURY! 60023AD-ANSI Mid Size & Full Size RT’s SKYJACK, Page 9 Engine Powered February 2008...

  • Page 9: Safety Precautions

    • raise the aerial fully lowered, ascending or platform in windy or gusty descending, only grades up conditions. to rated maximum listed in Table 2.3 are permissible. SKYJACK, Page 10 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 10 • use the aerial platform without hazards around aerial guardrails, locking pins and the entry gate/chain/ platform when driving or lifting. bar in place. Mid Size & Full Size RT’s SKYJACK, Page 11 Engine Powered February 2008...
  • Page 11 • has been damaged or appears to have worn or Skyjack recommends the use of a fall restraint missing parts. system to keep an occupant within the confines •...

  • Page 12: Section 2 - Operation

    Death or serious injury could result from the use of an aerial platform that is not properly maintained or kept in good working condition. Mid Size & Full Size RT’s SKYJACK, Page 13 Engine Powered February 2008...

  • Page 13: Major Components

    2.2 Major Components Entry Gate Platform Control Console Extension Platform Main Platform Maintenance Support Lifting Mechanism Hydraulic/ Electrical Engine Compartment Compartment Outrigger Base SKYJACK Model 7127 Aerial Platform SKYJACK, Page 14 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 14: Major Assemblies

    • An engine control console is also located at the front of the base. Mid Size & Full Size RT’s SKYJACK, Page 15 Engine Powered February 2008...

  • Page 15: Component Identification

    If the tilt alarm sounds and the platform does not, or only partially raises, immediately lower the platform completely and ensure that the aerial platform is on a firm level surface. SKYJACK, Page 16 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 16: Engine Control Console

    When the lamp goes out, the engine is ready to be started. Figure 2-5. Engine Control Console - Diesel Engine Mid Size & Full Size RT’s SKYJACK, Page 17 Engine Powered February 2008...

  • Page 17: Brake System

    This emergency lowering system is located on the hydraulic tank and is accessed through a hole in the hydraulic/electrical compartment door. Figure 2-8. Emergency Lowering System Emergency Lowering Pushbutton Emergency Lowering Valve SKYJACK, Page 18 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 18: Propane Cylinder (If Equipped)

    ANSI manual of responsibility and ANSI/CSA certificate. The operating manual for this make and model of aerial platform must remain with the aerial platform and should be stored in this box. Mid Size & Full Size RT’s SKYJACK, Page 19 Engine Powered February 2008...

  • Page 19: 11 Folding Guardrail System

    Death or serious injury could result if the guardrail system is not upright or properly locked. SKYJACK, Page 20 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 20: 14 Platform Control Console

    If engine stalls or does not start immediately, this button will not work for a few seconds while oil pressure bleeds off. Mid Size & Full Size RT’s SKYJACK, Page 21 Engine Powered February 2008...

  • Page 21: Component Identification (Special Options)

    Refer to Section 2.10-8 level switch and the outrigger extend/retract how to extend/retract the powered extension switches. platform. SKYJACK, Page 22 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 22: 1500W Ac Inverter (If Equipped)

    Press the breaker back in to reset. GFCI Outlet - During inverter operation, this outlet provides AC power. Mid Size & Full Size RT’s SKYJACK, Page 23 Engine Powered February 2008...

  • Page 23: Section 2 - Operation (Continued)

    Section 2.8 Section 2.9. impORTANT If damaged or any unauthorized variation from factory-delivered condition is discovered, the aerial platform must be tagged and removed from service. SKYJACK, Page 24 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 24: Visual And Daily Maintenance Inspections

    • ground area under the aerial platform 2.8-2 Electrical • outriggers Maintaining the electrical components is essential to good performance and service life of the aerial platform. Mid Size & Full Size RT’s SKYJACK, Page 25 Engine Powered February 2008...
  • Page 25 Explosion hazard. Keep flames Use original or manufacturer-approved and sparks away. Do not smoke parts and components for the aerial near batteries. platform. SKYJACK, Page 26 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 26 • Hydraulic Tank (Model 9250) Ensure hydraulic filler cap is secure. Ensure tank shows no visible damage and no evidence of hydraulic leakage. Mid Size & Full Size RT’s SKYJACK, Page 27 Engine Powered February 2008...
  • Page 27 Before using your aerial platform ensure there is enough fuel for expected use. Ensure fuel filler cap is secure. Ensure tank shows no visible damage and no evidence of fuel leakage. SKYJACK, Page 28 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 28 Ensure there are no loose or missing parts and no visible damage to the engine tray. Ensure that both tray-securing bolts are in place. Mid Size & Full Size RT’s SKYJACK, Page 29 Engine Powered February 2008...
  • Page 29 Perform a visual inspection around the following areas: • hoses and fittings • fuel pump • fuel filter 2. Push in engine compartment until the two latches lock to base. SKYJACK, Page 30 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 30 Lanyard Attachment Anchors Ensure attachment rings are secure and no visible damage. • AC Outlet on Platform Ensure outlet has no visible damage and free from dirt or obstructions. Mid Size & Full Size RT’s SKYJACK, Page 31 Engine Powered February 2008...
  • Page 31 Ensure all pins are properly secured. Ensure cables and wires are properly routed and shows no signs of wear and/ or physical damage. SKYJACK, Page 32 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 32 Check each wheel for damage and cracked welds. Check each lug nut for proper torque to ensure none are loose. Mid Size & Full Size RT’s SKYJACK, Page 33 Engine Powered February 2008...
  • Page 33 Ensure there are no loose or missing parts and there is no visible damage. • Outriggers Ensure there are no loose or missing parts and there is no visible damage. SKYJACK, Page 34 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 34: Function Tests

    1. In hydraulic/electrical compartment, turn emergency main power disconnect switch to 7. Turn emergency main power disconnect off position. switch to on position. Result: Aerial platform functions should not operate. Mid Size & Full Size RT’s SKYJACK, Page 35 Engine Powered February 2008...
  • Page 35 Result: The platform should lower. 4. To restore normal operation, depress and turn holding valve manual override knobs clockwise. SKYJACK, Page 36 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 36 “ ” raise or “ ” lower position. Release switch to stop. Result: Platform raising and lowering functions should operate. Mid Size & Full Size RT’s SKYJACK, Page 37 Engine Powered February 2008...
  • Page 37 Result: Aerial platform should move in forward or reverse direction, and then come to a stop. SKYJACK, Page 38 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 38 Mid Size & Full Size RT’s SKYJACK, Page 39 Engine Powered February 2008...

  • Page 39: Start Operation

    Pull out on/off switch to “ ” on position. Failure to avoid these hazards could result in death or serious injury. SKYJACK, Page 40 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 40: To Raise Or Lower Platform Using Base Console

    15 to 20 seconds. Depress and hold “ ” engine start pushbutton until engine starts, then release. Do not overcrank starter. Mid Size & Full Size RT’s SKYJACK, Page 41 Engine Powered February 2008...

  • Page 41: To Raise Or Lower Platform Using Platform Control Console

    NOTE Some models may be equipped with lift cut out at 8 m. To raise the platform higher, outriggers must support the aerial platform. SKYJACK, Page 42 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 42: To Steer

    To protect against unintended movement of the aerial platform, push in the emergency stop button after you have arrived at your desired location or elevation. Mid Size & Full Size RT’s SKYJACK, Page 43 Engine Powered February 2008...

  • Page 43: To Extend Or Retract Manual Extension Platform

    (item 3) on the push bar and retract it, then rotate it back to its resting position and lock it into place with the locking pins (item 2). SKYJACK, Page 44 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 44: 10 Hydraulic Outriggers (If Equipped)

    Flashing: The outriggers are extended but the platform is not yet level. Solid: The outriggers are extended and the platform is level. Mid Size & Full Size RT’s SKYJACK, Page 45 Engine Powered February 2008...

  • Page 45: 11 Generator (If Equipped)

    A glowing green LED indicates normal operation. If a fault occurs, the status LEDs will indicate the area responsible. After the fault condition is corrected, the inverter will automatically reset itself. SKYJACK, Page 46 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 46: Regular Fuel

    87 or higher. wARNiNG Do not smoke in an area where aerial platforms are stored or refueled. SKYJACK, Page 48 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 47: Refueling Procedure

    The aerial platform is now ready for use by an authorized, qualified operator who has read and completely understands all of Section 2 operations in this manual. Mid Size & Full Size RT’s SKYJACK, Page 49 Engine Powered February 2008...

  • Page 48: Lifting

    The transport vehicle must be parked on a level surface and must be secured to prevent rolling while aerial platform is being loaded/unloaded. 2.12-1 Lifting When it is necessary to lift the Skyjack aerial platform the following conditions must be met: • The platform must be fully lowered.

  • Page 49: Loading/Unloading

    Loading/Unloading Section 2 - Operation NOTE The aerial platform can be lifted with a forklift from the sides but Skyjack does not recommend this use. Lift with forks in designated pockets as illustrated in Figure 2-21. Forklift pocket Forklift pocket Figure 2-21.

  • Page 50: To Release The Brakes Manually

    Models 71xx & 8xxx wARNiNG Do not manually disengage brakes if the aerial platform is on a slope. Figure 2-22. Brake System Brake Hand Pump Brake Auto Reset Valve Plunger SKYJACK, Page 52 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 51: Winching And Towing Procedure

    Position aerial platform on a firm and level surface. Chock or block wheels to prevent aerial platform from rolling. Reengage brake by doing the following steps. Mid Size & Full Size RT’s SKYJACK, Page 53 Engine Powered February 2008...
  • Page 52 Remove all the locking pins on the left-side guardrail and fold it down. Remove all the locking pins on the right-side guardrail and fold it down. SKYJACK, Page 54 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 53: Guardrail Folding Procedure

    Swing up the right-side guardrail and lock it in place by inserting all locking pins. Swing up the left-side guardrail and lock it in place by inserting all locking pins. Mid Size & Full Size RT’s SKYJACK, Page 55 Engine Powered February 2008...

  • Page 54: Emergency Lowering Procedures

    On the hydraulic compartment, pull out and hold emergency lowering valve (item 2) to lower platform. To restore normal operation, depress and turn holding valve override knobs clockwise. SKYJACK, Page 56 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 55: Maintenance Support Procedure

    Lower platform until bottom end of maintenance support contacts the labeled cross bar and scissors are supported by maintenance support. Turn emergency main power disconnect switch to off position Mid Size & Full Size RT’s SKYJACK, Page 57 Engine Powered February 2008...

  • Page 56: Table 2.1 Standard And Optional Features

    19.4 kW (26 hp) Kubota D1105 diesel water-cooled engine Grip lug foam-filled tires 2-wheel drive Independently operated hydraulic outriggers 1500 watt AC Inverter 3500 watt hydraulic AC generator 60375AC-ANSI Mid Size & Full Size RT’s SKYJACK, Page 59 Engine Powered February 2008...

  • Page 57: Table 2.2 Owner's Annual Inspection Record

    As described earlier in this section, this decal is located on the scissor assembly. 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 13 months. SKYJACK, Page 60 Mid Size & Full Size RT’s...

  • Page 58: Tables

    Weights are approximate; refer to serial nameplate for specific weight. Values shown are for standard 2WD machines on air tires with a manual extension platform (Mid Size RT’s) and no extension platforms (Full Size RT’s). Mid Size & Full Size RT’s SKYJACK, Page 61 Engine Powered February 2008...

  • Page 59: Table 2.4 Maximum Platform Capacities (Evenly Distributed)

    Occupants and materials are not to exceed rated load. Capacities listed are for standard machines equipped with #6 tires. Refer to capacity label at sides of platform for additional information and for models equipped with options. SKYJACK, Page 62 Mid Size & Full Size RT’s February 2008...

  • Page 60: Table 2.5 Maximum Platform Capacities (Evenly Distributed With Optional #7 Tires)

    NOTE: Occupants and materials are not to exceed rated load. Refer to capacity label at sides of platform for additional information and for models equipped with options. Mid Size & Full Size RT’s SKYJACK, Page 63 Engine Powered February 2008...

  • Page 61: Table 2.6 Floor Loading Pressure

    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. SKYJACK, Page 64 Mid Size & Full Size RT’s February 2008...
  • Page 62 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 original Skyjack-approved type. Failure to operate with matched approved tires in good condition may result in death or serious injury.

  • Page 63: Table 2.7 Tire Specifications

    Backspace Rim Backspace Diagram Inboard Outboard SECTION A-A Backspace Rim Size 7127 7135 8831 8841 8243 8850 9250 Contact Skyjack Service Serial Number Department ” ” ” ” ” ” ” #6 & #6F 95 mm 95 mm 121mm 121mm...

  • Page 64: Table 2.8 Maintenance And Inspection Schedule

    * - Maintenance must be performed only by trained and competent personnel who are familiar with mechanical procedures. wARNiNG Use original or manufacturer-approved parts and components for aerial platform. Mid Size & Full Size RT’s SKYJACK, Page 67 Engine Powered February 2008...

  • Page 65: Table 2.9 Operator's Checklist

    Model: Hourmeter Reading: Operator's Name (Printed): Date: Time: Operator's Signature: Each item shall be inspected using the appropriate section of the Skyjack operating manual. As each item is inspected, check the appropriate box. - PASS DAILY - FAIL FREQUENTLY - REPAIRED...
  • Page 66 PROPANE 124631AA 126928AA 126928AA 124631AA Label Pictorial Description Skyjack Logo Large Skyjack logo - blue and red Tape Blue/White Skyjack pinstripe Caution Tape Stripe Caution stripe Wheel Specifications Refer to manual for wheel type, offset, pressure and torque. Tire Pressure* Inflate tire to indicated pressure.
  • Page 67 Danger - Explosive Fumes Danger - explosive fumes. Do not smoke while refueling work platform. Gasoline Use gasoline only. Diesel Use diesel fuel only. Product identifier - 4 wheel drive SKYJACK, Page 70 Mid Size & Full Size RT’s February 2008 Engine Powered...

  • Page 68: Labels

    Annual Inspection Ensure that work platform has received annual inspection prior to operation. Warning - Falling hazard. Hinge point. WARNING! Falling Hazard. Make sure hinged railing is pinned. Mid Size & Full Size RT’s SKYJACK, Page 71 Engine Powered February 2008...
  • Page 69 Unleaded Fuel Use unleaded gasoline only. No Smoking Do not smoke near this location. Hydraulic Oil ATF Dexron III Replace hydraulic fluid with ATF Dexron III only. SKYJACK, Page 72 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 70 Lift and Tie Down Points Only use these points for lifting or tying down. Skyjack Logo Large Skyjack logo - blue and red Warning - Falling hazard. Hinge point. WARNING! Falling Hazard. Make sure hinged railing is pinned. No Step WARNING! Do not step in this location.
  • Page 71 126 2 AA 126 2 AA 123628AB Label Pictorial Description Skyjack Logo Large Skyjack logo - blue and red Tape Blue/White Skyjack pinstripe Caution Tape Stripe Caution stripe Wheel Specifications Refer to manual for wheel type, offset, pressure and torque.
  • Page 72 Product identifier - 4 wheel drive Tape - Red/Blue/Red Skyjack pinstripe Manual Storage Box Indicates location of operating manual. Model Number* Product Identifier *Model number will vary, may not be as shown. Mid Size & Full Size RT’s SKYJACK, Page 75 Engine Powered February 2008...
  • Page 73 126 2 AA 124631AA 123628AB Label Pictorial Description “Clear” Keep clear. “Keep” Keep clear. Warning - Falling hazard. Hinge point. WARNING! Falling Hazard. Make sure hinged railing is pinned. SKYJACK, Page 76 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 74 Push to reset ground circuit breaker. Power Circuit Breaker Push to reset power circuit breaker. Emergency Lowering Procedure In case of emergency, follow procedure outlined in label to lower the platform. Mid Size & Full Size RT’s SKYJACK, Page 77 Engine Powered February 2008...
  • Page 75 Select to raise platform. Lower Platform Select to lower platform. Winching/Towing/Pushing Procedure Winching/towing/pushing procedure. Ensure brake is released and free-wheeling valve is open before moving the aerial platform manually. SKYJACK, Page 78 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 76 *Note: Relay names will vary with differing units Relay Names - Upper (Model 71xx)* Relay names for Model 71XX electrical panel (upper bank) *Note: Relay names will vary with differing units Mid Size & Full Size RT’s SKYJACK, Page 79 Engine Powered February 2008...
  • Page 77 *Rating will change over varying units. Standards Compliance Indicates standards to which the work platform complies. No Jewelry Caution. Do not wear jewelry. Operator Checklist Operator checklist. Perform check prior to use. SKYJACK, Page 80 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 78            *Serial plate will vary over different aerial platforms.    Orifice Installed Orifice installation warning Mid Size & Full Size RT’s SKYJACK, Page 81 Engine Powered February 2008...
  • Page 79 Select to start engine. Engine Control Select “ ” to start, “ ” run or “ ” stop engine. Select “ ” liquid petroleum or “ ” unleaded gas. SKYJACK, Page 82 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 80 ” for low speed (high torque) or “ ” high speed (low torque). Low/High Throttle Select “ ” low or “ ” high engine speeds. Power On Indicator Continuous illumination indicates upper control availability. Mid Size & Full Size RT’s SKYJACK, Page 83 Engine Powered February 2008...
  • Page 81 ” off, “ ” lift or “ ” drive mode. Emergency Stop Push to disable controls. Lift Enable Select to enable lift mode. Start Engine Select to start engine. SKYJACK, Page 84 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 82 Horn Select to sound horn. Low/High Torque Select “ ” low speed (high torque) or “ ” high speed (low torque). Controller Connector Pinout Controller connector pinout Mid Size & Full Size RT’s SKYJACK, Page 85 Engine Powered February 2008...
  • Page 83 Select “ ” to retract all outriggers or “ ” to extend all outriggers with automatic leveling. Select “ ” to enable manual or automatic outrigger controls. SKYJACK, Page 86 Mid Size & Full Size RT’s February 2008 Engine Powered...
  • Page 84 California Proposition 65 WARNING Engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm. Battery posts, terminals, and related accessories contain lead and lead com- pounds, chemicals known to the State of California to cause cancer, birth defects, and other reproductive harm.
  • Page 85 MOBILE ELEVATING PLATFORMS www.skyjack.com...

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