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Summary of Contents for GMG 3394-ERT
- Page 1 OPERATOR’S MANUAL 3394-ERT 4694-ERT 6094-ERT 3394-ERT serial # 2339401000 - Current 4694-ERT serial #2469401000 - Current 6094-ERT serial # 2609401000 - Current October 2021 82252...
- Page 3 MODELS 6094...
- Page 4 Table of Contents Section 1 - Introduction Section 2 - Safety Section 3 - Hazards Section 4 - Component Locations Section 5 - Jobsite Inspection Section 6 - Functions Tests and Operating Instructions Section 7 - Emergency Systems Section 8 - Deck Extension Section 9 - Fold Down Platform Railings Section 10 - Machine Inspections and Maintenance Section 11 - Serial Plate Description...
- Page 5 This Operator’s Manual has been designed to provide you, the owner, user or operator, with the instructions and operating procedures essential to properly and safely operate your GMG Aerial Work Platform for positioning personnel, along with their necessary tools and materials, to overhead work locations.
- Page 6 Section Your GMG Aerial Work Platform has been designed, built, and tested to provide safe, dependable service. Only authorized, trained and qualified personnel shall be allowed to operate or service the machine. GMG, as manufacturer, has no direct control over machine application and operation. Proper safety practices are the responsibility of the owner, user and operator.
- Page 7 For your safety and the safety of those around you, you must operate your machine as instructed in this manual. GMG designs aerial work platforms to safely and reliably position personnel, along with their necessary tools and materials, at overhead work locations. The owner/user/operator of the machine should not accept responsibility for the operation of the machine unless properly trained.
- Page 8 Section 2 - Safety Operators must comply with employer, job site and governmental rules regarding the use of personal protective equipment. If required by your employer or job site, use personal fall protection equipment (PFPE) when operating this machine. All PFPE must comply with applicable governmental regulations, and must be Inspected and used in accordance with the PFPE manufacturer’s instructions.
- Page 9 Section This machine is not electrically insulated and will not provide protection from contact with or proximity to electrical current. Maintain safe distances from electrical power lines and apparatus in accordance with applicable government regulations and the following chart: 13302 Voltage 0 to 300 Volts Avoid contact...
- Page 10 13307 modify or alter the work platform without written permission from GMG. place ladders or scaffolds in the platform or against any part of the machine. use the machine on a moving or mobile surface or vehicle.
- Page 11 Section sit, stand or climb on the platform guard rails. Maintain a firm footing on the platform floor at all times. exit the platform when elevated Keep the platform floor clear of debris. fasten a fall restraint lanyard to an adjacent structure. Ensure that all gates are properly closed and secured before operating the machine.
- Page 12 Section operate the machine in hazardous locations or locations where potentially flammable or explosive gases or particles may be present. • Conduct a thorough prestart inspection of the machine and test all functions before each work shift to check for damage, malfunction and unauthorized modification. Tag and remove a damaged, malfunctioning or modified machine from service.
- Page 13 Section Main Platform Deck Deck Extension Platform Controls Release Handle Deck Extension Beams Lift Cylinders Chassis Lower Controls Outrigger Module Fuel/ Hydraulic Engine Fluid Module Compartment Module Fuel/Fluid Module Fuel Sight Gauge Hydraulic Valve Block Fuel Tank Battery Hydraulic Tank (inside) Hydraulic Fluid Sight Gauge Battery Disconnect...
- Page 15 Section...
- Page 16 Section...
- Page 17 Section Inspect the workplace and determine whether the workplace is suitable for safe machine operation. Do this before moving the machine to the workplace. Be sure the lift is the correct machine for the job. Be aware of workplace conditions, and continue to watch for hazards while operating the machine. Before operating the machine, check the workplace for all possible hazards, including but not limited to: •...
- Page 18 Section The operator must conduct a Functions Test of the machine before each work shift to check that all machine systems are working properly. Test the machine on a firm level surface with no debris, drop-offs, potholes or overhead obstructions. Perform each step outlined in this section.
- Page 19 Section Perform Prestart Inspection (see page 26 Check base control Emergency Stop Switch - pull OUT to reset. Check platform control Emergency Stop Switch - pull OUT to reset. Check Battery Disconnect Switch in Control Module *Must be in ON position* 1.
- Page 20 Section Be sure that the upper and lower EMERGENCY STOP Switches are reset (out). Turn Key Switch to the RIGHT, selecting the BASE position • Press the EMERGENCY STOP switch at any time to stop all machine functions. • Pull switch OUT to reset. •...
- Page 21 Section Be sure that the upper and lower EMERGENCY STOP Switches are reset (out). Turn Key Switch to the LEFT, selecting the PLATFORM position • If equipped, press and hold the Horn Button to verify proper operation. • Light ON is an indicator that too much weight is on the platform. •...
- Page 22 Section • LIFT Mode Switch • Squeeze the Enable Bar and move the Joystick BACK (toward your body). Test • Rate of ift is proportional and is dependent on the movement of the Joystick. • Elevate to maximum height. • Releasing the Enable Bar or the Joystick will stop elevation.
- Page 23 Section • • Squeeze the Enable Bar and move the Joystick away from you. • Drive speed is proportional and is dependent on the movement of the Joystick. • Releasing the Enable Bar or returning the Joystick to the center position will stop drive.
- Page 24 Section...
- Page 25 Section The Emergency Lowering System is used to lower the platform in case of power or valve failure. To lower the platform, activate the Emergency Lowering Switch. The Emergency Lowering Switch is located on the base controls.
- Page 26 Section The deck will extend in intervals of 12 inches (30 cm) throughout the entire length of the deck extension. The extension handle hangs from the top rail at the right side of each deck extension. The handle is used to push or pull the deck extension to the desired position.
- Page 27 Section STEP 1 Remove the safety snap pins that secure the front and rear deck extension rail panels together. 4 places Lift the bracket connecting the tops of the deck exten- sion rail panels. STEP 2 Swing the deck extension rail panels inward next to the deck extension side rails and secure with a safety snap pin.
- Page 28 Section STEP 4 4 places Remove the safety snap pins from main deck rail pan- els that attach to the entry gates. Lift the rails, pivot and place on top of the deck exten- sion rails. STEP 5 Remove the safety snap pins from remain deck rail 4 places panels.
- Page 29 Section The operator must conduct a thorough Pre-Start Inspection of the machine and test all functions before each work shift to check for damage, malfunction and unauthorized modification. Tag and remove a damaged, malfunctioning or modified machine from service. DO NOT use a damaged, malfunctioning or modified machine.
- Page 30 Section The operator must conduct a thorough Pre-Start Inspection of the machine before each work shift. Check that the operator’s, safety, and responsibilities manuals are in the storage container located on the platform. Perform a visual inspection of all machine components. Look for missing parts, torn or loose hoses, hydraulic fluid leaks, torn or disconnected wires, damaged tires etc.
- Page 31 Section Scheduled Maintenance Inspections should be conducted by qualified service technicians only. Photocopy this page for reuse. Keep inspections records up to date. Record and report all discrepancies to your supervisor. Perform all checks listed on Prestart Inspection. Inspect the condition of hydraulic fluid in the reservoir. Oil should have a clear amber color. Check battery electrolyte level and connections.
- Page 32 Section Scheduled Maintenance Inspections should be conducted by qualified service technicians only. Photocopy this page for reuse. Keep inspections records up to date. Record and report all discrepancies to your supervisor. Check the emergency lowering system. Clean and lubricate all push button switches with dry lubricant and ensure that the switches operate freely in all positions.
- Page 33 Section 3394- RT and 6094- RT Annual Inspection Report Customer Inspector Company Date Street Street Serial Number City/State/Zip City/State/Zip Model Number Phone Number Phone Number Date of Last Inspection Contact Contact Date placed in service Check each item listed below. Use Brochures, Operator & Service Manuals, and Machine Setting Work Instructions for specific instructions. Legend: Y = Yes / Acceptable R = Repaired...
- Page 34 Section Tag and remove a damaged, malfunctioning or modified machine from service. DO NOT use a damaged, malfunctioning or modified machine. Use the Pre-Start Inspection to determine what Routine Maintenance is required. The operator may perform only the routine maintenance items specified in this manual. —...
- Page 35 Section The operator may perform routine maintenance only. Scheduled maintenance must be per- formed by qualified service technicians. • Perform routine maintenance as identified in the Pre-Start Inspection Checklist. Maintenance performed monthly, quarterly, annually and bi-annually must be performed by a qualified service technicians trained and authorized to perform maintenance on this machine, and must be done in ac- cordance with the procedures outlined in the service manual.
- Page 36 Section Operator may perform routine maintenance only. Lubrication listed as Scheduled Maintenance must be per- formed by a qualified service technician. Fuel Sight Guages Hydraulic Fluid Sight Guage Mobile Fluid 424 Check Daily HYDRAULIC RESERVOIR Change yearly or every 1000 hours, Fill to the middle of the sight gauge with whichever occurs first platform in the stowed position...
- Page 37 Section The serial plate is attached to the machine at the time of manufacture. Important information about the machine is recorded on the serial plate. G G M M G G MODEL NUMBER SERIAL NUMBER 94- RT xxxxxxxxxx 3428 Bullock Lane San Luis Obispo, California 93401 USA MFG DATE MODEL YEAR...
- Page 38 • Obvious fluid leak or damaged component? • Wires disconnected, broken, or loose? • Motor control processor Diagnostic LED OFF? LED should be ON. If not N or FLASHING, refer to Service Manual or contact GMG Technical Support. Page 34...
- Page 39 Section 13 - Transport and LIfting Instructions The machine can be winched or towed short distances at speeds not to exceed 5 MPH (8.05 kph). Before towing or winching the machine, it is necessary to release the brakes. Reset the brakes after towing or winching.
- Page 40 Section 13 - Transport and LIfting Instructions • Attach the machine to a winch. • Remove all machine tie downs. Remove wheel chocks. • Turn the Base Key Switch to PLATFORM. Check that the Emergency Stop Switch is reset by pulling it out. •...
- Page 41 Section 13 - Transport and Lifting Instructions • Fully lower the platform. Be sure the deck extension is retracted and the module doors are closed and secure. Remove all loose items from the machine. • Determine the center of gravity of the machine. •...
- Page 42 Scissor Lifts - Operator’s Manual...
- Page 44 3428 Bullock Lane San Luis Obispo, CA 93401 USA Tel USA: +1.805.303.2066 Toll Free (USA/Canada): 800.303.0499 www.goGMG.com...
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