TRUS<T>LIFT™ 750 LIMITED MAINTENACE MANUAL REVISION A, 16AUG2016 Section 1: Introduction Thank you for selecting the Trus-T-Lift™. When operated properly and with proper maintenance the Trus-T-Lift™ is designed to provide years of trouble free service. This manual is provided to outline the minimum maintenance requirements for a Trus-T-Lift™...
TRUS<T>LIFT™ 750 LIMITED MAINTENACE MANUAL REVISION A, 16AUG2016 Section 3: Maintenance Requirements Monthly Inspection (by owner or technician): 3.1.1 Inspect all gates/doors and ensure they are locked when the lift is not at the landing. Also check that the lift will not run unless the gates / doors are fully closed and locked once the platform is more than 2”...
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TRUS<T>LIFT™ 750 LIMITED MAINTENACE MANUAL REVISION A, 16AUG2016 3.2.2 Inspect the drive screw Inspect the drive screw for any irregularities, sharp edges or foreign objects and dirt caught in the threads. Be sure no damage exists to the drive screw and that it is entirely clean of debris. Replace screw if damaged.
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TRUS<T>LIFT™ 750 LIMITED MAINTENACE MANUAL REVISION A, 16AUG2016 3.2.9 Inspect and Test All Interlocks and Safety Devices Interlocks and all other safety devices should be tested to ensure they work in the appropriate manner. If you are uncertain whether they are operating correctly, please consult with your RAM dealer or call RAM’s technical support team.
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TRUS<T>LIFT™ 750 LIMITED MAINTENACE MANUAL REVISION A, 16AUG2016 4.2 Check Upper Limit and Upper Final Limit Switch Each lift is equipped with an upper limit switch that indicates to the control circuitry when the lift has reached the upper landing. This will be set as part of the installation process but you should physically and visually verify that the limit switch engages with the limit switch plate and that the limit switch rod is adjusted for full engagement.
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TRUS<T>LIFT™ 750 LIMITED MAINTENACE MANUAL REVISION A, 16AUG2016 Because the lift is setup to stop on the upper limit switch you will need to manually test if activating the upper final limit switch causes the lift to come to a stop before it reached the upper limit.
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TRUS<T>LIFT™ 750 LIMITED MAINTENACE MANUAL REVISION A, 16AUG2016 case there is something wrong with the switch or wiring and a trouble shooting exercise should be undertaken. Lastly, check that the rod engages fully with the limit switch plate. 4.5 Check Drive Nut Switch Verify that as the platform/ mechanical stops come in to contact with he foundation the limit switch is engaged with the red safety bracket and that this cuts power to the motor.
TRUS<T>LIFT™ 750 LIMITED MAINTENACE MANUAL REVISION A, 16AUG2016 4.9 Verify that disconnects function correctly Verify that when the disconnects are flipped power to the lift is cut off and, if this is a commercial lift, the interlocks at each landing (when the lift is in the correct position will 4.10 Verify that key switches at each location function correctly open) and that the alarm and light on board the carriage are active.
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Appendix D: Maintenance Log TRUS<T>LIFT™ 750 LIMITED MAINTENACE MANUAL REVISION A, 16AUG2016 Date Description Signed P a g e...
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