This elevator needs to be fixed! (Click to Enlarge) "This elevator needs to be fixed!"
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This elevator needs to be fixed! (Click to Enlarge)

Elevator maintenance or elevator preventive maintenance is one of the major tasks involved in elevator service. It involves ensuring that no accidents or breakdowns happen on elevators. Elevator maintenance helps avoid major replacememts and it prolongs the life of elevators[1].

Overview

The aim of elevator maintenance is to analyze the condition of the elevator, predict the risk and probability of accidents and provide remedial maintenance so as to avoid breakdowns. Typically, elevator maintenance task consists of regular inspection, adjustment and lubrication[2].

Notes and references

External links

This elevator only serves two floors. "This elevator only serves two floors."
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Elevator 

Drive systems: Traction • Winding Drum • Hydraulic


Types of elevators: Double DeckDumbwaiterFireman'sFreightIncline • PassengerResidentialWheelchair lift


Concept: CapacityDestination dispatchElevator algorithm • Elevator control systemElevator machine room • Elevator maintenance • Elevator monitoring systemElevator modernizationACOP & UCMPMachine room less elevatorMajor alterationsRated speed


Elevator systems, controllers and equipments: Elevator emergency automatic rescue device • Elevator fixtures • Elevator keys • Elevator special modesElevator doorsDoor camDoor interlocks (Interlock wiring communication system) • Door restrictorElevator Inspection CertificateEmergency stop buttonFloor designatorsGate switch • Old Deadman controls • Overspeed governorMotor-generator set & Silicon-controlled rectifier (for DC-powered elevators) • Insulated-gate bipolar transistor (for AC-VVVF-powered elevators) • SelectorTape headRegenerative converter (for AC-VVVF-powered elevators)


See also: List of elevator fixtures guide • List of elevator and escalator companies • Elevator door sill guide (Non-proprietary elevator component door sill guide) • Floor numbering (Unlucky floor numbers) • Elevator incidents and accidents

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