Description
Elevator door operator belt L075 Brief Introduction
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Product Name |
Elevator door operator belt |
| Model Number | L075 |
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Quality
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Original.Brand New
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Payment
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T/T. Paypal. Western Union
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Delivery
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3-5 Working Days
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Packaging
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Packed by carton
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Elevator Door Operator Belt L075 – Nanjing Zhuye Elevatorparts
The elevator door operator is the “power core” of elevator door opening and closing, and the door operator belt serves as a critical transmission component that connects the motor and door pulley system. The Elevator Door Operator Belt L075 provided by Nanjing Zhuye Elevatorparts is a high-performance transmission belt tailored for mainstream elevator door operator systems. It is widely compatible with elevator brands such as Schindler, OTIS, and KONE, playing a vital role in ensuring smooth, quiet, and stable operation of elevator doors. Crafted with high-strength polyurethane (PU) material and embedded with high-tensile polyester cords, this belt features excellent wear resistance, tensile strength, and flexibility, meeting international elevator safety standards (EN 81-20, GB 7588) and becoming a trusted choice for global elevator maintenance teams and manufacturers.
Nanjing Zhuye Elevatorparts adheres to the core philosophy of “Stable Transmission, Durable Use” and implements strict quality control throughout the production process of the L075 elevator door operator belt. Each batch of belts undergoes rigorous testing, including tensile strength verification, wear resistance testing, temperature adaptability assessment, and elongation rate calibration. The high-quality PU material effectively resists oil stains, moisture, and aging, adapting to the harsh environment of elevator door operator cabins (temperature range: -20℃ to 80℃). The embedded polyester cords ensure the belt has a tensile strength of ≥ 1500N, avoiding elongation or breakage during long-term operation. The belt’s surface is treated with anti-slip patterns, enhancing friction with the door operator’s active and driven pulleys to prevent slipping. With a service life that is 25% longer than ordinary door operator belts, it significantly reduces maintenance frequency and costs.
Usage Guide for Elevator Door Operator Belt L075
Correct installation, tension adjustment, and maintenance are crucial to ensuring the reliable performance of the L075 elevator door operator belt. Nanjing Zhuye Elevatorparts emphasizes that only certified elevator maintenance technicians are allowed to perform related operations, as improper use may lead to door opening/closing jamming, slipping, or even door operator system failure.
1. Pre-Installation Preparation
1. Pre-Installation Preparation
First, confirm that the elevator’s MAC car lighting controller model matches the POWCV24181MH power supply (check parameters such as input voltage, output voltage, output current, and installation dimensions). Consult Nanjing Zhuye Elevatorparts’ technical team if there is any uncertainty about compatibility. Then, cut off the elevator’s main power supply and the secondary power supply for the car lighting system, lock the switch, and place a “Maintenance in Progress” warning sign at the elevator landing doors and machine room entrance. Locate the power supply installation position (usually on the car top or in the car control cabinet) and clean the area to remove dust, debris, and oil stains. Finally, prepare professional tools such as a screwdriver, wire stripper, multimeter, and insulation tester, and check that the new POWCV24181MH power supply from Nanjing Zhuye Elevatorparts is intact (no damage to the shell, no loose pins).
First, confirm that the elevator door operator model matches the L075 door operator belt (check parameters such as belt length, width, thickness, and tooth type). Consult Nanjing Zhuye Elevatorparts’ technical team if there is any uncertainty about compatibility. Then, cut off the elevator’s main power supply and the secondary power supply for the door operator system, lock the switch, and place a “Maintenance in Progress” warning sign at the landing doors and machine room entrance. Fix the elevator car door in an open state with a support rod to prevent accidental movement. Finally, prepare professional tools such as a screwdriver, wrench, tension gauge, and belt puller, and clean the door operator’s active pulley, driven pulley, and belt groove to remove dust, debris, and oil stains.
2. Installation & Tension Adjustment
Loosen the fixing screws of the door operator’s tensioning pulley using a wrench to create enough space for belt installation. Take out the old belt (if it is severely aged or broken, cut it with scissors for easy removal). Inspect the active and driven pulleys for wear, deformation, or tooth damage—polish or replace the pulleys if necessary. Take the new L075 door operator belt from Nanjing Zhuye Elevatorparts, align it with the pulley grooves, and install it onto the active and driven pulleys (use a belt puller if needed, avoiding forced stretching). Adjust the tensioning pulley to apply appropriate tension to the belt: Use a tension gauge to measure, and ensure the tension is within the range of 50-80N (specific value refers to the door operator manual). Tighten the tensioning pulley’s fixing screws and check that the belt runs smoothly without deviation when the pulleys rotate. Finally, manually rotate the door operator motor to confirm the belt engages with the pulleys correctly and has no slipping.
Debugg3. Operation & Daily Maintenance
Remove the support rod fixing the car door, restore the power supply, and switch the elevator to inspection mode. Operate the door to open and close 10-20 times repeatedly to check the door operator’s working stability: The door should open and close smoothly without abnormal noise, slipping, or jamming; the opening/closing speed should be uniform. After 2 hours of stable operation, stop the elevator and inspect the belt again to confirm no abnormal heating, loosening, or deviation. For daily maintenance, inspect the belt during weekly door system patrols: Check if the belt is loose, cracked, aged, or has missing teeth; confirm the pulleys are clean and free of debris. Apply a thin layer of special belt lubricant every 3 months to reduce friction; every 6 months, recheck the belt tension and adjust if necessary. Avoid contact between the belt and oil stains, as this will reduce friction and service life.
Replacement Cycle of Elevator Door Operator Belt L075
The replacement cycle of the L075 door operator belt is closely related to the frequency of door opening and closing and the operating environment. Under normal circumstances (elevator daily operation 12-24 hours, daily door opening and closing times ≥ 1000, operating environment dry and low-dust, regular maintenance), Nanjing Zhuye Elevatorparts recommends a replacement cycle of 1.5-2.5 years. This cycle is determined based on long-term field operation data, belt wear tests, and material aging analysis, fully considering the wear of the belt surface and the fatigue of the internal polyester cords.
For elevators in high-traffic areas (e.g., large shopping malls, airports with daily door opening and closing times ≥ 2000) or harsh environments (e.g., high humidity, heavy dust, high temperature, frequent contact with oil stains), the replacement cycle should be shortened to 8-12 months. High-frequency transmission accelerates belt wear, while harsh environments cause aging, cracking, and loss of elasticity. For low-usage elevators (e.g., villa elevators, small office buildings with daily operation time < 8 hours) in stable environments, the cycle can be extended to 2.5-3.5 years, but only after inspection and confirmation by Nanjing Zhuye’s technicians that the belt’s tension, wear degree, and transmission performance meet safety standards.
Replace the belt immediately if any of the following issues occur, regardless of its service life: The belt has obvious cracks, aging, or missing teeth; the belt is severely loose (tension cannot be adjusted to the standard range) or stretched (door opening/closing stroke is abnormal); the belt slips during operation, causing the door to open/close slowly or fail to move; the belt surface is severely contaminated by oil stains and cannot be cleaned; the belt makes abnormal noise (squeaking, clicking) during operation, indicating abnormal friction or engagement.
The Elevator Door Operator Belt L075 from Nanjing Zhuye Elevatorparts integrates stable transmission, durability, and strong compatibility, providing a solid power guarantee for elevator door operator systems. By following the correct usage, maintenance, and replacement guidelines, you can effectively ensure the smooth and safe operation of elevator doors, reduce door system faults, and improve passenger riding comfort. Choosing Nanjing Zhuye Elevatorparts means you get 100% authentic L075 door operator belts, as well as professional services including model matching, on-site installation guidance, and timely after-sales support. Trust Nanjing Zhuye Elevatorparts for the stable operation of your elevator door system.
