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Today, we are discussing the Er14 fault on Monarch door operators. Er14 indicates a drive module overheat protection error; the internal temperature has become too high, triggering the unit's s...

Today, we'll share the brake adjustment method for the Shanghai Mitsubishi Lingyun 3 series elevators, focusing on the steps for adjusting the brake gap. First, set parameter MON1 to 0 and MON0 to ...

Today, let's discuss a common fault found on elevator door motor controllers: the Er09 undervoltage protection error. The symptoms are as follows: The door motor stops suddenly while operating norm...

The China International Elevator Exhibition successfully concluded on May 23, 2026, at the Guangzhou International Convention and Exhibition Center. This year's exhibition covered 120,000 squar...

On May 20, 2026, the 2026 China International Elevator Exhibition, a premier global event for the elevator industry, officially opened in Area A of the China Import and Export Fair Complex in Guang...

When encountering a Monarch mainboard error 02/03 (overcurrent fault), you can quickly identify whether the issue comes from the traction machine or the inverter using this simple method: 1. Discon...

Today, let's look at a common fault code in Monarch systems - E20. When an E20 fault occurs, focus on the following checks: First, inspect the encoder for any looseness or misalignment. Second, che...

Today, we'll walk you through how to replace the main control board on a KONE elevator. When the main board needs to be replaced: First, remove the U7 and U8 chips from the old board and install th...

Over time, aging elevators in older buildings are prone to component deterioration, jerky operation, frequent malfunctions, and excessive energy consumption. This not only results in a poor passeng...

Innovation and partnership drive the elevator industry forward! In April 2026, Yongxian Group and Husheng Lift Parts Co.,Ltd. successfully held the 2nd Elevator Technology Exchange. Meanwhile, Yong...

In April 2026, the second elevator technology exchange meeting, jointly hosted by Yongxian Group and Husheng Lift Parts Co.,Ltd., successfully concluded. Concurrently, Yongxian Group and Shaanxi Co...

Today, let's look at a common fault code in Monarch systems - E20. When an E20 fault occurs, focus on the following checks: First, inspect the encoder for any looseness or misalignment. Second, che...