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How do I order a guide pulley for an elevator traction machine assembly?

Ask Time: 2026-04-24
Answer
Provide the machine reference and pulley drawing, including diameter, groove geometry, shaft and bearing interfaces. State its exact position in the rope route. An accessory described as a guide pulley must be matched to the installed assembly rather than selected from the machine brand alone.
Answer Time: 2026-04-25

Derived Questions

What is the difference between a traction sheave and a guide pulley?
A traction sheave transmits driving force to the ropes, while a guide pulley redirects their path. Their groove design and mechanical duties can differ. Do not replace one with the other because diameter and rope count appear similar.
Ask Time: 2026-04-25 Answer Time: 2026-04-25
What should be checked before ordering a custom elevator guide pulley?
Have the engineer verify the rope specification, loads, groove profile, material and shaft interface on a dimensioned drawing. Confirm required inspection and traceability documentation. Manufacturing from an old sample alone may reproduce wear rather than the intended original geometry.
Ask Time: 2026-04-29 Answer Time: 2026-04-30
Are bolts and spacers included with elevator traction machine guide pulleys?
Supply scope varies. Ask whether the offer includes bearings, shaft, spacers, retaining parts and mounting hardware, or only the pulley body. Compare the proposed assembly drawing with the existing machine so required accessories are not discovered missing during the repair.
Ask Time: 2026-04-29 Answer Time: 2026-04-29
Why does an elevator guide pulley need alignment with the rope path?
Misalignment can create side loading and abnormal rope or groove wear. The installation should follow the approved roping and support geometry. A replacement that fits the shaft still needs alignment verification before the elevator returns to normal operation.
Ask Time: 2026-04-28 Answer Time: 2026-04-28
Can I replace only the bearing in an elevator guide pulley?
A bearing-only repair may be appropriate if the pulley, groove, shaft and fits remain serviceable and the manufacturer permits it. Have the complete assembly inspected first. The repair specification should identify the exact bearing and required installation method.
Ask Time: 2026-04-26 Answer Time: 2026-04-27