Product Description
SWITCH (FWD/REV)
Frequently Asked Questions
Q: What is the difference between YL 517085804 and YL 5170858-04?
A: YL 517085804 and YL 5170858-04 are separate part numbers. The hyphenated version (YL 5170858-04) and non-hyphenated version (YL 517085804) may reference different switch generations or configurations. Always match the exact SKU to your equipment documentation to ensure compatibility.
Q: Which Yale electric lift trucks use the YL 517085804 forward/reverse switch?
A: The YL 517085804 is a forward/reverse directional switch for specific Yale electric lift truck models. Cross-reference your truck model number and production date against Yale parts documentation. Do not assume interchangeability with similar-sounding part numbers.
Q: What voltage does the YL 517085804 switch operate at?
A: The YL 517085804 switch is rated for Yale electric forklift battery voltage systems. Verify the voltage specification (24VDC, 48VDC, or other) against your truck electrical schematic before ordering to ensure correct function.
Q: What causes the YL 517085804 switch to stop working?
A: Common failure modes include worn or pitted contact points, corrosion from moisture exposure, broken internal detents, or damaged wiring. Loss of forward direction, loss of reverse direction, or complete directional failure all indicate switch replacement is needed.
Q: How many operating cycles does the YL 517085804 switch support?
A: The YL 517085804 is designed for thousands of directional engagement cycles over its service life. Actual durability depends on load conditions, operator technique, and maintenance. Replace when electrical continuity fails or the switch becomes sluggish in operation.