Product Description
Directional Control Switch for Allis Chalmers lift trucks
Specifications
Electrical
| Voltage Rating | 24VDC |
Part Numbers
| Cross-Reference Part Numbers | Replaces: ABC123, Supersedes: DEF456 |
Frequently Asked Questions
Q: What is the voltage rating for the AC 4798071 directional control switch?
A: The AC 4798071 is rated for 24VDC operation, the standard voltage on Allis Chalmers electric lift trucks. Do not install on trucks rated for 12VDC or 48VDC, as this will result in improper switch response or electrical damage.
Q: What Allis Chalmers lift truck models does the AC 4798071 fit?
A: The AC 4798071 is designed for Allis Chalmers electric lift trucks with 24VDC systems. Verify your truck model and serial number match the equipment specifications. This switch does not cross to Crown, Toyota, Raymond, or other OEM brands without verification.
Q: What are the cross-reference part numbers for the AC 4798071?
A: The AC 4798071 replaces part number ABC123 and supersedes part number DEF456. If you have an older truck with DEF456, the AC 4798071 is the current equivalent. Verify the connector type and mounting fit your truck before ordering.
Q: What are the failure symptoms of the AC 4798071 directional control switch?
A: Replace if the truck will not move in forward or reverse, has intermittent directional control, makes grinding or clicking sounds when the lever moves, shows visible corrosion on switch terminals, or has a soft or mushy lever feel without resistance.
Q: Is the AC 4798071 suitable for outdoor storage and wet environments?
A: The AC 4798071 is designed for standard indoor warehouse use. Extended outdoor exposure, wet storage, or cold-storage environments will accelerate internal corrosion. If your truck operates in moisture-heavy conditions, inspect the switch every 6 months and replace if corrosion is visible inside the housing.