Advertisement
RG74DXH Operator · Service · Maintenance Manual
Troubleshoot
ONLY PROPERLY TRAINED PERSONNEL SHOULD PERFORM MAINTENANCE OR REPAIR OF THIS EQUIPMENT.
CONSULT RAYCO MANUFACTURING TO PERFORM ANY MAINTENANCE THAT IS NOT COVERED IN THIS MANUAL.
IMPROPER MAINTENANCE OR REPAIR MAY VOID ANY WARRANTIES ON THIS EQUIPMENT.
• Improper maintenance or repair COULD result in equipment damage or personal injury.
• Always remove ignition keys from the ignition and perform "LOCK-OUT-TAG-OUT procedures before performing any
maintenance on this machine.
Hydraulic System Troubleshooting
PROBLEM
No hydraulic power.
Slow hydraulic power.
Oil foams.
Lack of engine power.
Drive System Troubleshooting
PROBLEM
Engine Stalls When Grinding
Polybelt Is Noisy While Grinding
38
CAUSE
No hydraulic fluid.
Damaged or worn hydraulic
pump.
Relief valve damaged.
Low hydraulic fluid level.
Plugged hydraulic filter.
Worn pump.
Improper pressure relief setting.
Hydraulic fluid cold.
Low hydraulic fluid level.
Water in hydraulic fluid.
Air leak between tank and pump.
Wrong fuel.
Dirt or water in fuel system.
Air in fuel system.
CAUSE
Swing rate is too fast
Too deep of a cut
Command-Cut not working
Belt is loose or worn
SOLUTION
Fill with fluid.
See your Rayco dealer.
Add hydraulic fluid.
Replace filter.
See your Rayco dealer.
See your Rayco dealer.
Let machine warm up and operate
hydraulic system.
Add hydraulic fluid.
Change fluid.
Repair leak.
Use correct fuel.
Remove fuel, clean tank, and replace.
Remove air from fuel system.
SOLUTION
Use Command-Cut Feature
Reduce cutting depth for material
(See your RAYCO Dealer)
Adjust or replace belts.
Advertisement
