Case WX185 - Hydraulic Hammer

TROUBLESHOOTING
5-15
HYDRAULIC HAMMER
PROBLEM POSSIBLE CAUSE CORRECTION
Hammer system not
operational.
Pressure relief valve defective. Consult your Dealer.
Primary pressure limiting valve
defective.
Consult your Dealer.
Hammer power too low. Pressure relief valve defective. Consult your Dealer.
Primary pressure limiting valve
defective.
Consult your Dealer.
Low engine speed. Check and raise the engine power.
Hydraulic oil temperature too high. Consult your Dealer.
Coolant temperature too high. Consult your Dealer.
Pilot control lever not in working
position.
Check and inspect lever in working
position.
Pilot control lever defective. Consult your Dealer.
Hydraulic oil level too low. Top up hydraulic oil in correct
quantity.
Oil delivery too low. Consult your Dealer.