7 - Fault finding
7.5
CONTROL/REMEDY
Air pockets in the hydraulic circuit.
Insufficient counter weight on front of trac-
tor.
PROBABLE CAUSE
Prime hydraulic circuit.
Ad ballast on front of tractor.
TRACKER damping system
Sprayer trails unstable.
Rear hydraulic rams are too tight and
vehicle continues straight ahead when
trying to turn.
FAULT
Hydraulic circuit leaking.
Pressure relief valve set too high.
Repair leak, prime.
Adjust pressure relief valves.
Pressure relief valve(s) set too low.
Adjust pressure relief valves.