Terex MHL360 E - No Driving Function; Sluggish Acceleration and Deceleration, too Little Pull; Regeneration Does Not Start

MALFUNCTIONS 8
MHL360 E 8.7
Possible Cause
Remedy
8.9.5 No driving function
1
Faulty drive motor.
Check the drive motor.
2
Insufficient hydraulic fluid in tank.
Top up hydraulic oil to mark on sight glass.
3
Hydraulic pump has failed.
Have the pump examined by a specialist for
mechanical damage.
Replace the entire hydraulic pump.
4
Pump drive is faulty.
Replace the pump drive.
Examine to discover cause of fault.
5
Main pressure relief valve is faulty or set in-
correctly.
Have the main pressure relief valve replaced by
a specialist.
6
No control pressure.
Have a specialist check the pilot pressure and
locate the problem.
7
Solenoid valve defective.
Have the solenoid valve checked by a special-
ist; repair or replace as required.
8
Power supply to solenoid valve interrupted.
Have the power supply to the solenoid valve
checked by a specialist and repaired if neces-
sary.
9
Mechanical connection to axle interrupted.
Check, repair.
10 Service or parking brake engaged. Release brakes.
8.9.6 Sluggish acceleration and deceleration, too little pull
1
Engine does not have sufficient power.
Check the diesel engine.
2
One of the brakes is sticking.
Check, correct fault.
3
Main pressure relief valve is faulty or set in-
correctly.
Have the pressure checked by a specialist. Ad-
just the main pressure relief valve and replace if
necessary.
4
Oil loss in rotary transmission.
Replace rotary transmission seal.
5 Air cleaner clogged. Clean air cleaner and replace if necessary.
6
High pressure level is too low.
Check high pressure, replace or adjust HP
valves as necessary.
7
Pump does not travel fully.
Have the pump checked by a specialist; adjust
if necessary.
8
Internal damage to variable displacement
pump or engine.
Have the units replaced by a specialist.
8.9.7 Regeneration does not start
1
Automatic regeneration switched off.
Turn the blue key switch in the central electrical
system into a vertical position.