TROUBLESHOOTING (COMPACTOR)

Troubleshooting (Compactor)

Symptom

Possible Problem

Solution

 

Clutch slips?

Adjust or replace clutch.

 

V-belt slips?

Adjust or replace V-belt.

 

Excessive oil in vibrator?

Fill to correct level.

Travel speed low and vibration

 

Check vibrator assembly for any

Trouble in vibrator internals?

worn or defective parts, replace any

weak.

 

defective parts.

 

 

 

Aeration in hydraulic oil for for travel

Purge air in hydraulic oil. (Bleed plug)

 

reversing system?

 

 

 

Engine speed incorrect?

Set engine speed to correct RPM.

 

Hydraulic pump problems?

Check hydraulic pump.

 

Direction Control Lever installation

Correct installation of lDirection

 

wrong?

Control Lever.

Travels forward or backward but

Broken or defective oil hose?

Replace oil hose.

Aeration in hydraulic oil?

Purge air in hydraulic oil. (Bleed plug)

unable to switch direction.

Excessive oil in reversing system?

Fill to correct level.

 

 

Hydraulic pump clogged with trash?

Clean valve inside hydraulic pump.

 

Cylinder piston bearing failure?

Check piston bearing in cylinder for

 

leakage.

 

 

 

V-belt disengaged or slips?

Engage V-belt, adjust or replace.

 

Clutch slips?

Adjust clutch, replace if necessary.

Does not travel in forward or reverse

Vibrator locks?

Check vibrator and correct problem.

 

Cylinder piston bearing failure?

Check piston bearing in cylinder for

 

leakage at USH packing.

 

 

 

Piston inside hydraulic pump not

Adjust or replace.

Direction Control Lever operating

moving smoothly?

 

resistance for reverse is high.

Vibrator cylinder piston does not move

Adjust or replace.

 

smoothly

 

 

PAGE 32 — MVH508DZ PLATE COMPACTOR • OPERATION AND PARTS MANUAL — REV. #0 (04/04/14)

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Multiquip HATZ1D81S-325 manual Troubleshooting Compactor