MVH-200DA — PLATE COMPACTORTROUBLESHOOTING

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, please take remedial action following the diagnosis based on the Compactor Troubleshooting Table (Table 9) information shown below. If the problem cannot be remedied, please leave the unit as it is and consult Multiquip’s business office or service plant.

TABLE 9. PLATE COMPACTOR TROUBLESHOOTING

SYMPTOM

POSSIBLE CAUSE

SOLUTION

 

 

 

 

Engine speed too low?

Set engine speed to correct RPM.

 

 

 

 

Clutch slips?

Check or replace clutch.

Travel speed too low, and vibration is

 

 

V-belt slips?

Adjust or replace V-belt.

weak.

 

 

Excessive oil in vibrator?

Drain excess oil and fill to proper level.

 

 

 

 

 

Malfunction in vibrator housing?

Check eccentric, gears and counter

 

weights.

 

 

 

 

 

 

Directional components defective?

Check all directional components

 

 

 

 

Reversing lever adjustment?

Adjust or repair reversing lever.

 

 

 

 

Hydraulic oil hose broken?

Repair or replace hydraulic oil hose.

Travels forward or reverse, but

 

 

Aeration in hydraulic oil for reversing system?

Bleed hydraulic oil system.

impossible to switch direction.

 

 

 

 

 

 

Check valve in hand pump clogged with dust?

Clean or replace hand pump check

 

valve.

 

 

 

 

 

 

Piston or bearing in cylinder (vibrator assy.) is

If worn, replace cylinder piston or

 

defective?

bearing.

 

 

 

 

V-belt slips?

Replace V-belt.

 

 

 

 

Clutch slips?

Check clutch springs and shoes.

Does not travel either forward or

 

 

 

Check vibrator housing (eccentric,

reverse.

Vibrator locked?

gears and counterweights)

 

 

 

 

 

 

Piston or bearing in cylinder defective?

If worn, replace cylinder piston or

 

bearing.

 

 

 

 

 

 

Air in hydraulic line?

Bleed hrdraulic oil system.

Travel lever operating resistance great.

 

 

Piston or bearing in cylinder defective?

If worn, replace cylinder piston or

 

 

bearing.

 

 

 

 

 

PAGE 26 — MVH-200DA PLATE COMPACTOR — OPERATION & PARTS MANUAL — REV. #0 (03/21/05)

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Multiquip manual MVH-200DA Plate Compactortroubleshooting