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PAGE 1 OF 3 

0221 TH-3767

H-3767

1-800-295-5510

uline.com

BATTERY OPERATED 

DOUBLE SCISSOR  

LIFT TABLE

TROUBLESHOOTING

OPERATING ISSUE

CAUSES

RECOMMENDATIONS

The lift motor does not 

run.

Battery cord is disconnected.

Battery charge is insufficient.

The fuse has been triggered.

Connect the battery cord.

Charge the battery.

Check the fuse.

The table will not raise.

Low hydraulic oil. 

Faulty hydraulic pump.

Add oil.

Replace hydraulic pump.

Table lowers without 

pushing the down 

button.

Oil leaking from the lowering valve.

Oil leaking from hydraulic circuit.

Replace lowering valve.

Check hydraulic circuit and repair.

Oil leaking from the 

cylinder.

Seals are worn out or damaged.

Replace the seals.

Oil leakage from the air 

inlet.

Excessive oil in the reservoir.

Drain the oil to the correct level.

Battery will not charge. 

Battery is worn out. 

Replace battery.

Charger flashing to show 

error.  

Charger is not connected.

Batteries are not connected properly.

Check all connections.

Check all battery connections.

 

Para Español, vea página 2.

Pour le français, consulter la page 3.

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