Global Industrial 989018 User Manual

Power Scissor Lift Table Model 989018, 989034, 989035, 989036, 989037

• All the electrical connection and disconnection
operations must be carried out by skilled and competent
personnel.

• While in operation, it is forbidden to contact the moving
parts of the lift table.

Do not lift or lower the load, if it is unstable or otherwise

•

could harm a person or other object.

• It is forbidden to lift the load, which perhaps does harm
to a person or other object.

• It is forbidden to operate the lift table while a person is
under the table.

• Do not adjust the safety valve of the hydraulic power
pack.

• It is forbidden to operate the lift table, if there is any
small structure distortion.

• Do not use in an explosive or flammable place.

II. CAUTION!

Note: This Manual has been prepared for skilled and
competent personnel. It provides instructions for using the
product correctly and parts list. This Manual cannot replace
the professional skills and expertise of the user.

I. WARNING!

If operating the li table improperly, a person may be seriously
injured. erefore, operate properly according to the following
instruction

• Read & thoroughly understand the Instruction Manual
completely before using. Follow all safety instructions
strictly.

• It is necessary to check all safety devices before operation.

• Make sure that there are no obstacles in the working area.

• Do not put a foot or hand in scissors mechanism or
through the frame.

• Engage the maintenance bars before working on the lift
table. See part VII

• Do not overload the lift table. The load should be distrib­uted on the table according to relevant load distribution
chart.

• Pay attention if local voltage and frequency are the same
as the input specification of the lift table.

• Use the lift table on flat and solid ground.

If operating the lift table improperly, a person may be
injured. Therefore, operate properly according to the
following instruction.

• The lift table is a movable lifter designed to lift or lower
rated load. Do not use it for other purposes.

• It is forbidden to alter the lift table without
manufacturer’s written permission.

• It is necessary to use the replacement parts designated
by manufacturer.

• Make sure to keep some distance between the table and
ambient objects enough to operate the lift table safely.

• Keep the hydraulic system in clean and safe condition.

• The hydraulic power pack features an electric lowering
control. The coils must be fed with the required voltage
as described on those coils. The power supply voltage
should not exceed ±10% of the rated required voltage.

• Always do maintenance and routine checks while the
li table is unloaded.

• The lift table is not waterproof and should be used in a
dry environment.

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III. DAILY INSPECTION

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1321

Daily inspection is effective to find the malfunction or fault on
the lift table. Before operation, check the lift table according to
the following points.

Do not use the lift table if any malfunction or fault is found.

• Check all the terms of WARNING and CAUTION.

• Check scratches, bending or crack on the lift table.

• Check smooth movement of the table.

• Check if there is any hydraulic oil leakage.

• Check for any imbalance on the table.

• Check if all the bolts and nuts are firmly tightened.

IV. OPERATING THE LIFT TABLE

1. LOADING
The maximum capacity of the lift table is 2200 lbs. The
load should be distributed on the lift table equally.

2. LIFTING THE TABLE

CAUTION!
Do not overload th
Ensure the balance of loading. Do not load partially or concen­trically.

• Check to disengage the emergency stop switch.

• Push the UP button and power pack starts to work to li
the load.

• Release the UP button and power pack stops working.

e li table.

V.

WALL MOUNT BRACKET INSTRUCTION

•

Use M8 screws, adhesive tape, or velcro strips to attach
the wall mount bracket onto the mounting surface.
Note: Mounting hardware not included. Hardware type
and hardware size varies on wall thickness and material.

Safely store the hand pendant control on the wall

•
mount bracket, when not in use.

VI.

HYDRAULIC CIRCUIT & ELECTRIC
PRINCIPLE DIAGRAM

See Figure 1 & Figure 2.

3. LOWERING THE TABLE
Do not put foot o

WARNING!

• Push the DOWN button and the table will lower.

• Release the DOWN button and the table will stop.
Note: The table is equipped with an aluminum guard
to avoid accidental danger.

• If there is any interference while the table is descending,

_ the aluminum guard will stop the operation once it's in
_ contact with an object. Remove the interference and
_ press the UP button to resume operation.

4. EMERGENCY STOP
ere are tw

• Push down the emergency stop switch

• Interference when in contact with the table descending.

5. TRANSPORTATION

Use the attached ring bolts to safely transport the lift table to
the floor or installation surface, following the steps below.

•

Attach chain hooks such as sling hooks, S-hooks, pull chains
or similar hooking system onto each of the ring bolts.

•

Suspend the chain securely on a forklift or similar equipment
and move the suspended lift
installed. The installation area should be clean and located
near 110 Volt power.

r hand in scissors mechanism

o methods of emergency stop as follows.

.

table to the location it is to be

Fig. 1 Hydraulic circuit

Fig. 2 Electric Principle Diagram

Note: Using the RING BOLTS is the suggested manner of
moving the table; all other methods are not recommended.

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VII. MAINTENANCE BAR OPERATING INSTRUCTION

To engage the Maintenance Bars:

1. Remove all load from the platform and raise the lift table to its fully-raised position.

2. Rotate each maintenance bar until the bar contacts the surface of the base channel. Ensure both bars are positioned
correctly.

3. Lower the lift by depressing the DOWN button. The lift will lower slightly until the maintenance bars reach the corner of
the base. Release the DOWN button. ALWAYS check the position of both maintenance bars before going under the
platform or servicing the lift.

To Disengage The Maintenance Bars:

5. Depress the UP button to raise the platform to its fully-raised position. When the lift is fully raised, release the UP button.

6. Rotate each maintenance bar to its stored position. ENSURE both bars are in their stored position.

VIII.SPECIFICATIONS

Model 989018 989034 989035 989036 989037

Capacity

L ow ered Height 7-3/4” 7-3/4” 7-3/4” 8-5/8” 7-3/4”
Rai sed H eight 40” 40” 40” 40” 40”
Pl atf or m L engt h 48” 48” 48” 72” 48”
Platf orm Wi dth 28” 36” 48” 48” 48”
L i f t Ti me w i th rat ed l oad 17 17 25 30 30

Lowering time with rated load

Lif t Ti me wi thout load 16.5 16.5 24 27 27

Lowering time without load

Pow er Pack
Net W eight 448 lbs 484 l bs

2200 lbs 2200 l bs 3300 lbs 4840 l bs 4400 l bs

30 30 40 42 42

35 35 42 45 45

110V/60HZ,AC1.1KW 110V /60HZ ,AC1.5KW

638 lbs 750 lbs 638 l bs

IX. SERVICE INSTRUCTIONS

• Do a routine check of fasteners, packing and oil leaking.

• Do a routine check of the lift table functions.

• Before servicing the lift table, make sure to turn off the AC power supply.

• After servicing, it is necessary to check the function of the lift table again.

• ONLY a qualified personnel can do service work.

• Do a routine check of the micro-switches on the safety guard.

• Do routine check of the hydraulic system by listening to abnormal noise.

• Caution: It is required to turn off the AC power supply before touching the motor’s surface.

• Replace the oil filter after prolong usage.

• Appropriate lubrication is necessary to make the lift table work easily and have a prolonged service life.

• Following table is recommended to service the lift table periodically

Content

After every 500

hours’ working or

every 3 months later

Aer every 2000 hours’

working or every year

Check oil level of oil tank ✓
Check the cleanliness of oil lter ✓
Fasten all the connecting parts again ✓
Check wear and tear of pressure oil pipes ✓
Check hydraulic cylinder ✓
Fix main parts tightly again ✓
Check the function of micro-switches ✓
Check whole working state of the li table ✓
Lubricate all the joints and pivot points ✓
Check wear and tear of all axial bushes ✓
Replace hydraulic oil for the rst time Accumulated ten hours of usage
Replace hydraulic oil ✓
Check oil leaking ✓

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