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1.0 SAFE OPERATING PROCEDURES & SAFETY PRECAUTIONS:

CAUTION

: Prior to use, the operator should

 

be instructed by a qualified person in the safe and proper use of the jack for the specific 

application.

IMPORTANT

: Simplex makes no claim that the jacks covered by this document are suitable for any general or particular use and the user 

assumes all liability arising therefrom. In addition, to comply with the requirements set forth by ANSI B30.1 Chapters 1-1, 1-2 and 1-3, all 

jacks should be examined by a qualified person prior to each use for damage, proper lubrication, and wear. 

IMPORTANT

: The jack should be operated through one complete travel cycle prior to application of load to verify that all mechanisms 

properly function, and the jack is in good working condition. 

CAUTION

: Never use a jack that is damaged, dirty, improperly lubricated, or malfunctioning. Jacks that fail inspection must be removed 

from service until repaired by an authorized service center.

WARNING

: Do not lift human cargo. Do not allow personnel on or under the load until lifting is complete and the load is secure with proper 

load supports installed in accordance with OSHA safety and health standards. Ensure that supports have been inspected and approved 

by a safety engineer or qualified person of authority.

IMPORTANT: 

Prior to operating the jack to lower the load, read operating instructions. Operator should perform the lowering process and 

follow the procedure above, taking precautions that all personnel and parts of the human body are clear of the load before lowering.

WARNING: 

Never exceed the rated capacity or travel of the jack. If unable to calculate the load exactly, select a jack of greater capacity 

than the estimated load allowing a large margin of safety. Never apply more than the maximum handle effort to the lever bar of the jack.

CAUTION: 

A load should never be allowed to remain permanently retained by jacks only. After load positioning or tensioning operation is 

complete, substantial load supports or fixed retainers should be installed.

CAUTION: 

Do not exceed screw extension limit (Section 2.0). Do not apply lever force to retract the jack after contact with immovable 

objects has occurred. Never kick, jump on, stand on or straddle the lever bar. Do not strike with a hammer or force the lever in a rocking 

motion. Such actions could cause damage and failure. 

CAUTION: 

A sudden load surge to a unit, that is highly stressed in tension, could cause overload and tensile failure, creating a personal 

injury hazard.

CAUTION:

 Remove lever bar from the socket when not in use. An unattended lever bar projecting from the socket presents a personal 

injury hazard. Accidental contact with the lever bar could cause the jack to be dislodged causing the load to fall. Unattended lever bars 

can present a trip hazard.

Push/Pull Jacks  

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