
Power Driver (Impact wrench)
DIVE ASSEMBLY
​ Operators have a number of options with regard to the size and power of the driver and components of the assembly that can be used to operate the binder.
A power driver with between 120 to 250 ft. lbs. of torque can tension the binder to a tension equivalent to or greater than that most ratchet binders are manually tensioned to, during day to day operations.
A 1/4 inch drivers can do the job, are usually lighter and less costly, however, require a longer operating period to achieve an adequate binder tension, the connection to the HEX extension bar is not as robust as the square on the 3/8 wrenches, the battery charge is used more quickly and the wrench is not as robust..
A 3/8 in. impact wrenches appear to be the ideal driver for tensioning speed, battery life, weight and the operator physical requirements. This size wrench is usually close to the same weight as a 1/4 driver/impact wrench, the square 3/8 connection to the extension is stronger than that of the 1/4 inch drivers and tensioning is faster.
A 1/2 inch or higher capacity impact wrench could be used but is NOT recommended since there significantly heavier, could easily exceed the WLL of the chain, the drive assembly parts or the.binder.
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​​​​​ The optimal drive assembly consists of a
- an 3/8 impact extension ( length to that chosen by the operator)
- a 3/8 ball impact universal joint and
- a 3/8 drive 15/16 in (24 mm) medium depth impact socket.
This is the lightest combination and although a standard depth socket can
be used and is easier to engage with the bolt, the medium depth socket provides a more positive engagement with the bolt and helps to minimizes
any possible rounding of the bolt head.
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There are several alternate combinations of parts that can make up a drive assembly.
A standard 1/2 in. ( 24mm) drive socket can be used with a 1/2 inch
ball impact universal joint, a 1/2 to 3/8 adapter and a 3/8 extension, however,
this is a heavier assembly, and the standard socket is less robust and may
not stand up to the repeated impacts..
The extension bar length chosen by the operator would be based on
the the safes and most comfortable positioning of the operator relative to
the binder.
The extensions used can be as short 3 inches or as long as combinations
of a couple joined together to reach binders installed in confined spaces.
NOTE
​​ - A ratchet wrench handle can be used to operate the binder
when an impact wrench is not available, workable or the battery
is drained.
- A speed wrench is a good backup tool for quick manual
closing or opening the binder..
- It is recommended that a spare backup universal joint and
socket be available in case of a part failure or is lost.
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OPTIMAL DRIVER ASSEMBLEY
NOTE
The 3/8 -5/16 Ultimate Binder is designed to accept a 3/8 inch drive 15/16 inch impact socket. A 1/2 inch or larger drive impact socket will not fit between the arms of the yokes. This design is intentional in order to deter the use of higher rated Impact wrenches than recommended that can over tension the binder, chain and driver assembly and exceed the WLL. (working load limit)
STANDARD 1/2 INCH DRIVE SOCKET AND
1/2 INCH UNIVERSAL JOINT
