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Power Team TWSD3 Operating Instructions And Parts List Manual

Square drive hydraulic wrench

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SQUARE DRIVE HYDRAULIC WRENCH OPERATING MANUAL
Instructions Before Use
1. Read and understand all instructions before operating the hydraulic wrench. Most malfunctions in new equip-
ment are the result of improper operation and/or setup. It is the operators responsibility to read, understand, and
follow all safety instructions.
2. Remove the hydraulic wrench from the shipping container and visually inspect all components for any shipping
damage. If any damage is found, notify the carrier immediately. DO NOT USE TOOL.
3. Locate a solid, secure reaction point to absorb and counteract the forces created as the hydraulic wrench is
operated.
4. Make sure the hydraulic hoses are free of the reaction point.
5. Momentarily pressurize the system. If the wrench tends to "ride up" or "creep", stop and readjust the reaction
arm to a more solid and secure reaction point.
6. Cycle the hydraulic cylinder inside the wrench to ensure proper function.
Note: Each time the hydraulic cylinder inside the wrench is extended
and retracted, it is called a cycle.
Working Pressure
The maximum working pressure for this hydraulic wrench is 10,000 psi (68,900 kPa). Make sure all hydraulic
equipment used with this wrench are rated for 10,000 psi (68,900 kPa) operating pressure.
Hydraulic Connections
• Never connect or disconnect any hydraulic hoses or
fittings without first unloading the wrench and the
pump.
WARNING
gauge to make sure pressure has been released.• When making connections with quick disconnect
coupling, make sure the coupling are fully engaged. Threaded connections such as fittings, gauges, etc.,
must be securely tightened and leak-free.
IMPORTANT
they are secure and leak-free.
• Open all hydraulic controls several times to make
sure the system has been completely depressurized.
• If the system includes a gauge, double check the
Loose or improperly threaded fittings can be potentially dangerous if pressurized, however,
over-tightening can cause premature thread failure. Fittings should only be tightened until
Operating Instructions and
Parts List for:
Sheet No.
Rev
TWSD Series
1 of 12
Date: 16 July 2007

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Summarization of Contents

Instructions Before Use
Working Pressure
Specifies the maximum working pressure for the hydraulic wrench.
Hydraulic Connections
Guidelines for safely connecting and disconnecting hydraulic hoses.
Safety
General Safety Precautions
Comprehensive safety instructions for operating the equipment.
Operation
Connecting the System
Instructions on how to connect the hydraulic wrench to the power unit.
Electrical Connections
Requirements for connecting the electric pump power supply.
Air Connections
Guidelines for ensuring proper air flow for pneumatic systems.
Changing the Drive Direction
Procedure to change the rotation direction of the square drive.
Using the Reaction Arm
Guidance on positioning the reaction arm for effective torque application.
Reaction Point Safety
Selecting Reaction Points
Criteria for choosing stable and appropriate reaction points.
Use of Sockets
Socket Selection and Inspection
Guidelines for choosing and checking industrial impact sockets.
Setting Torque
Setting Up Prior to Operation
Steps for preparing the equipment for accurate torque application.
Electric and Air Pumps Pressure Setting
How to set pressure for electric or air pumps based on charts.
Manual Pumps Pressure Setting
Procedure for setting pressure using manual pumps.
Operating the Wrench
Tightening Procedure
Step-by-step guide for tightening nuts with the hydraulic wrench.
Loosening Bolts
Instructions for loosening bolts using the hydraulic wrench.
General Torquing Procedure
Standardized steps for achieving precise residual bolt stress.
Maintenance and Preventative Maintenance
Post-Use Maintenance
Recommended actions after each use to maintain the wrench.
TWSD Torque Wrench Care
Specific cleaning and lubrication steps for the wrench.
Hoses and Ancillaries Maintenance
Cleaning and inspection of hydraulic hoses and couplings.
Maintenance, Servicing and Warranty
Information on routine maintenance and warranty validity.
Pressure - Torque Conversion Chart
PSI to Torque Output Mapping
Table correlating pump pressure to torque output for different models.