Greenlee 767 - Description and Purpose; Product Description; Safety; Purpose of this Manual

767 Hydraulic Hand Pump
Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070
2
Description
The 767 Hydraulic Hand Pump develops 6500 psi
(44,818 kPa) at 0.0823 in
3
(1.3 cm
3
) per stroke and is
intended to power Greenlee model 746 and model
15631 single-acting hydraulic rams. These pump/ram
combinations are used in the following Greenlee punch
driver and cable cutter kits:
Cable Cutter: model 750
Punch Drivers: model 1731
model 7306 and 7306SB
model 7310 and 7310SB
model 7506
model 7646
Fill with Greenlee hydraulic oil or Mobil DTE-13 only.
Safety
Safety is essential in the use and maintenance of
Greenlee tools and equipment. This instruction manual
and any markings on the tool provide information for
avoiding hazards and unsafe practices related to the
use of this tool. Observe all of the safety information
provided.
Purpose of this Manual
This instruction manual is intended to familiarize
operators and maintenance personnel with safe
operating and maintenance procedures associated with
the 767 Hydraulic Hand Pump.
Keep this manual available to all personnel.
Replacement manuals are available upon request at no
charge at www.greenlee.com.
KEEP THIS MANUAL
All specications are nominal and may change as design improve-
ments occur. Greenlee Textron Inc. shall not be liable for damages
resulting from misapplication or misuse of its products.
Table of Contents
Description ..................................................................... 2
Safety ............................................................................. 2
Purpose of this Manual .................................................. 2
Important Safety Information ......................................... 3
Operation ........................................................................ 4
Filling the Pump with Oil ................................................. 4
Ball Seat Repair .............................................................. 5
Reassembly .................................................................... 5
Troubleshooting .............................................................. 6
Illustration and Parts List ............................................ 7–8