Model: 02A7874C0110
20 Ton Two Stage Jack
10/2012 | Rev. 02
Page | 3
3.0
PACKAGING AND STORAGE
(continued)
3.7
STORAGE ENVIRONMENT
Store jacks between -20
C and +50
C/-4
F and 122
F.
Always store jack with ram all the way down.
Suitable for outdoor storage by using a full coverage waterproof tarp or canvas.
3.8
STORAGE SPACE AND HANDLING FACILITIES
Minimum Closed Height: 39 1/8 in (99.4 cm)
Mechanical Extension:
4 in (10.2 cm)
Hydraulic Extension:
1st Stage: 25 in (63.5 cm)
2nd Stage: 26 in (66 cm)
Maximum Height Obtainable: 94 1/8 in (239.1 cm)
Weight: 645 lbs (293 kg)
4.0
TRANSPORTATION
Lifting can be accomplished by crane and strap through top of tripod, or by fork truck under lower tripod support. Approximate
weight = 645 lbs (293 kg)
5.0
ASSEMBLY
This product is shipped completely assembled and tested and requires no further assembly before operation. The following
sections apply when servicing the unit.
5.1
GENERAL INSTRUCTIONS
This product should be assembled and/or repaired using good workmanship practices and proper tools. Bolts and elastic
stopnuts should be tightened to a torque not to exceed industry standards for Grade '5' bolts.
All replacement parts must be the same as or better than the original parts supplied.
Dispose of waste per federal and local laws and regulations.
No modifications are allowed that will adversely affect the jacks safety performance.
The pressure relief valve is not serviceable. It must be replaced as a unit.
5.2
PRE-USE CHECKS
1. Refer to the Illustrated Parts List beginning on Page 9 to identify and ensure that all parts are present.
2. Generally check over unit to assure the tightness of all nuts, bolts and fittings.
3. With rams completely collapsed, check hydraulic fluid level.
Replenish with MIL-PRF-5606 fluid as required.
Fluid level is full when seen in sight glass.
NOTE: Refer to fluid manufa
cturer’s (appendix v) material safety data sheet, and advisory for handling and disposal
of fluid.
5.3
PERSONNEL REQUIREMENTS
This jack is to be assembled by qualified technicians familiar with hydraulic systems.
5.4
INSPECTION AND TEST PROCEDURES
1. Ensure fluid level is within sight glass.
2. Raise ram to full stroke, and check for leaks.
6.0
INSTALLATION
Installation and commissioning requires connection of the hold to run air valve to an adequate air supply (Air Pump Equipped
Models Only).
6.1
AIR SUPPLY REQUIREMENTS
90 - 100 psi (6.21 - 6.89 bar) recommended
Summary of Contents for 02A7874C0110
Page 2: ...REVISION DATE TEXT AFFECTED 01 10 2010 Original Release 02 10 2012 Modified Parts List...
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Page 17: ...APPENDIX I Hydraulic Schematic...
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Page 21: ...APPENDIX II Haskel Air Pump Manufacturer Data...
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Page 59: ...APPENDIX I Safety Data Sheet MIL PRF 5606 Hydraulic Fluid...
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