Replacing Relief Valve Seal .......... 25 Cleaning the Filter ............26 Replacing the Liner – Base Seal ........26 Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 2 of 32 Rev 1. Issue 1. Date: 04/12/2023...
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12.4 Jack will not raise full load ........... 31 12.5 Jack will not sustain load ..........32 12.6 Leaking from cistern ............ 32 Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 3 of 32 Rev 1. Issue 1. Date: 04/12/2023...
1 Scope This manual covers the maintenance and servicing of the Hydralite range of Tangye hydraulic lifting jacks. The Hydralite range are lightweight, moveable jacks designed to lift heavy loads with low effort and maximum safety. These jacks are not designed to be moved whilst under load.
• The jack should not be used for the lifting of persons. Recommended PPE for operation and maintenance includes safety shoes, safety glasses and gloves. Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 5 of 32 Rev 1. Issue 1. Date: 04/12/2023...
Ensure jack is on level, smooth surface to Do not place anything under jack while prevent tipping. loaded unless mechanically locked (With screw type jack etc.) Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 6 of 32 Rev 1. Issue 1. Date: 04/12/2023...
• Nylon hammer (around 225g / 8 ounce) to assist assembly • Air line with blow gun or other means of removing dust and contaminants Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 15 of 32...
(8.a). It should not be necessary to remove the M4 screw during the service. Figure 1: Removing Base Screws Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 16 of 32 Rev 1. Issue 1. Date: 04/12/2023...
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(3.h). For non-aircraft variants, this is done by removing the screw (3.f) and spring washer (3.g). The retaining nut can now be unscrewed. Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 17 of 32...
The first smaller screw and accompanying should be tightened to 2.5 N.m (1.9 ft-lb) and the second larger screw, with accompanying washer, should be tightened to 10 N.m (7.4 ft-lb). Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 18 of 32 Rev 1. Issue 1. Date: 04/12/2023...
Be careful not to damage the seat. The instruction plate (2.f) can now be refitted. Figure 4: Replacing Release Valve Seal Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 19 of 32 Rev 1. Issue 1. Date: 04/12/2023...
Volumes are shown in Table 9. To refill the oil, see section (8.11) Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 20 of 32 Rev 1. Issue 1. Date: 04/12/2023...
3. Fit the new valve ball (10.d*) and screw in the blanking plug (10.e). 4. Tighten the blanking plug (10.e) to 10 Nm (7.4 ft-lb). Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 21 of 32...
(9), then the refilling of oil should be done at the end when the jack is otherwise fully assembled. To refill the jack with oil, see data in section (9.12). Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 22 of 32 Rev 1. Issue 1. Date: 04/12/2023...
3. The old gasket (2.d*) can be discarded and replaced with a new one during reassembly, ensuring that it is correctly oriented. Figure 7: Removing Cistern Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 23 of 32 Rev 1. Issue 1. Date: 04/12/2023...
5.) Apply a small amount of Loctite 222 to the threads when re-assembling the grub screw (6.c) to the tumbler (6.d). Figure 8: Replacing Quadrant Shaft Seal Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 24 of 32 Rev 1. Issue 1. Date: 04/12/2023...
2.) Remove the seal (4.b*) and push the new one into place. 3.) Refit the relief valve and tighten to 48 Nm (35 ft-lb). Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 25 of 32 Rev 1. Issue 1. Date: 04/12/2023...
3.) Reinstall the liner (3.d) and tighten to the torques shown in Table 3 Table 3: Liner Torque Values Jack (Tonne) N.m. lbf/ft Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 26 of 32 Rev 1. Issue 1. Date: 04/12/2023...
(2.d*) on the base, ensuring it is in the correct orientation. The gasket can be held in position with a very small smearing of grease. Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 27 of 32...
50-75mm. Now, open the release valve and press the ram down. Repeat this operation three times. Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 28 of 32 Rev 1. Issue 1. Date: 04/12/2023...
Always ensure any oil spills are cleaned up after use. Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 29 of 32 Rev 1. Issue 1. Date: 04/12/2023...
Remaining components should be disposed of with local current regulations. Hydraulic fluid should be drained into a suitable container and disposed of in accordance with current local regulations. Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 30 of 32 Rev 1. Issue 1. Date: 04/12/2023...
Plunger seal worn or damaged (indicated by lighter than usual action of the operating handle under load): see section 9.4. Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 31 of 32 Rev 1. Issue 1. Date: 04/12/2023...
If the troubleshooting section has referred to this section of the manual, please contact the manufacturer with details of the jack. This should include model, serial number, and specifics of any issues. Allspeeds Document - User Service & Maintenance Manual Tangye Hydralite Jacks Page 32 of 32 Rev 1. Issue 1. Date: 04/12/2023...