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Failure to obey the instructions and safety rules in the appropriate Operator's Manual and Service Manual for your machine will result in death or serious injury. Many of the hazards identified in the operator’s manual are also safety hazards when maintenance and repair procedures are performed.

Do Not Perform Maintenance Unless:

  1. You are trained and qualified to perform maintenance on this machine.
  2. You read, understand and obey:
    1. manufacturer’s instructions and safety rules
    2. employer’s safety rules and worksite regulations applicable governmental regulations
  3. You have the appropriate tools, lifting equipment and a suitable workshop.

Torque Value of Check Valve Used on Unloader Valve P/N 1001103151

Models Affected: SkyTrak® Telehandlers 6036 and 6042 with Serial Numbers 0160037836 through 0160058296

The supplier of the Unloader Valve Assembly (ref. page 8-2 of JLG Service Manual 31200796 for location) has notified JLG of a torque value change on Check Valve Assembly JLG part number 70022716 . The revised torque specification is 120 ft-lbs. If you are experiencing an issue, such as a leak, with the check valve assembly on a machine with the serial number range listed above, follow the steps outlined in the full bulletin (32 KB PDF).TIB 14 17 Unloader Valve

JLG Part Number: 1001103151

Refer to our latest tech bulletin (32 KB PDF) for more information and procedures. TIB 14 17 Unloader Valve