Case 580SR+ - Specifications; Overhaul

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8 SECTION 17 - TORQUE CONVERTERS

2.2 SPECIFICATIONS

Torque converter ratio............................................................................................................................... 2.38:1

Torque of retaining screws for transmission .............................................................................................26 Nm

Torque of retaining screw for flywheel ......................................................................................................43 Nm

Torque of screw for drive plate..................................................................................................................43 Nm

Hydraulic tests

Tachometer setting .............................................................................................................................. 2200 rpm

Test temperature, oil ............................................................................................................................. 82-93 °C

Torque converter relief valve..................................................................................................................... 10 bar

Oil temperature converter out:

Normal operating range .............................................................................................................. 80-90 °C

Maximum temperature ................................................................................................................... 120 °C

2.3 OVERHAUL

The torque converter, is a welded unit and cannot be

disassembled. The only maintenance performed on

the converter, other than the stall test, is cleaning

and visual inspection. A commercial torque convert-

er cleaner may be used to clean the converter. How-

ever, if a commercial cleaner is not available, the

converter should be cleaned as outlined below.

Z Drain as much oil as possible from the hub of the