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Product information:
Number of teeth: 63
TSA100, TSA110, TSA115, TSA125, TSA135
T6010, T6020, T6030, T6040, T6050, T6060, T6070
with Electrocommand gearbox 16x17/16
UPGRADING THE C1/C2 CLUTCH TO INCREASE THE SERVICE LIFE
DESCRIPTION:
This service bulletin is intended to rectify overheating and possible failure of the clutch disc friction surfaces.
friction surfaces of the clutch discs.
Repeated light operation of the clutch pedal when manoeuvring or frequently changing direction
repeated light operation of the clutch pedal when manoeuvring or frequently changing direction can lead to heat build-up in clutches C1 and C2.
The design of clutches C1 and C2 has been changed. The number of clutch discs
has been increased from 4 to 5 discs and the service life of the friction material has been improved. The
The new design also increases the flow of lubricating oil when the clutch is engaged.
An upgrade kit for tractors in the field is available for upgrading to the new design.
available for tractors in the field. This increases the service life of the C1/C2 clutch and its durability when used in difficult conditions.
durability in difficult conditions.
PROCEDURE:
PRODUCTION:
The new clutches with 5 discs and the improved friction material were introduced into production from
serial number ZABD03991.
SERVICE: Section in the maintenance manual: C20.D
For machines before the affected serial number:
To repair the C1/C2 clutch on a tractor with a 16x16 or 17x16 semi
Powershift transmission, order and install the parts kit described below.
Proceed as described in the Maintenance Manual, Section 1 (Disconnecting the engine from the transmission) and
follow the instructions in Section 21, Chapter 1 to remove and disassemble the front part of the
the front part of the transmission, to install the C1/C2 clutch update kit and to reassemble the transmission.
reassembly of the transmission.
NOTE: 5 friction discs and 5 steel separating discs are required for each clutch.
After the repair, the transmission oil must be heated to approx. 60 °C and the clutches of the automatic transmission must be calibrated.
clutches of the automatic transmission.
The previous oil distributors (part numbers 47131218 and 47130994) for the 4-disc clutch are not available from the spare parts logistics department.
no longer available from spare parts logistics.
The current oil distributor (part number 47136814) for the 5-disc clutch is not compatible with a 4-disc clutch.
disc clutch, as the lubricating oil flow has been changed.
If an oil distributor (part number 47131218 or
47130994) is required, the update kit described below (4 discs to 5 discs) MUST be installed.
discs) described below MUST be fitted.
Kit
10x5199276 Clutch disc
10x47136596 Steel disc
10x81864341 Spring
1x47136814 Oil distributor
1x47136597 Plate 5 disc clutch
1x47136592 Clutch plate housing for 5 discs
1x47136599 Clutch hub C1
1x47136602 Clutch hub C2
2x84589870 Clutch piston
2x47136601 Sealing ring with O-ring
2x81872729 Spring
2x81871393 Piston
4x81864174Sealing ring
1x47136598 Toothed end plate
2xE7DP7G297AA Spring assembly
2x81863329 Circlip
1x47126732 Thrust ring
2x5162251 Circlip
2x5137563 Sealing ring set
1x47126729 Friction disc
1x84179074 Spacer
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