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19. Remove supports and any tools from the work area.  Verify the oil level is correct. 

Perform a complete function check in accordance with the Operation and 
Maintenance Manual, and confirm safe and proper operation of all functions.  
Pay particular attention to check for leaks from the new installation. 

 
20. Perform the Hydraulic Compensating Valve function verification procedure: 

a.  In an area free from obstructions and personnel, Position the rod end of 

the tilt cylinder to the fully extended position.  

b.  While continuing to operate the tilt function, raise the boom approximately 

1.5m (59 inches).   

c.  Release the tilt function and operate boom lower, the boom should lower 

in a controlled manner.   

21. The unit may be returned to service once proper operation is confirmed. 

 
Should any further discrepancies be discovered during the accomplishment of this 
procedure, please contact your CAT Alliance Product Support Manager immediately for 
further evaluation.

  

#C111C3

Содержание TH336

Страница 1: ...elehandlers do not have the correct load values Lifting certain loads specified on those load charts will cause the machine to tip over This bulletin requires the installation of a compensating valve...

Страница 2: ...9 592 594 600 602 603 605 606 608 615 617 632 635 637 639 641 644 653 Model Affected Serial Number s GROUP B Compensating Valve Kit Installation Procedure TH336 TDE00101 103 117 137 140 142 148 155 15...

Страница 3: ...must be installed on all affected units in accordance with the enclosed Compensating Valve Kit Installation Procedure GROUP B UNITS The Compensating Valve Kit must be installed on all affected units i...

Страница 4: ...ob Load Chart installation is a 0 5 hour job Up to 2 hours and 100 km for travel PARTS DISPOSITION Handle the parts in accordance with your Warranty Bulletin on warranty parts handling CONTACTS A copy...

Страница 5: ...Washer 5C 7261 2 Nut 343 7049 2 Hose Clamp 353 3448 1 Hose Assembly 353 3451 1 Hose Assembly 353 3450 1 Hose Assembly 353 3449 1 Hose Assembly 342 3862 3 Cable Tie Telehandler Model TH337 TH407 Kit 3...

Страница 6: ...machine for servicing by a Park the machine on a firm level surface with the machine level b Retract the boom and elevate the boom to approximately a 33 degree boom angle c Place the travel select lev...

Страница 7: ...ts P N 297 7091 A washer P N 8T 4224 must be placed on both the head and nut end of the bolt Secure with nut P N 5C 7261 FIGURE 2 7 Measure 570 mm 22 1 2 inches from the compensation cylinder barrel r...

Страница 8: ...size close to the work area Oil discharge will be less than 1 litre 1 4 gallon 12 Carefully loosen the compensation cylinder hoses attached to the hydraulic pipe mounted on the underside of the boom a...

Страница 9: ...valve port marked C1 to the inner boom hydraulic pipe and hose P N 353 3452 from the outer boom hydraulic pipe to valve port marked C2 Correctly torque the hose fittings to 55 Nm 41 lb ft 16 Ensure th...

Страница 10: ...Page 6 of 7 FIGURE 5 18 Confirm installation is correct as shown in Figure 6 FIGURE 6 C111C3...

Страница 11: ...edure a In an area free from obstructions and personnel Position the rod end of the tilt cylinder to the fully extended position b While continuing to operate the tilt function raise the boom approxim...

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