MANIFOLD 1131835 - Caterpillar

Table 1
Required Tools    
Part Number    Description    Qty    
5P-3277     Measuring Tape     1    
    Stopwatch     1    
Illustration 1 g00816368
Position the machine on level ground. Refer to Illustration 1.
Fully retract the stick cylinder and fully extend the bucket cylinder.
Stop the engine.
Illustration 2 g00293972
(A) Upper frame (B) Undercarriage frame (C) Marking
To indicate the relationship of the two positions, put a mark (C) on the inner race and the outer race of the swing bearing. The mark will be used as a target to stop the swing operation. Refer to Illustration 2.
Load the bucket.Weight of bucket load ... 210 kg (465 lb)
Move the swing joystick in either direction until the machine completes a 180 degree swing operation away from the target.
Move the swing joystick in either direction until the machine completes a 180 degree swing operation toward the target. Return the swing joystick to the NEUTRAL position at the target.
Measure the amount of overswing by measuring the distance between the marks on the swing bearing. Refer to Illustration 2.Note: Use a point that is visible from the operator seat as a reference point for the target.
Table 2
Overswing    
Item    New    Rebuild    Service Limit    
Right Swing    
370 mm (14.6 inch) or less    
425 mm (16.7 inch) or less    
480 mm (18.9 inch) or less    
Left Swing    
Move the swing joystick in each direction and measure the time that is required to complete a 90 degree swing operation.Move the swing joystick in each direction and measure the time that is required to complete three revolutions.
Table 3
Swing Time    
Item    New    Rebuild    Service Limit    
Right Swing (90°)     2.8 seconds or less     3.2 seconds or less     3.6 seconds or less    
Left Swing (90°)    
Continuous swing right (three turns)     20.0 seconds or less     22.0 seconds or less     25.0 seconds or less    
Continuous swing left (three revolutions)    Note: The bucket should be empty.