ELECTRONICS GP-MACHINE 1958913 - Caterpillar

Table 1
Required Tools    
Description    Qty    
Stopwatch     1    
Illustration 1 g00297292
Start the engine.
Position the machine on level ground.
Increase the hydraulic oil temperature to 55° 5°C (131° 9°F).
Raise a track off the ground. Refer to Illustration 1.
Put a mark on a shoe of the raised track.
Place the machine controls at the following settings: Engine speed dial "10" and AEC switch OFF.
Place the travel speed control switch in HIGH position.
Move the travel lever of the raised track to full travel position.
Measure the time that is required for the raised track to make three complete revolutions. Measure the time that is required in each direction.
Place the travel speed control switch in the LOW position and repeat Steps 8 through 9.
Table 2
Time For Three Revolutions (time in seconds)
Standard Undercarriage    
Travel Speed    New    Rebuild    Service Limit    
HIGH     Forward     17.0 or less     18.0 or less     19.0 or less    
Reverse
LOW     Forward     27.5 or less     28.5 or less     30.5 or less    
Reverse
Table 3
Time For Three Revolutions (time in seconds)
Long Undercarriage    
Travel Speed    New    Rebuild    Service Limit    
HIGH     Forward     18.5 or less     19.6 or less     20.7 or less    
Reverse
LOW     Forward     30.0 or less     31.0 or less     38.0 or less    
Reverse