PISTON 4608222 - Caterpillar

Table 1
Tools Needed    
Part Number     Description     QTY    
1U-8869     Dial Indicator (Digital)     1    
9U-7269     Timing Gauge Block     1    
123-4940     Magnetic Base Group     1    
9U-6272     Nylon Screw     1    
128-8824     Wrench (16 mm and 18 mm)     1    
128-8825     Wrench (17 mm and 19 mm)     1    
9U-7274     Contact Point (
85 mm (3.35 inch) long)     1     Refer to Tool Operating Manual, NEHS0610 for instructions on checking or adjusting the fuel timing dimension.Note: The Tool Operating Manual, NEHS0610 is included with the 128-8822 Fuel System and Governor Tool Group .The 128-8822 Fuel System and Governor Tool Group replaces the former 9U-7305 Fuel System and Governor Tool Group and the former 1U-6680 Fuel System and Governor Tool Group. The new tools are available individually in order to update the former groups at a considerable cost savings. The new tools offer the advantage of tooling that is simplified in order to provide more accurate adjustments in less time. Refer to Table 2 in order to update the former tool groups with the tools that are required to complete the fuel timing procedure.
Table 2
Tools That Are Required To Update Former Tool Groups    
Part Number     Description     QTY    
123-4940 (1)     Magnetic Base Group     1    
1U-8869 (2)     Dial Indicator (Digital)     1    
9U-7269 (2)     Timing Gauge Block     1    
128-8824 (1)     Wrench (16 mm and 18 mm)     1    
128-8825 (1)     Wrench (17 mm and 19 mm)     1    
128-8828 (1)     Foam Insert Group     1    
NEEG2688 (1)     Decal     1    
NEHS0610 (1)     "Tool Operating Manual"     1    
( 1 ) Required for the 9U-7305 Fuel System and Governor Tool Group and for the 1U-6680 Fuel System and Governor Tool Group
( 2 ) Required for the 1U-6680 Fuel System and Governor Tool Group