Gear Group (Front)
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C2.4 Tier 4 Final Engines for Caterpillar Built Machines
[M0067750]
C2.4 Tier 4 Final Engines for Caterpillar Built Machines
Piston and Rings
C2.4 Tier 4 Final Engines for Caterpillar Built Machines
Glow Plugs
BASIC ENGINE
GEAR GP
C2.4 Tier 4 Final Engines for Caterpillar Built Machines
Gear Group (Front)
1.1. Side Clearance of Idler Gear
2.1. Oil Clearance between Idle Gear Shaft and Idle Gear Bushing
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Illustration 1 | g02807659 |
(1) Injection Pump Gear
(2) Idler Gear (3) Camshaft Gear (4) Crankshaft Gear (5) Oil Pump Drive Gear |
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Backlash between the idler gear and the crankshaft gear (New) | |
Allowable limit | |
Backlash between the idler gear and the camshaft gear (New) | |
Allowable limit | |
Backlash between the idler gear and the injection pump gear (New) | |
Allowable limit | |
Backlash between the crankshaft gear and the oil pump gear (New) | |
Allowable limit | |
- Set a dial indicator with the point on the idler gear.
- Move the idler gear to the front and rear to measure the side clearance.
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Table 2 Side clearance of idler gear (New) 0.15 mm (0.0059 inch) to0.25 mm (0.0098 inch) .Allowable limit 0.9 mm (0.04 inch) - If the measurement is more than the allowable limit, replace the idler gear collar.
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Illustration 2 | g02809716 |
(6) Dial Indicator |
Oil Clearance between Idle Gear Shaft and Idle Gear Bushing
- Measure the idler gear shaft outside diameter with an external micrometer.
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Table 3 Outside diameter of idler gear shaft (New) 37.959 mm (1.4945 inch) to37.975 mm (1.4950 inch) - Measure the idler gear bushing inside diameter with an internal micrometer.
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Table 4 Inside diameter of idler gear bushing (New) 38.000 mm (1.4961 inch) to38.025 mm (1.4970 inch) - Calculate the oil clearance.
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Table 5 Oil clearance between the idler gear shaft and the idler gear bushing (New) 0.025 mm (0.00099 inch) to0.066 mm (0.0025 inch) Allowable limit 0.10 mm (0.0039 inch) - If the oil clearance stays more than the allowable limit, replace the idler gear shaft also.
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Illustration 3 | g02811161 |
(7) External Micrometer
(8) Internal Micrometer |
Information System:
C2.4 Tier 4 Final Engines for Caterpillar Built Machines
Piston and Rings
C2.4 Tier 4 Final Engines for Caterpillar Built Machines
Crankshaft
C2.4 Tier 4 Final Engines for Caterpillar Built Machines
Camshaft
C2.4 Tier 4 Final Engines for Caterpillar Built Machines
Cylinder Head
Installation Procedure for the <NOBR>494-6811</NOBR> Cab Wiring Gp On Certain Hydraulic Excavators {1408, 7301}
Installation Procedure for the <NOBR>494-6809</NOBR> Chassis Wiring Gp On Certain Hydraulic Excavators {1408, 6129}
C2.4 Tier 4 Final Engines for Caterpillar Built Machines
Water Temperature Regulator - Remove and Install
Installation Procedure for the <NOBR>376-6329</NOBR> Front Lines Gp on Certain Hydraulic Excavators {5057}
Installation of the <NOBR>504-7558</NOBR> Coupler Control Ar on Certain Hydraulic Excavators {1408, 5057, 6129}
336D 2L and 340D 2L Excavators Machine Systems
Stick Bearings and Seals - Remove and Install
314F and 315F Excavators Machine System Specifications
Pilot Lines
Electric Starting Motor on Certain C7.1 Machine Engines {1453}
C2.4 Tier 4 Final Engines for Caterpillar Built Machines
Glow Plugs
330F MHPU Mobile Hydraulic Power Unit Machine System
Engine Performance - Test - Engine Speed
325F Excavator Machine Systems
Sprocket - Remove and Install
314F and 315F Excavators Machine System Specifications
Pilot Valve
314F and 315F Excavators Machine System Specifications
Boom Lines
GSH420, GSH425, GSH440, GSH520, GSH525, GSH455 and GSH555 Orange Peel Grapples
Bushings (Grapple) - Remove and Install
336D 2L and 340D 2L Excavators Machine Systems
Boom - Remove and Install
314F and 315F Excavators Machine System Specifications
Boom Cylinder Lines
314F and 315F Excavators Machine System Specifications
Swing Drive
314F and 315F Excavators Machine System Specifications
Boom Cylinder Lines
314F and 315F Excavators Machine System Specifications
Fuel Tank
314F and 315F Excavators Machine System Specifications
Boom Cylinder Lines