Use vegetable oil to lubricate the o-ring. The upper oxygen sensor is easily spotted to the left of the turbo. It includes tools and torque specs to do the job. The following list contains the suppliers of the electrical equipment used on Cummins engines:. The oil feed line is faulty for all N14 engines Mini might have fixed the problem in new models, but since they never confirmed that was a problem who really knows? An old roller can be used to support the lever. Tool Description Tool Illustration Injector Sleeve Holding Tool Hold the injector sleeve in place when rolling the upper portion of the sleeve and testing the cylinder head. Remove the covers, and discard the gaskets.
Capscrew, Twelve Point Washer, Plain Capscrew, Hexagon Head Gasket, Rocker Lever Housing Dowel, Pin Capscrew, Twelve Point Washer, Plain Dowel, Ring Shaft, Rocker Lever. Due to normal parts tolerances, it is necessary to check one cylinder for each cam follower housing. Visually inspect the bushings for excessive wear or dis- coloration due to overheating or seizure of the shafts. N14 Troubleshooting and Repair Manual, Bulletin No. .
Point Engine Testing - Test Specifications Note: The specifications and instructions for testing the engine are provided this manual. Point Water Pump Assembly - Rebuild Specifications Water Pump Body Bearing Bore I. Repair or replace the housing if the capscrew holes are damaged. Use both hands to remove the liners. The versatility of the N14 contributed to its popularity.
Intake Valve Lash Specifications 0. You also have to have a torque angle torque wrench. The blueing pattern in the injector seating area 1 must be visible 360 degrees around the seating area. Group 3 - Rocker Levers. Remove the burrs, or replace the damaged parts. Dry with com- pressed air.
Lubricate the o-ring with vegetable oil, and install the support bearing into the gear cover. Caution: The lubricating oil system must be pressurized before operating the engine to avoid internal component damage. For both N12 and N16 engines. Retighten the cap bolts by 90 more 4. Place the align- ment pointer against the machined side of the block at the cam follower holes with the end of the rod at the top of the bearing.
My V-clamp was so rusted that the bolt fell apart. This technical paper explains what happens when an upgrade is installed on a stock cylinder head, and what changes you might want to make next to take maximum advantage of that extra boost. Do not tighten the lock nuts. Visually inspect the cam follower shafts for scoring or damage. Use a three-jaw puller to remove the hub-type coupling.
Use a tag to mark the cylinder number. Install the adjusting screw and lock nut in each rocker lever. Inspect the crankshaft for dirt or damage. Remove and discard the cover gasket. Visually inspect the injector body and cup retainer for cracks or other damage.
Group 2 - Cylinder Head. Replace the gasket if there are any cuts, abrasions, or deformations in the silicone bead. . Light fretting is typically found on the underside of the shaft and is not harmful, provided it meets the dimen- sional specifications. The flywheel can be damaged.
The assembly and rebuild specifications and torque values are provided to make sure the parts are correctly assembled, fit correctly, and are secured with the correct torque value. . Tool Description Tool Illustration Fuel Passage Cleaning Brush Clean the internal fuel passages in the cylinder head. Cylinder liner packing ring bore. Some component locations will vary depending on applications and installations. Connecting Rod Capscrews Note: Tighten the connecting rod capscrews in alternating sequence.
If a worn push rod is found, the mating adjusting screw must also be replaced. Use a chip removing unit to remove reamer chips from the capscrew hole. Group 5 - Fuel System. Remove the four capscrews that attach the fan hub sup- port 1 bracket to the cylinder block and the brace 2 , and remove the fan hub support bracket. Point Crankshaft Main Bearing Journal O. Use spacer mandrel, Part No.