Category Archives for 3306
3306 Cylinder – Final Engine Assembly
Use a 1P2991 Tap to remove burrs from each head bolt hole. Thoroughly clean each hole to remove excess fluid and debris which would affect final torque values. Lightly coat the head bolt threads, washers and bottom of bolt heads … Continue reading
3306 Cylinder – Head Bolts
nspect head bolts for reusability. Replace the head bolts that have surface damage (pitting or erosion) on the shank that cannot be polished smooth. The high stress areas on a bolt are: 1. The first exposed thread root on the … Continue reading
3306 Cylinder Liner Projection
NOTE: This procedure alleviates the need for the “H” bar to hold down liners during projection measurements. Illustration 1. Liner projection components 1. Bolt. 2. Hard washer. 3. Washer. 4. Fabric washer. 5. Spacer plate. 6. Spacer plate gasket. 7. … Continue reading
3306 Cylinder Block – Counterbore For Liner Seat Inserts
Counterbore only the block liner seats that exhibit measurable erosion of 0.025 mm (0.001 in) or greater. Generally, liner seat erosion resulting from a head gasket failure require counterboring only one or two cylinder liner seats. Use only stainless steel … Continue reading
3306 Cylinder Block – Top Deck Repair
Cylinder block top deck cleaning. Clean the cylinder block top deck completely with wire brush or “Scotchbrite” pad. Use caution when cleaning around the liner bores with rotary abrasive pads. The liner seat can be damaged if pad is not … Continue reading
3306 Cylinder Liner – Flange Thickness
Use a 6V7059 Micrometer to measure the thickness of the flange. Measure the thickness of the flange with a 6V7059 Micrometer. Use the liner again only if it is acceptable according to the specifications in the chart below. Liner with … Continue reading
3306 Cylinder Liner – Inspect Flanges
Extended operation after a head gasket failure or filler band leakage can allow erosion or corrosion on the liner flange to cylinder block joint(s). Excessive amounts of erosion/corrosion damage can affect the sealing capability of the head to block joint … Continue reading
3306 Cylinder Head To Block Joint Repair Procedure – Spacer Plate
Thoroughly clean both sides of the steel spacer plate with a wire wheel or “Scotchbrite” pad. Use caution when cleaning around the liner hole with rotary abrasive pads. The spacer plate can be damaged if pad is not held parallel … Continue reading
3306 Cylinder Heads – Critical Factors for Reconditioning
There are several factors which affect the amount of material that can be removed from the surface of a cylinder head. These include valve projections, surface flatness and finish. Measure these areas as well as the cylinder head minimum thickness … Continue reading
3306 Cylinder Head To Block Joint Repair Procedure
Cylinder Head – Bottom Deck Remove the cylinder head from the engine to expose the bottom deck sealing surface. Before cleaning or machining of the cylinder head bottom deck, remove fuel injection nozzles/adapters from the head. Use a putty knife … Continue reading