Workshop Manual

Technical DataInlet and exhaust systemTurbochargerTAMD63L-A.................................................. KKK K27– 3667 HHBKA 9.71TAMD63P-A* ................................................ KKK K27– 3667 HHBKA 7.61TAMD74A-A ................................................. KKK K27– 3767 OHAKB 7.71TAMD63P-A**, TAMD74A-B ........................ KKK K27–3767OHAKB 7.61TAMD74C/L/P-A, TAMD74C/L/P-B,TAMD75P-A ................................................. KKK K31–3767OOAKB 9.61RYCS8Lubrication system........................................ Pressure lubrication from engineMax. permissible radial clearance(turbine side) ................................................ 0.45 mm (0.0177")Max permissible end float ............................. 0.16 mm (0.0063")* Up to and including engine No. xxxx/183028.** As from engine No. xxxx/183029.Checking the wastegate function*Pressurize the wastegate valve to the specified value.The valve should then move A = B – C mm (inch).Please refer to the table.Engine Turbocharger Wastegate valve Check values:part No.** part No. Pressure Valve movement (A)TAMD63P-A 866639 ⎫3826913 ⎬ 382859838274513830094⎭38356702.50 ±0.02 bar 2.2 ±0.2 mm(36.26 ±0.29 psi) (0.0866 ±0.0079")2.70 ±0.02 bar 2.6 ±0.2 mm(39.16 ±0.29 psi) (0.1024 ±0.0079")TAMD74***,TAMD75P-A⎫⎬⎭38271953837691⎫⎬⎭38293682.45 ±0.02 bar 3.2 ±0.2 mm(35.53 ±0.29 psi) (0.1260 ±0.0079")* The wastegate valve must not be adjusted. If any faults are discovered, the entirewastegate valve must be changed as a unit. An incorrectly adjusted wastegate valvecan cause engine failure. The engine warranty ceases to be valid if the valve hasbeen adjusted.** The part number is marked on the type plate on the turbocharger bearing housing.*** Apply to TAMD74A-B, TAMD74C/L/P-A and TAMD74C/L/P-B.A = Valve movementB = Not pressurizedC = Pressurized23