Disassembling And Assembling; Turbocharger System; Checking - Kubota M6800S Workshop Manual

M6800 · M6800S · M8200 · M9000, WSM

(2) Disassembling and Assembling

[6] TURBOCHARGER SYSTEM

(1) Checking

Nozzle Holder
1. Secure the nozzle retaining nut (7) with a vise.
2. Remove the nozzle holder (1), and take out parts inside.
(When reassembling)
• Assemble the nozzle in clean fuel oil.
• Install the push rod (4), noting its direction.
• After assembling the nozzle, be sure to adjust the fuel injection
pressure.
Nozzle holder
Tightening torque Overflow pipe nut
Nozzle holder assembly
(1) Nozzle Holder
(2) Adjusting Washer
(3) Nozzle Spring
(4) Push Rod
Turbine Side
1. Check the exhaust port (3) and inlet port (2) side of turbine
housing (1) to see if there is no exhaust gas leak.
2. If any gas leak is found, retighten the bolts and nuts or replace
the gasket (4) / (5) / (6) with new one.
(1) Turbine Housing
(2) Inlet Port
(3) Exhaust Port
Compressor Side
1. Check the inlet pipe 1 (1) of the compressor cover (2) to see if
there is no air leak.
2. Check for loose connections or cracks in the suction side of the
intake pipe.
3. If any air leak is found, change the clamp (3) and or inlet pipes.
(1) Inlet Pipe 1
(2) Compressor Cover
1-S69
ENGINE
34.3 to 39.2 N·m
3.5 to 4.0 kgf·m
25.3 to 28.9 ft-lbs
19.6 to 24.5 N·m
2.0 to 2.5 kgf·m
14.5 to 18.1 ft-lbs
49.0 to 68.6 N·m
5.0 to 7.0 kgf·m
36.2 to 50.6 ft-lbs
(5) Distance Piece
(6) Nozzle Piece
(7) Nozzle Retaining Nut
W1089102
(4) Gasket
(5) Gasket
(6) Gasket
W1076917
(3) Clamp
W1077032
KiSC issued 03, 2008 A