Installing Egr Valve; Installing Intake Throttle Valve; Installing Turbocharger Assembly - Kubota D1803-CR-E4 Workshop Manual

SERVICING
6. Assembling
5. Tighten the injection pipe retaining nut to the
specified torque.
Injection pipe re-
taining nut
Tightening tor-
que
Overflow pipe joint
screw
(4) Overflow pipe and hose

6.35 Installing EGR valve

NOTE
• Do not disassemble the EGR valve assembly.
• Replace the gaskets with new ones.
1. Install the EGR valve (2).
2. Connect the cooler hoses (1), (3) of EGR valve (2).
(1) Cooler hose
(2) EGR valve

6.36 Installing intake throttle valve

NOTE
• Do not disassemble the intake throttle valve (2).
• Replace the gaskets with new ones.
D1803-CR-E4,D1803-CR-TE4,D1803-CR-TIE4,V2403-CR-E4,V2403-CR-TE4,V2403-CR-TE4BG,V2403-CR-TIE4
24.5 to 29.4 N⋅m
2.50 to 2.99 kgf⋅m
18.1 to 21.6 lbf⋅ft
20.0 to 29.0 N⋅m
2.04 to 2.95 kgf⋅m
14.8 to 21.3 lbf⋅ft
(5) Injection pipe
(3) Cooler hose
• Intake throttle valve is not equipped with D1803-
TIE4 and V2403-TIE4.
1. Install the intake throttle valve (2).
2. Install the air cleaner flange (1).
(1) Air cleaner flange
6.37 Installing turbocharger
assembly
NOTE
• Before you start the engine, make sure that the
air cleaner is in the correct position.
• Replace the gaskets with new ones.
1. Install turbocharger assembly (5).
NOTE
• Do not let dust, dirt and other unwanted
materials in the oil pipes.
• Fill clean engine oil through the oil filler port
of the turbocharger.
Turbocharger as-
Tightening tor-
sembly mounting
que
nut
2. Connect the return pipe (6) and oil pipe (2).
3. Tighten the oil pipe joint screw (1) to the specified
torque.
Tightening tor- Oil pipe joint screw
que (1)
4. ENGINE
(2) Intake throttle valve
29.4 to 34.3 N⋅m
3.00 to 3.49 kgf⋅m
21.7 to 25.2 lbf⋅ft
15.7 to 19.6 N⋅m
1.60 to 1.99 kgf⋅m
11.6 to 14.4 lbf⋅ft
4-155
KiSC issued 12, 2018 A