Page 724 of 2053
OM600 ENGINE MECHANICAL 1B3 -- 175
D AEW OO M Y_2000
OIL PUMP
1OilPump
2Piston
3 Pressure Spring
4 Guide Pin5 Screw Plug 50 N∙m (37 lb-ft) ...............
6 Combination Bolt 25 N∙m (18 lb-ft) ..........
7 Oil Strainer
8 Bracket
Disassembly Procedure
1. Remove the oil pan.
2. Unscrew the mounting bolt of spracket.
Page 725 of 2053
1B3 -- 176 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
3. Unscrew the oil strainer bracket bolt.
Tightening Torque10 N∙m(89lb-in)
4. Remove the oil pump.
5. Unscrew the screw plug and remove the relief valve.
6. Installation should follow the removal procedure in
the reverse order.
Page 732 of 2053
OM600 ENGINE MECHANICAL 1B3 -- 183
D AEW OO M Y_2000
OIL GALLERY STEEL BALL
Preceding Work : Removal of cooling fan
Removal of the water pump housing
Removal of the flywheel and driven plate
1 Steel Ballφ15mm .........................2 Screw Plug Loctite 241, 50N∙m .............
Notice
The screw plug (2) has to be installed as a repair
solution if the steel ball (1) is leaking.
Page 734 of 2053
OM600 ENGINE MECHANICAL 1B3 -- 185
D AEW OO M Y_2000
Removal & Installation Procedure
1. Remove the timing case cover.
2. By inserting a round bar (6) approx. 0.7m from the
back to the front side through the oil gallery, knock
out the steel balls (1,3).
Notice
Be careful not to damage the bores of the steel
balls.
6 Shop -- made tool
3. Thoroughly clean the bores of steel balls.
4. Place the steel ball (3) onto the drift (7) with a little
grease and position to the bore and then tap until the
drift stops.
Drift 601 589 08 15 00
5. Place the steel ball (1) onto the drift (7) with a little
grease and position to the bore and then tap until the
drift stops.
Drift 601 589 08 1500
6. Warm up the engine and check the oil for leaks.
Page 735 of 2053
1B3 -- 186 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
Installation of Screw Plug
Notice
If steel ball leaks again, install the screw plug.
1. Remove the steel ball.
2. Tap thread into the bores of the oil gallery.
Notice
Front bore : M18′1.5, depth 10mm
Rear bore : M16′1.5, depth 14mm
3. Thoroughly clean the oil gallery.
4. Tighten the front plug (5) with seal (4).
Tightening Torque50 N∙m (37 lb-ft)
5. Apply Loctite 241 and then tighten the rear plug (2).
Tightening Torque50 N∙m (37 lb-ft)
Page 748 of 2053
OM600 ENGINE COOLING 1D3 -- 13
D AEW OO M Y_2000
Removal & Installation Procedure
1. Drain coolant from the radiator.
2. Remove the coolant thermoswich connector from
radiator.
3. Remove the each coolant hose.
4. Remove the auto T/M oil cooling hose and cooling
line.
Installation Notice
TighteningHose : 29-- 40N∙m (21-- 30 lb-ft)Tightening
TorqueTube : 25-- 35N∙m (18--26 lb-ft)
5. Loosen the radiator upper mounting bolt and re-
move the mounting stopper and insulator.
6. Remove the radiator.
7. Check the radiator pin for crack, leakage and bend-
ing and replace it if necessany.
8. Installation should follow the removal procedure in
the reverse order.
Page 754 of 2053
1B3 -- 2 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Engine Assembly
ApplicationNSmLb-- FtLb-- In
Skid Plate Bolt28 -- 4721 -- 35--
Drain Plug Bolt3022--
Coolong Fan Shroud Bolt3--7--27 -- 62
Control Linkage Nut8--186--13--
Clutch Linkage Cylinder Nut20 -- 3415 -- 25--
Exhaust Manifold Bolt3022--
Propeller Shaft Bolt & Nut (Axle)70 -- 8052 -- 59--
Propeller Shaft Bolt & Nut (T/C)81 -- 8960 -- 66--
Engine Mounting Nut50 -- 7537 -- 55--
Crankshaft Assembly
ApplicationNSmLb-- FtLb-- In
Cooling Fan Belt Pulley Bolt10--89
Socket Bolt2317--
Tighten The Bolt200 / 90_148 / 90_--
End Cover Bolt10--89
Crankshaft Bearing Cap Bolt55 / 90_41 / 90_--
Ball Bearing45 / 90_33 / 90_--
Camshaft Sprocket Bolt25 / 90_18 / 90_--
Oil Pump Sprocket Bolt2518--
Piston
ApplicationNSmLb-- FtLb-- In
Connecting Rod Bolt35 / 90_26 / 90_--
Flywheel
ApplicationNSmLb-- FtLb-- In
12-- Sided Stretch Bolt45 / 90_33 / 90_--
Page 755 of 2053
OM600 ENGINE MECHANICAL 1B3 -- 3
D AEW OO M Y_2000
Cylinder Head
ApplicationNSmLb-- FtLb-- In
Prechamber Threaded Ring13096--
Cylinder Head Cover Bolt10--89
Fuel Injsction Pipe Nut1813--
Socket Bolt2518--
Fuel Filter Pipe Bolt2518--
Idle Pulley Bolt2317--
Damper Bolt2115--
Camshaft Bearing Cap Bolt2518--
Camshaft Sprocket Bolt25 / 90_18 / 90_--
Exhaust Pipe Bolt& Nut2518--
Chain Tensioner8059--
Injection Nozzle4030--
Intake Manifold Not2518--
Injection Nozzle Pipe Not1813--
Oil Dipstick Tube Bolt10--89
Screw Plug M18 x 155037--
Cam Support & Shaft
ApplicationNSmLb-- FtLb-- In
Stud Bolt12--106
Exhaust Manifold Not2518--
CamShaft Bearing Cap Bolt2518--
12-- Sided Bolt (M11)25 / 90_18 / 90_--
Timing Cover
ApplicationNSmLb-- FtLb-- In
Oil Pan Bolt -- Socket Bolt10--89
Oil Pan Bolt--M610--89
Oil Pan Bolt--M232317--
Belt Pulley Bolt3224--
Guide Pulley Bolt4--35
Guide Pulley Bracket Nut2317--
Chain Tensioner8059--
Tesioning Lever Bolt2317--