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MBE 4000 Lubrication System

ADDITIONAL INFORMATION

SPECIFICATIONS

This section contains the specifications for servicing the engine. ‪

Listed in Table is the lubricating oil capacity for the engine. The lubrication system torque values are listed in Table . and listed in Table . ‪

Description ‪

All Engines ‪

Oil Pan Capacity ‪

42 L (44.4 quarts) ‪

Lubricating Oil Capacity

Description ‪

Nm (lbft) ‪

Adaptor Nut (to oil pan) ‪

50 (37) ‪

Dipstick Guide Tube Fitting (to adaptor) ‪

20 (15) ‪

Heat Exchanger Housing Bolts (to block) ‪

60 (44) ‪

Heat Exchanger Bolts (to heat exchanger housing) ‪

25 (18) ‪

Oil Fill Tube Bolt (to oil pan) ‪

25 (18) ‪

Oil Fill Tube Retainer Bolt (to block) ‪

25 (18) ‪

Oil Filter Cap ‪

25 (18) ‪

Oil Pan Drain Plug ‪

80 (59) ‪

Oil Pan Bolts (to block) ‪

35 (26) ‪

Oil Pressure/Temperature Sensor Mounting Screws ‪

8 (6) ‪

Oil Pump Face Plate Mounting Bolts (to oil pump housing) ‪

25 (18) ‪

Oil Pump Mounting Bolt (to block) ‪

35 (26) ‪

Oil Spray Nozzle Hollow-Core Bolt ‪

40 (30) ‪

Pressure Limiting Valve Bolts (to block) ‪

35 (26) ‪

Sump Pipe Bracket Bolt ‪

50 (37) ‪

Sump Pipe Mounting Bolt (to oil pump) ‪

25 (18) ‪

Torque Values

Description ‪

Torque, Nm (lbft) ‪

Injector Unit Pump (IUP) Lubricator Bolt ‪

20 (15) ‪

Main Oil Gallery - Engine Block Rear bottom plug - M26 x 1.5 ‪

150 (110) ‪

Main Oil Gallery - Inner Plug - M22 x 1.5 ‪

50 (37) ‪

Main Oil Gallery - Engine Block Rear Top Plug - M24 x 1.5 ‪

120 (88) ‪

Main Oil Gallery - Engine Block Front Plug - M22 X 1.5 ‪

100 (74) ‪

Main Oil Gallery - Engine RIght Hand Side Top Plug before the Oil Filter Housing - M18 x 1.5 ‪

60 (44) ‪

Main Oil Gallery - Engine Right Hand Side Bottom Plug before the Oil Filter Housing - M16 x 1.5 ‪

60 (44) ‪

Main Oil Gallery - Engine Right Hand Side Bottom Plug after the Oil Filter Housing - M16 x 1.5 ‪

60 (44) ‪

Torque Values

The oil pump inspection limits are listed in Table . Listed in Table are the oil pump installation specifications. ‪

Description

mm (inch)

Diameter of Shaft Seat (in pump housing and face plate) ‪

22.000-22.021 (0.8661-0.8670) ‪

Diameter of Idler Gear and Pump Drive Gear Shaft ‪

21.93-21.94 (0.8634-0.8638) ‪

Clearance of Pump/Idler Gear to Walls of Pump Housing ‪

0.030-0.122 (0.0012-0.0048) ‪

Gear Backlash (clearance between gear cogs) ‪

0.312-0.476 (0.0123-0.0187) ‪

Oil Pump Inspection Limits

Description

mm (inch)

Projection of Pump Drive Gear ‪

0.5 (0.02) ‪

Pump/Idler Gear End Play ‪

0.050-0.128 (0.0020-0.005) ‪

Oil Pump Installation Specifications

The minimum engine oil pressure is listed in Table . ‪

Engine Speed

Minimum Pressure

At idling rpm ‪

50 kPa (7 psi) ‪

At maximum rpm ‪

250 kPa (36 psi) ‪

Engine Oil Pressures