Technical data

12
Specifications
Lubrication system
Lubricating oil pump
Type ....................................................................... Differential rotor, installed around the front end of the
crankshaft
Number of teeth ..................................................... Inner rotor 10, outer rotor 11
Clearance,
outer rotor-housing ........................................... 0.30-0.36 mm
inner rotor-outer rotor ....................................... 0.025-0.082 mm
Axial clearance,
inner rotor ......................................................... 0.030-0.075 mm
outer rotor ......................................................... 0.05-0.10 mm
Relief valve, oil pressure
Valve opening pressure ......................................... 414 kPa
Hole diameter, control sleeve ................................ 14.21-14.25 mm
Outer diameter, plunger ......................................... 14.160-14.186 mm
Clearance plunger-sleeve ...................................... 0.024-0.090 mm
Spring length (integrated) ...................................... 30.4 mm
Spring loading (integrated) .................................... 51.1 N
Fuel system
Injection pump
Make ...................................................................... Bosch
Type ....................................................................... EPVE
Rotational direction, (viewed from drive end) ....... Clockwise
Exit point for cylinder 1.......................................... “A”
Pump element lift, motor TDC
MD22................................................................. 1.37 ±0.02 mm
MD22L ............................................................... 1.42 ±0.02 mm
TMD22............................................................... 1.26 ±0.02 mm
TMD22P ............................................................ 1.22 ±0.02 mm
TAMD22 ............................................................ 1.10 ±0.02 mm
Injector
Opening pressure,
MD22L (Code RG) ............................................ 22.8+10 MPa
MD22 (Code JD) ............................................... 22.8+10 MPa
TMD22 (Code JC) ............................................. 22.8 ±5 MPa
TMD22P, TAMD22 (Code RY).......................... 23.5 ±5 MPa
Feed pump
Type ....................................................................... A.C. Delco, type YD
Drive method ......................................................... Eccentric from camshaft
Static pressure (no power supply) ........................ 41-69 kPa
Fuel filter
Make ...................................................................... Bosch
Type ....................................................................... Spin-on