Perkins Phaser Series - Data and Dimensions

LUBRICATION SYSTEM 19
Data and dimensions
Note: This information is given as a guide for personnel engaged on engine overhauls. The dimensions
which are shown are those which are mainly used in the factory. The information applies to all engines,
unless an engine type code is shown.
Lubrication system
Lubricating oil pump - four cylinder engines
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Differential rotor, gear driven
Number of lobes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Inner rotor 6, outer rotor 7
Clearance of outer rotor to body:
- Without balancer unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,15/0,34 mm (0.006/0.013 in)
- With balancer unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,31/0,45 mm (0.012/0.017 in)
Clearance of inner rotor to outer rotor . . . . . . . . . . . . . . . . . . . . . . . 0,04/0,13 mm (0.0015/0.0050 in)
End-float of rotor assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,03/0,10 mm (0.001/0.004 in)
Lubricating oil pump - six cylinder engines
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Differential rotor, gear driven
Number of lobes:
- Inner rotor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
- Outer rotor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Clearance of outer rotor to body . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,15/0,34 mm (0.006/0.013 in)
Clearance of inner rotor to outer rotor . . . . . . . . . . . . . . . . . . . . . . . 0,04/0,13 mm (0.0015/0.0050 in)
End clearance YA, YC:
- Inner rotor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,05/0,12 mm (0.002/0.005 in)
- Outer rotor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,04/0,11 mm (0.0015/0.0044 in)
End clearance (six cylinder turbocharged engines)
- Inner rotor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,043/0,118 mm (0.0017/0.0046 in)
- Outer rotor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,031/0,106 mm (0.0012/0.0042 in)
Idler gear for lubricating oil pump
End float . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,03/0,33 mm (0.001/0.0013 in)
Inside diameter of bush (fitted) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22,23/22,26 mm (0.875/0.866 in)
Outside diameter of idler shaft . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22,19/22,21 mm (0.873/0.874 in)
Clearance of bush of idler gear on shaft . . . . . . . . . . . . . . . . . . . . 0,020/0,066 mm (0.0008/0.0026 in)
Oil pressure relief valve (standard)
Diameter of bore for plunger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18,24/18,27 mm (0.718/0.719 in)
Outside diameter of plunger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18,16/18,18 mm (0.715/0.716 in)
Clearance of plunger in bore . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,06/0,11 mm (0.002/0.004 in)
Length of spring (fitted):
- Four cylinder engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59,8 mm (2.4 in)
- Six cylinder engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55,6 mm (2.2 in)
Load on spring (fitted):
- Four cylinder engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15,9/23,1 N (3.6/5.2 lbf) 1,6/2,4 kgf
- Six cylinder engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12,9/18,6 N (2.9/4.2 lbf) 1,3/1,9 kgf
Perkins Phaser/1000 Series, April 1995 19A.21