Perkins New 1000 Series, Workshop Manual, Page: 106 / 290

14
106 Workshop Manual, TPD 1350, issue 3
New 1000 Series
With the crankshaft on mountings at the front and rear journals, the maximum run-out (total indicator reading)
at the journals must not be more than shown below:
Run-out must not be opposite. The difference in run-out between one journal and the next must not be more
than 0,10 mm (0.004 in).
Run-out on the crankshaft pulley diameter, rear oil seal diameter and the rear flange diameter must not be
more than 0,05 mm (0.002 in) total indicator reading.
Main bearings
Four cylinder engines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Steel back, 20% tin-aluminium bearing material
Six cylinder engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Steel back, 20% tin-aluminium bearing material
Bearing width
Four cylinder engines:
Centre bearing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36,32/36,70 mm (1.430/1.445 in)
All other bearings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31,62/31,88 mm (1.245/1.255 in)
Six cylinder engines:
Centre bearing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36,32/36,70 mm (1.430/1.445 in)
All other bearings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30,86/31,12 mm (1.215/1.225 in)
Bearing thickness at centre
Four cylinder engines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,083/2,089 mm (0.0820/0.0823 in)
Six cylinder engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,083/2,089 mm (0.0820/0.0823 in)
Journal 4 cylinder crankshafts 6 cylinder crankshafts
1 Mounting Mounting
2 0,08 mm (0.003 in) 0,10 mm (0.004 in)
3 0,15 mm (0.006 in) 0,20 mm (0.008 in)
4 0,08 mm (0.003 in) 0,25 mm (0.010 in)
5 Mounting 0,20 mm (0.008 in)
6 - 0,10 mm (0.004 in)
7 - Mounting
Purchased from www.WorkshopManuals.co.uk