Perkins 4.108 Workshop Manual page 20

TECHNICAL DATA-B.10
Lubricating Oil Pump
Type
Number of Lobes-Inner Rotor
Number of Lobes-Outer Rotor
Method of Drive
Pump Clearances
Inner Rotor to Outer Rotor
Outer Rotor to Pump Body
Inner Rotor End Clearance
Outer Rotor End Clearance
Inside Dia. of ~ore for Pump Shaft
Outside Dia. of Pump Shaft
Running Clearance, Shaft in Bore ...
Lubricating Oil Pump Drive Gear
Number of Teeth
Inside Dia. of Gear Bore ...
Outside Dia. of Oil Pump Drive Shaft
Interference Fit of Gear on Shaft ...
Lubricating Oil Pump Drive Gear Backlash ...
Relief Valve
Type
Pressure Setting
Length of Plunger
Outside Dia. of Plunger ...
Inside Dia. of Valve Housing Bore ...
Clearance of Plunger in Bore
Outside Dia. of Spring
Spring-Free Length
Lubricating Oil Filter
Type
Element Type
By-Pass Valve Setting
COOLING SYSTEM 4.108, 4.101, 4.99
Type
Cylinder Block and Head
Engine Water Capacity (Less Radiator)
Thermostat
Type
Opening Temperature
Fully open at
Minimum Travel at Fully Open Temp.
Water Pump
Type
Outside Dia. of Shaft for Pulley (Separate Bearing
Pump)
Inside Dia. of Pulley Bore (Separate Bearing Pump)
Outside Dia. of Shaft for Pulley (Combined Bearing
and Shaft)
Inside Dia. of Pulley Bore (Combined Bearing and
Shaft Pump) ...
Interference Fit of Pulley on Shaft .. .
Outside Dia. of Shaft for Impeller .. .
Inside Dia. of Impeller Bore
Interference Fit of Impeller on Shaft
Rotor Type
Three or Four
Four or Five
By Spiral Gears from the Camshaft
0.0005/0.0025 in (0,013/0,063 mm)
0.01110.013 in (0,28/0,33 mm)
0.0015/0.003 in (0,038/0,076 mm)
0.0005/0.0025 in (0,013/0,063 mm)
0.50010.501 in (12,700/12,725 mm)
0.4983/0.4986 in (12,655/12,664 mm)
0.0014/0.0027 in (0,036/0,069 mm)
12
0.496510.4970 in (12,611/12,624 mm)
0.4983/0.4986 in (12,655/12,664 mm)
0.001310.0021 in (0,033/0,053 mm)
0.0155/0.019 in (0,394/0,483 mm)
Spring Loaded Plunger
50/65 Ibflin 2 (3,5/4,6 kgflcm2) -
344/448 kN/m 2
0.9375 in (23,813 mm)
0.5585/0.5595 in (14,19/14,21 mm)
0.5605/0.5625 in (14,24/14,29 mm)
0.001/0.004 in (0,025/0,102 mm)
0.368/0.377 in (9,347/9,576 mm)
1.5 in (38,10 mm)
Full Flow
Paper or Canister
Open between 13-17 Ibflin 2
(0,91-1,2 kgflcm2)
90-117 kN/m 2 pressure differential
Water Cooled
Thermo-Syphon Impeller Assisted
6 Imp. pt (7.2 U.S. pt or 3,4 Litre)
Wax Capsule
175-182°F (79,5-83,5°C)
200-205°F (93,5-96°C)
0.3125 in (7,94 mm)
Centrifugal-Belt driven from Crankshaft
0.5905/0.5908 in (14,999/15,006 mm)
0.588/0.589 in (14,935/14,961 mm)
0.6262/0.6267 in (15,808/15,920 mm)
0.6239/0.6247 in (15,849/15,869 mm)
0.0015/0.0028 in (0,038/0,071 mm)
0.498/0.499 in (12,649/12,675 mm)
0.497/0.4975 in (12,624/12,636 mm)
0.0005/0.002 in (0,013/0,051 mm)