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LEYLAND 272
General Data
| Engine |
Type |
498NT |
|
Number of Cylinders |
4 |
|
Compression Ratio |
16.8:1 |
|
Bore |
98 mm |
|
Stroke |
125 mm |
|
Cubic Capacity |
3.77 L |
|
Valve rocker clearance (hot or cold) |
0.33 mm |
|
Injection order |
1,3,4,2 |
|
Static injection timing |
14" B.T.D.C |
|
Idling speed |
500 rev/min |
|
Maximum full load speed |
2200 rev/min |
|
Maximum light running speed |
2420 rev/min |
|
Maximum torque |
26.3 kgf m (190 lbf ft) at 1300 rpm |
|
Cylinder head nut tightness |
13.8 kgf m (100 lbf ft) |
|
|
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| Fuel System |
Injection pump type |
CAV D.P.A with mechanical governor or Simms in-line
(optional in some countries) |
|
Bleeding the fuel
system |
|
|
Injectors |
CAV |
|
Injector bolt tightness |
1.65 kgf m (12 lbf ft) |
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|
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| Gearbox |
|
10 Forward, 2 Reverse |
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|
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| Clutch |
|
280 mm (11 in) single plate, dry |
|
Clutch Adjustment |
|
|
PTO |
Independent, 330 mm (13 in), single plate |
|
Heavy duty clutch |
optional |
| Electrical Equipment |
Battery |
Lucas 12v, type ATV 17T or ATVZ 17T |
|
Alternator |
Lucas 16 ACR |
|
Horn |
Lucas 12v type 6H |
|
Starter |
Lucas 12v M50 |
|
Lamps |
Watts |
Part No. |
|
Head (sealed-beam unit) |
40/40 |
ATJ 8746 |
|
Head (detachable bulb) |
35/35 |
27H 4728 |
|
Side and tail (festoon) |
6 |
BFS 254 |
|
Number Plate |
6 |
BFS 989 |
|
Panel (capless) |
3 |
37H 2139 |
|
Plough (sealed beam unit) |
35 |
37H 2169 |
|
Wiring Diagram |
|
| Power take-off |
Location |
Central |
|
Height above ground level |
775 mm |
|
Spline |
34.9 mm Std S.A.E |
|
Rotation |
Clockwise viewed from rear |
|
Speed |
See 'Road Speed Table' |
| Hydraulic power unit |
Maximum Pressure |
161 to 182 kgf/cm2 |
|
Time to lift at 2200 rev/min |
1.9 sec |
|
Time to drop independent of load and engine
speed (maximum rate) |
1 sec |
|
Lift-rod lengths (without using screw
adjustment): |
|
|
|
Lift-rod closed |
594 mm |
|
|
Second position |
651 mm |
|
|
Third position |
711 mm |
|
|
Fully extended |
775 mm |
|
Oil strainer securing bolt tightness |
5.8 to 9.2 kgf cm |
| Belt Pulley |
Location |
Rear of tractor |
|
Rotation |
Clockwise (viewed from left hand side) |
|
Speed |
See 'Road Speed Table' |
|
Pulley belt speed at maximum engine speed (2200
rev/min): |
|
|
|
Low ratio and tractor fitted with I.P.T.O |
917 m/min |
|
High ratio |
1164 m/min |
|
Diameter |
230 mm |
|
Width |
165 mm |
| Steering |
Toe-in |
3.2 mm |
|
Power steering reservoir: |
|
|
|
Stud tightness |
1.11 to 2.77 kgf m |
|
|
Nut tightness |
0.28 to 0.41 kgf m |
| Wheel Equipment |
Front tyres (standard) |
7.50 x 16, 6 ply |
|
Rear tyres (standard) |
12.00 x 36, 6 ply |
|
Tightening torques: |
|
|
|
Front wheel nut |
11.1 kgf m |
|
|
Rear wheel nut (flanged axle) |
34.6 kgf m |
|
|
Rear wheel disc nut and bolt |
23.5 kgf m |
|
|
P.A.V.T rim clamp bolt |
34.6 kgf m |
|
|
Sliding hub clamp bolt |
34.6 kgf m |
|
|
Sliding hub to wheel centre nut |
17.3 kgf m |
| Dimensions |
Wheelbase |
2.03 m |
|
Overall length |
3.44 m |
|
Overall width |
1.74 m |
|
Turning circle (without brakes) |
3.66 m |
|
Height to bonnet |
1.55 m |
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Height of silencer |
2.26 m |
|
Height to top of cab |
2.44 m |
|
Ground clearance: |
|
|
|
Front axle |
460 mm |
|
|
Frame |
613 mm |
|
|
Rear axle |
615 mm |
| Capacities |
Fuel tank |
68.2 litres |
|
Engine (including oil filters): |
|
|
|
Alloy sump |
11.1 litres |
|
|
Steel sump |
9.7 litres |
|
Gearbox and transmission |
56.5 litres |
|
Steering box |
1.7 litres |
|
Cooling system |
13.6 litres |
|
Belt pulley unit |
1.4 litres |
| Weights (approximate) |
Complete with cab |
2860 kg |
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