Volvo Penta TD420VE Workshop Manual page 44

Technical Data: TD/TAD520, TAD530/531/532
Camshaft
Type of camshaft: ................................................. A
Drive ..................................................................... Gear
Number of bearings .............................................. 5
Inner diameter Ø, bearing journals
Standard ............................................................ 65
Wear limit .......................................................... 65.08 mm
Camshaft bearing thickness: max ......................... 1.988
Axial clearance ..................................................... 0.1–0.5 mm
Radial clearance ................................................... 0.05–0.124 mm (0.002–0.0049")
Position of bearing bush at flywheel end ............... 2
Timing gear
1. Governor drive
2. Idler gear
3. Camshaft gear
4. PTO gear B-C
5. PTO gear A
6. Crankshaft
Flywheel
Type of flywheel :
TD520VE/TAD520VE ........................................ Clutch 10" or 11.5"
TD520GE/TAD530-532GE ................................. Gen set 1500 rpm
TD520GE/TAD520GE, TAD530-532GE .............. Gen set 1800 rpm
Max, permitted axial runout
Measuring radius 150 mm (5.91") ...................... 0.1 mm
Number of teeth on flywheel ................................. 129
42
+0.054 +0.0021"
mm (2.559"
(2.5622")
+0.12 mm (0.7827"
(0.004–0.02")
+0.5 +0.0197"
mm (0.079"
(0.00394")
)
+0.0005" )
)
Group 20