Volvo Penta 230 Workshop Manual page 19

Valve clearance, 251DOHC, AQ171 ...................................................
Valve guides (inlet & exhaust) 251DOHC, AQ171
Length .................................................................................................
Inner diameter .....................................................................................
Clearance, valve stem–valve guide, inlet valve ...................................
Clearance, valve stem–valve guide, exhaust valve ............................
Clearance, maximum wear ..................................................................
Valve springs 251DOHC, AQ171
Length, unloaded .................................................................................
Length, loaded 212–252 N (21.2–25.2 kp) ...........................................
Length, loaded 600–680 N (60–68 kp) .................................................
Lubricating system
Changing oil, oil capacity, excluding filter ............................................
Changing oil, oil capacity, including filter .............................................
Oil pressure at 33.33 r/s (2000 rpm), hot engine .................................
Lubricating oil, alternative 1 .................................................................
Lubricating oil, alternative 2 .................................................................
Viscosity .............................................................................................
Oil filter
Type .....................................................................................................
Lubricating oil pump
Axial clearance ....................................................................................
Radial clearance (excluding bearing clearance) ..................................
Gear backlash (excluding bearing clearance) .....................................
Bearing clearance, drive shaft .............................................................
Bearing clearance, idler shaft ..............................................................
Length of the relief valve spring at different loads:
Fuel system
Fuel pump
Type .....................................................................................................
Feed pressure .....................................................................................
Fuel flow ..............................................................................................
Hydraulic valve tappets, no setting is required
55 mm (2.165")
7.00–7.02 mm (0.275–0.276")
0.03–0.06 mm (0.0012–0.0024")
0.04–0.07 mm (0.0016–0.0028")
0.15 mm (0.0059")
43.0 mm (1.6929")
37.0 mm (1.45669")
26.5 mm (1.0433")
3
3.5 dm (0.88 Imp gall./1.06 US gall.)
3
4.0 dm (0.99 Imp gall./1.19 US gall.)
2
2.5–6.0 kp/cm (35–85 psi)
Volvo Penta lubricating oil for gasoline engines
Lubricating oil SG
SAE 20 W/50
Full flow filter
0.02–0.12 mm (0.0008–0.0047")
0.02–0.09 mm (0.0008–0.0035")
0.15–0.35 mm (0.0059–0.0138")
0.032–0.070 mm (0.0013–0.0028")
0.014–0.043 mm (0.0006–0.0017")
Length:
47.6 mm (1.874")
32.0 mm (1.26")
26.0 mm (1.024")
Diaphragm
0.15–0.28 kp/cm 2 (2–4 psi)
1.6–2.0 liter/minute
(0.35–0.44 Imp.gal/min/0.375–0.475 US gal/min)
Load:
No load
40–48 N (4.0–4.8 kp)
(29.4–35.2 ft.lbs)
55–67 N (5.5–6.7 kp)
(40.3–49.1 ft.lbs)
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