Volvo Penta AQ145A Workshop Manual page 68

Clearance when checking:
Cold engine ....................................................................
Hot engine ......................................................................
Clearance when adjusting:
Cold engine ....................................................................
Hot engine ......................................................................
The clearance is the same for inlet and exhaust valves.
VALVE GUIDES
(Intake and Exhaust)
Length .............................................................................
Inner diameter .................................................................
Clearance, valve stem-guide, inlet valve ........................
Clearance, valve stem-guide, exhaust valve ..................
Clearance, maximum wear .............................................
VALVE SPRINGS
Length, unloaded, approx ...............................................
Length with a load of 280–320 N (28–32 kp) (63–72 lbf) ...
Length with load of 710–790 N (160–178 lbf) (71–79 kp) ..
LUBRICATING SYSTEM
Oilchange excl. filter ........................................................
Oilchange incl. filter ........................................................
Overhaul .........................................................................
Oil pressure at 2000 rpm, warm engine ..........................
Oil grade alternative 1 .....................................................
Oil grade alternative 2 .....................................................
Viscosity ..........................................................................
Oilfilter
Type ..............................................................................
2) Oils of type SF/CC and SF/CD meet this specification.
Lubricating oil pump:
End float ..........................................................................
Radial clearance (excl. bearing clearance) ....................
Gear backslash (excl. bearing clearance) ......................
Bearing clearance, drive shaft ........................................
Bearing clearance, idler shaft .........................................
Relief valve spring's length with different loads:
66
AQ145B
0.30–0.40 mm (0.0118–0.0157 in.)
0.35–0.45 mm (0.0138–0.0177 in.)
0.35–0.40 mm (0.0138–0.0157 in.)
0.40–0.45 mm (0.0157–0.0177 in.)
52 mm (2.047 in.)
8.00–8.02 mm (0.3150–0.3157 in.)
0.03–0.06 mm (0.0012–0.0024 in.)
0.06–0.09 mm (0.0024–0.0035 in.)
0.15 mm (0.0059 in.)
45.0 mm (1.7717 in.)
38.0 mm (1.4961 in.)
27.0 mm (1.0630 in.)
4.5 dm 3 (I) (7.9 UKp, 9.5 USp)
5.2 dm 3 (I) (9.2 UKp, 11 USp)
3
5.7 dm (I) (10 UKp, 12 USp)
2
2.5–6.0 kp/cm
Volvo Penta engine oil for carburetor engines
Engine oil SE (MS) alt SF
SAE 10 W/40
Full flow filter
0.02–0.12 mm (0.0008–0.0047 in.)
0.02–0.09 mm (0.0008–0.0035 in.)
0.15–0.35 mm (0.0059–0.0138 in.)
0.032–0.070 mm (0.0013–0.0028 in.)
0.014–0.043 mm (0.0006–0.0017 in.)
Length
39.2 mm (1.5433 in.)
26.25 mm (1.0335 in.)
21.0 mm (0.8268 in.)
AQ125B
(36–85 psi)
2)
Load
ON
46–54 N (4.6–5.4 kp =
10.4–12 lb)
62–78 N (6.2–7.8 kp =
14–17.6 lb)