Honda BF15D - Page 173

BF15DmBF20D
Fuel pump
arm-to-shaft
ROCKER ARM SHAFT
1) Measure and record the O.D. of the rocker arm shaft.
0.020
- 0.1 18 mm 0.13 mm
(0.0008
- 0.0046 in) ~ (0.005 in)
I Standard 1 Servicelimit 1
BF1 5D
BF20D
12.962
- 12.980 mm 12.92 mm
1 (0.5103-0.5110in) ~ (0.509 in)
23.725
- 23.885 mm
(0.9340
- 0.9404 in)
24.976
- 25.1 36 mm
(0.9833
- 0.9896 in)
23.1 03 mm
(0.9096 in)
24.493 mm
(0.9643 in)
2) Calculate the rocker arm shaft-to-rocker arm and fuel
pump lifter-to-rocker arm shaft clearance.
1
'1
Ir\l Standard ~ Service limit
Rocker arm- 0.020
- 0.056 mm 0.07 mm
to-shaft
1 (0.0008 - 0.0022 in) I (0.003 in)
CAMSHAFT
1) Inspect that the decompressor weight moves smoothly,
and spring is not weak or worn.
2) Inspect the cam lobe surface for scoring or evidence of
insufficient lubrication. Measure the cam lobe height.
I.''--\ I Standard 1 Service limit I
3)
19.959
- 19.980 mm 19.93 mm
1 (0.7858 - 0.7866 in) 1 (0.785 in)
No. 1
: 15.966 - 15.984 mm
15.94 mm
(0.6286
- 0.6293 in) ~ (0.628 in)
Oil
pump
3alculate the camshaft-to-oil pump body clearance.
I Standard 1 Service limit I
0.01 6 - 0.052 mm
(0.0006
- 0.0020 in)
0.07 mm
1 (0.003 in)
10-1 1