Honda BF45A - Service Information

2. SERVICE INFORMATION
Part Item Standard
BF40AoBF50A
Service limit 1
1. MAINTENANCE STANDARDS
2. TORQUE VALUES
3. SPECIAL TOOLS
4. APPLYING LIQUID SEALANT
Main jet
5. TROUBLESHOOTING
6. CABLE 8t HARNESS ROUTING
7. TUBE ROUTING
-
BF4OA Bondensee type #loo
-
Except Bondensee type #lo5
BF50A #135
-
1. MAINTENANCE STANDARDS
Pilot screw
opening
BMOA Bondensee type 3-318 turns out
-
Except Bondensee type 3-112 turns out -
BF50A 2-118 turns out -
Carburetor
I Float height BF40A 14.0 mm (0.55 in) -
BF50A 13.0 mm (0.51 in) -
Exhaust emission
Bondensee type only
SE valve heater resistance
con
15.8 - 24.2 Q -
10% min. -
co
Measurina idle soeed
7.0% max.
-
950 - 1,150 min-I (rpm)
-
I
I NOX I 546oom max. I -
0.7
51
25
16
(4)
(5)
I
1 Powercoil I Resistance I 7.02 - 8.58 Q I -
2. TORQUE VALUES
Item
Engine
Crankcase cover bolt
Cylinder head bolt
Oil strainer bolt
Water tube joint
Flywheel bolt
Gear case
Propeller castle nut
Gear case end nut
Gear case nut
(UL type)
Gear case stud
(UL type)
Water screen screw
Thread dia.
x pitch
M8 x 1.25
M6 x 1
.O
M10 x 1.25
M8 x 1.25
M6 x 1
.O
PT1/8
MlOx
1.0
M16x 1.0
M80 x 1.5
MlOx 1.25
M8 x 1.25
MlOx 1.25
M8 x 1.25
Id5
x 0.8
N-m
27
12
39
26
13
9
65
1
69
34
22
1.5
1.3
1
Torque
kgfom
2.8
1.2
4.0
2.7
1.3
0.9
6.6
0.1
7.0
3.5
2.2
0.15
0.13
0.1
71 Note
I
1.1
0.9
0.7
2-1