PB-46LN
PB-46HT
1-2
Technical
data
Models PB-46LN
I
PB-46HT
PB-60HT
Engine
Slow speed rpm
2100-2700
2500-2900
Rated speed rpm
6400-6700
7000-7500
Compression
pressure,standard kgf/cm2(psi) 8.0 (115)
7.5(110)
Carburetor
C1U-K37A,
C1U-K37B
C1U-K49, C1U-K49A
Venturi Size mm(in) 9.5 (0.374) 12.5
(
0.492
)
Throttle Bore mm(in) 16.0 (0.630) 16.0
(
0.630
)
Idle speed screw initial setting
turn in
3-4
3-4
Test Pressure, minimum kgf/cm2(psi) 0.5 (7.0) 0.5 (7.0)
Metering lever height mm(in)
0.1
-
0.25 (0.004
-
0.01
0)
lower than diaphragm
seat
Ignition
system
Spark plug gap mm(in)
0.6.0.7 (0.024-
0.028)
Minimum secondary voltage at 1000 rpm kV
15
Secondary coil resistance kQ
1.0-
1.5,
1.3- 1.8
Pole shoe air gaps mm(in)
0.3 • 0.4 (0.012 •
0.016)
Ignition timing
0
BTDC
30