SERVICE MANUAL
PB-651T/H
PB-751
T/H
PB-755T/H
2
SERVICE INFORMATION
1 SERVICE INFORMATION
1-1 Specifications
Model PB-651T/H PB-751T/H PB-755T/H
Dimensions Length*
mm(in)
375
(14.8)
Width* mm(in) 485
(19.0)
Height*
mm(in)
527
(20.8)
Dry weight** kg(lb)
11.2 (24.7) / 11.4 (25.1) 11.6 (25.7)
/ 11.8(26.1)
11.0 (24.2) / 11.2 (24.6)
Engine Type KIORITZ, air-cooled, two-stroke, single cylinder
Rotation Counterclockwise as viewed from the output end
Displacement cm
3
(in3) 63.3 (3.863)
Bore mm(in) 48.0 (1.89)
Stroke mm(in) 35.0 (1.38)
Compression ratio 6.3
Carburetor Type
Rotary
type:
Diaphragm, horizontal-draught,
with
primer (purge
bulb)
Model Walbro WYK-192
Ignition Type CDI (Capacitor discharge ignition) system
Spark plug BPM8Y
Exhaust Muffler type Spark arrestor muffler with catalyst
Starter Type Automatic rewind with shutter
Rope diameter x length mm(in) 3.5 x 1000 (9/64 x 39 1/2)
Fuel Type mm(in) Premixed two-stroke fuel
Mixture ratio 50 : 1 (2 %)
Gasoline Minimum 89 octane unleaded
Two-stroke air cooled engine oil ISO-L-EGD (ISO/CD13738), JASO FC
Tank capacity L (U.S.fl.oz.) 2.0 (67.64)
Throttle Mount T type Tube-mounted throttle with cruise contol
H type Hip-mounted throttle with cruise contol
Blower Fan type Centrifugal, single stage
Max. air volume (with pipes)
m
3
/min (ft3/min) 17.6 (620)**
Max. air velocity (with pipes)
m/s (mph) 92 (205)
Discharge ID mm (in) 62 (2.44)
ID : Inner diameter.
* Without blower pipes.
** With straight pipes.
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