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18
Specifications
Features
Dimensions and Weights
* Max snow throwing distance in forward direction and varies with
conditions and snow.
** Operating time will vary depending on the depth and weight of the
snow.
Engine Design and Performance
Maintenance
HS720 A AS AM
AC Electric start O
Remote chute controls O O
Manual chute control lever O
GC190 4-stroke OHC engine O O O
Throws snow up to 32 feet O O O
Type A AS AM
Length 49.6 in (1260 mm)
Width 20.8 in (530 mm)
Overall height 40.5 in (1030 mm)
Dry weight 88.8 lb
(40.3 kg)
93.0 lb
(42.2 kg)
81.6 lb
(37 kg)
Snow clearing area
(W x H)
19.7 x 12.0 in (500 x 306 mm)
Clearing capacity 55 US short (50 metric) tons/hour
Max. snow throwing
distance*
32.8 ft (10 m)
Continuous
operating time**
1.0 hr
Model GC190
Type 4-stroke, overhead-cam,
single-cylinder, air-cooled
Displacement 11.4 cu in (187 cc)
Bore and stroke 2.71 x 1.97 in (69.0 x 50.0 mm)
Compression ratio 8.5:1
Ignition system Transistorized magneto
Starting system HS720A and AM: recoil (pull start)
HS720AS: AC electric or recoil
Fuel Unleaded gasoline with a pump
octane rating of 86 or higher containing
no more than 10% ethanol by volume
Capacity: 1.1 US qt (1.1 L)
See “AVOIDING FUEL-RELATED
PROBLEMS” on page 19 to prevent
fuel-related problems
page 6
Engine Oil SAE 5W-30, API SJ or later
Capacity: 0.61 qt (0.58 L)*
page 12
Spark Plug Type: NGK - BPR5ES
Gap: 0.028 ~ 0.031 in (0.7 ~ 0.8 mm)
page 12
Valve
clearance
(cold)
Intake: 0.15 ± 0.04 mm
Exhaust: 0.20 ± 0.04 mm
Shop
manual
* Actual amount will vary due to residual oil in the engine. Always
use the dipstick to confirm the actual level (page 5).
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