Air Index; Specifications - Honda HS720A Owner's Manual

Air Index

An Air Index Information hang tag/label is applied to engines certified
to an emission durability time period in accordance with the
requirements of the California Air Resources Board.
The bar graph is intended to provide you, our customer, the ability to
compare the emissions performance of available engines. The lower
the Air Index, the less pollution.
The durability description is intended to provide you with information
relating the engine's emission durability period. The descriptive term
indicates the useful life period for the engine's emission control
system. See your EMISSION SYSTEM WARRANTY
additional information.
Descriptive Term
Moderate 50 hours (0 ~ 80 cc)
125 hours (greater than 80 cc)
Intermediate 125 hours (0 ~ 80 cc)
250 hours (greater than 80 cc)
Extended 300 hours (0 ~ 80 cc)
500 hours (greater than 80 cc)
1000 hours (225 cc and greater)

Specifications

Features
HS720
AC Electric start
Remote chute controls
Manual chute control lever
GC190 4-stroke OHC engine
Throws snow up to 32 feet
Dimensions and Weights
Type
Length
Width
Overall height
Dry weight 88.8 lb
(40.3 kg)
Snow clearing area
(W x H)
Clearing capacity
Max. snow throwing
distance*
Continuous
operating time**
* 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.
18
(page
Applicable to Emissions
Durability Period
A AS
O
O O
O O
O O
A AS
49.6 in (1260 mm)
20.8 in (530 mm)
40.5 in (1030 mm)
93.0 lb
(42.2 kg)
19.7 x 12.0 in (500 x 306 mm)
55 US short (50 metric) tons/hour
32.8 ft (10 m)
1.0 hr
Engine Design and Performance
Model
Type
Displacement
Bore and stroke
Compression ratio
22) for
Ignition system
Starting system
Maintenance
Fuel
Engine Oil
AM
Spark Plug
Valve
O
clearance
O (cold)
* Actual amount will vary due to residual oil in the engine. Always
O
use the dipstick to confirm the actual level
AM
81.6 lb
(37 kg)
GC190
4-stroke, overhead-cam,
single-cylinder, air-cooled
11.4 cu in (187 cc)
2.71 x 1.97 in (69.0 x 50.0 mm)
8.5:1
Transistorized magneto
HS720A and AM: recoil (pull start)
HS720AS: AC electric or recoil
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
SAE 5W-30, API SJ or later
Capacity: 0.61 qt (0.58 L)*
Type: NGK - BPR5ES
Gap: 0.028 ~ 0.031 in (0.7 ~ 0.8 mm)
Intake: 0.15 ± 0.04 mm
Exhaust: 0.20 ± 0.04 mm
page 6
page 12
page 12
Shop
manual
(page 5).