Air Index; Specifications - Honda HRX217HZA 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

Mower Features
HRX217K4HZA Honda rotary mower, 21-inch mower deck,
self-charging electric start, Clip Director,
hydrostatic transmission, blade brake clutch,
Auto Choke System™
Dimensions and Weights
Length
Width
Overall height
Dry weight
Cutting width
Cutting heights
Engine Design and Performance
Model
Type
Displacement
Bore and stroke
Compression ratio
Ignition system
Transmission Design and Performance
Transmission Type
Mower Ground
Speed
18
(page 22) for
Applicable to Emissions
Durability Period
71.9 in (1825 mm)
23 in (585 mm)
43.9 in (1115 mm)
98 lb (44.6 kg)
21.0 in (530 mm)
3/4 ~ 4 in (20 ~ 102 mm)
GCV190
4-stroke, overhead-cam,
single-cylinder, air-cooled
11.4 cu in (187 cc)
2.71 x 1.97 in (69 x 50 mm)
8.5:1
Transistorized magneto
Hydrostatic, fluid-drive,
infinitely variable speeds
3.6 ~ 4.0 mph
(0 ~ 1.75 m/s)
Maintenance
Fuel Unleaded gasoline with a pump
octane rating of 86 or higher containing
no more than 10% ethanol by volume
Capacity: 0.25 US gal (0.93 L)
See "FUEL SYSTEM MAINTENANCE"
on page 19
Blade Bolt 36 ~ 43 ft-lb (49 ~ 59 N•m)
Torque
Engine Oil SAE 10W-30, API SJ or later
Capacity: 18.6 oz (0.55 L)
Refill amount: 12.0 ~ 13.5 oz
Spark Plug Type: NGK - BPR5ES
Gap: 0.028 ~ 0.031 in (0.7 ~ 0.8 mm)
Idle speed Adjust for proper operation.
(lever at
SLOW)
Maximum 2,950 ~ 3,100 rpm **
Governed
Speed
Valve Intake: 0.15 ± 0.04 mm
clearance
Exhaust: 0.20 ± 0.04 mm
(cold)
* Actual amount will vary due to residual oil in the engine. Always
use the dipstick to confirm the actual level
** Do not try to increase the engine speed above the maximum
governed speed; the blades could fracture and come apart.
to prevent fuel-related
problems
(0.35 ~ 0.40 L)*
1,700 ± 150 rpm
(page 6).
page 7
page 11
page 12
page 13
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