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Gravely 812 User Manual

Gravely 812
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Will
not
start
1.
No
gasoline
or
contaminated fuel.
2.
Spark plug needs service.
3.
Poor electrical connections
or
ignition.
Operates erratically
1.
Spark plug needs service.
2.
Contaminated fuel.
3.
Clogged air filter.
4.
Poor electrical connections
or
ignition.
5.
Clogged
cooling
system.
TROUBLE SHOOTING TRANSMISSION
Clutch
"chatters" when direction
control
is
being
engaged -
and/or
clutch slips when direction con-
trol
is
fully
engaged.
1.
Gap needs adjusting.
2.
Contaminated
or
glazed clutch lining.
3.
Clutch
lining
worn
out.
4.
No
lubrication on clutch parts
or
linkage.
Poor braking
and/or
pedal bottoms.
1.
Linkage needs adjusting.
2.
Contaminated brake lining.
3.
Brake lining
worn
out.
ENGINE
Models
.............................
810 812 816S 816T 818T
Horsepower (at 3600
RPM)
...........
10
12
16 16 18
Spark Plug
.025" .030"
025"
Gap
............................
.025"
(.635 mm)
(.635 mm) (.762 mm) (.635 mm)
(.635 mm)
type (Champion
or
equivalent)
H·l0
H·l0
CJ·8
H·8
OIL
RECOMMENDATIONS
Capacity
810·812·816S
..............•........
2 U.S. Quarts (1.88 liters)
816T·818T
2V4
U.S. Quarts (2.138 liters)
Grade
API
Service
SC
Viscosity Above 0
0
F (.18
0
C)
SAE
10W·30
Below 0
0
F (.18
0
C)
SAE
5W·20
TRANSMISSION
(all models)
Oil Capacity 6
U.S.
Quarts
(570
liters)
Grade
..........•...................
SE
(API
classification)
Viscosity
SAE
10W·30
Clutch gap 040"
·060"
(102
.
152
mm)
PTO
control free travel
1/2"·
1" (12.7
to
25.4 mm)
GENERAL
(all models)
Fuel
tank capacity
5.3
US. Gallons (20
14
liters)
type
.............•..............
Fresh, regular grade leaded
or
lead·free
Tire pressure ,
12
. 18 psi front and rear
Ground speed
.,
,
,.,
0.5
to
8.5
mph (.80
to
13.60 km)
Fuse
..
, , , ,
30
amp
Battery
..
, ,
BCI
group
22F,
12
volt negative ground, 43 amp
hr.
Hydraulic fluid
..
, Type A Suffix A automatic transmission fluid
The
following
are
approximate
ground
speeds (mph)
with
the
engine
at full throttle.
FORWARD
low range
Gear 1
. 0.5 (.80 km)
2
. 0.75
(120
km)
3
.
1.1
(1.76 km)
4
.
1.7
(272
km)
high range
Gear 1
. 2.5
(40
km)
2
.
3.8
(6.08 km)
3·57
(912
km)
4
.
85
(13.60 km)
18
REVERSE
low or high range
Gear 1
·1.1
(1.76 km)
2·1.7
(2.72 km)
3 .
25
(4.0
km)
4
.
3.8
(608
km)
BrentChalmers.com

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Gravely 812 Specifications

General IconGeneral
FuelGasoline
Drive2WD
TransmissionHydrostatic
Drive Type2WD
TypeLawn Tractor

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