18
!
Warning
Do not direct a jet of water under pressure at
bearings, suspension parts, muffler, air filter or
electrical parts. Water can wash out the lubricant
from the bearings and damage other parts.
8.14 Routine maintenance
Maintenance of the Snowdog should be carried out with
Snowdog dealers. For a list of Snowdog authorized service
dealers, visit www.snowdog.com
We recommend addressing any Briggs & Stratton authorized
service dealer for all maintenance work on the engine and
engine components. For a list of Briggs & Stratton authorized
service dealers, visit www.briggsandstratton.com.
!
Warning
Engine maintenance should be carried out
in accordance with Briggs & Stratton engine
user’s manual. All the information on engine
maintenance contained in the manual serves as
guidelines. If the maintenance instructions in this
Snowdog owner’s manual are different from those
in the Briggs & Stratton engine user’s manual,
follow the instruction specified in the latter.
Maintenance intervals specified in this manual
are valid for the Snowdog operation in normal
conditions.
When operating under severe conditions the
maintenance should be carried out more often.
Heavy duty operating conditions include:
• Moving on deep loose snow (more than 16 inches in
depth);
•
Moving at temperature below -13 and above 50 °F
(-25 °С and above +10 °С);
•
Moving on wet snow and on snow containing water;
•
Moving on surfaces flooded by water;
•
Moving on rocky terrain;
• Moving on snow crust which cannot withstand the
weight of the Snowdog and sled;
•
Participation in races and competitions;
•
Prolonged moving at low speed, “tightly strained”;
•
Moving with a towed load more than 330 lb (150 kg);
•
Moving on hard-surfaced roads;
•
Moving in mud;
•
Moving on the sand;
•
Prolonged moving uphill, downhill, or on slopes;
•
Short trips with frequent stops;
• Prolonged idling of the engine.
8.14.1 After the first 5 hours of Snowdog operation
1. Change the engine oil.
8.14.2 Every 8 hours of Snowdog operation or daily
1. Check the engine oil level.
2. Clean the area around the muffler and the controls.
3. Clean the air intake grilles.
8.14.3 After the first 20 hours of Snowdog operation
but no later than in 1 month
1. Clean or change the air filter.
2. Lubricate the throttle and parking brake cables with
silicon oil.
3. Lubricate the chain.
4. Adjust free movement of the throttle and parking
brake levers.
5. Adjust the chain tension.
6. Check the transmission bearings.
7. Check all the screws fastening bogies, bearings and
chain sprockets for tightness.
8. Check the reverse gearbox shift mechanism
(if available).
8.14.4 Maintenance every 50 hours of operation, but
not less than once a year
1. Change the engine oil.
2. Clean or change the air filter.
3. Change the spark plug.
4. Lubricate the throttle and parking brake cables with
silicon oil.
5. Lubricate the chain.
6. Check the transmission bearings.
7. Adjust free movement of the throttle and parking
brake levers.
8. Adjust the chain tension.
9. Check all the screws fastening bogies, bearings and
chain sprockets for tightness.
8.15 Snowdog maintenance table
B
ef
or
e e
ac
h t
ri
p o
r e
ve
ry 8 h
ou
rs o
f r
un
ni
ng
A
ft
er
eac
h tr
ip
A
ft
er t
he f
ir
st 5 h
ou
rs o
f o
pe
ra
ti
on
A
ft
er t
he f
ir
st 2
0 h
ou
rs o
f o
pe
ra
ti
on o
r e
ve
ry m
on
th
*
Ev
er
y 5
0 h
ou
rs o
f o
pe
ra
ti
on o
r e
ve
ry y
ea
r*
Un
de
r s
ev
er
e o
pe
ra
tio
n c
on
ditio
n
s
Pr
ep
ara
ti
on f
or t
ra
n
sp
or
ta
ti
on
M
ain
te
nan
ce
af
te
r t
ran
sp
or
ta
ti
on
Pr
ep
ara
ti
on f
or l
on
g s
to
ra
ge
D
ur
in
g l
on
g s
to
ra
ge
Co
mm
is
si
on
in
g af
te
r l
on
g s
to
ra
ge
Engine oil
I
R
R
Fuel
I
I I I
R
Process fluids
leakage
I I
I I
I
Throttle lever
I
A A
Parking control lever
movement
I
A A
Fuel lock
I
I I
I I I
Electric starter
operation
I
I I
Manual starter
operation
I
I I I
Engine idling
I
I I I
Engine response
to throttle lever
position
I
I I
