Maintenance - Murray 629909X54B Instruction Book

CUSTOMER RESPONSIBILITIES
SERVICE RECORDS
MAINTENANCE CHART
Fill in dates as you Before First Every Every Every
complete regular Each 2 5 10 25 Each Before
service. Use Hours Hours Hours Hours Season Storage
Change Engine Oil
SERVICE DATES
Check Spark Plug
Check Fuel
Check Auger Clutch Cable Adjustment
(See Cable Adjustment) _/
Lubricate Auger Shaft
(See Shear Bolt Replacement)
t Adjust after First 10 hours and then Every 25 hours of use.
MAINTENANCE
NOTE: Illustrations begin on page 2.
Use the following maintenance section to keep
your unit in good operating condition. All the
maintenance information for the engine is in the
engine manufacturer's instructions. Before you
start the engine, read this book.
_k ARNING: Before you make an in-
spection, adjustment (except
carburettor), or repair, disconnect
the wire from the spark plug.
General Recommendations
The warranty on this snow thrower does not cov-
er items that have been subjected to operator
abuse or negligence. To receive full value from
the warranty, the operator must maintain the
snow thrower as instructed in this manual.
Some adjustments must be made periodically to
properly maintain the snow thrower.
After Each Use
• Check for any loose or damaged parts.
• Tighten any loose fasteners.
• Check end maintain the auger.
• Check controls to make sure they ere
functioning properly.
• If any parts are worn or damaged, replace
immediately.
All adjustments in the Maintenance section of
this manual should be checked at least once
each season.
As Required
F-031074L
The following adjustment should be preformed
more than once each season.
1. Adjust the auger drive belt after the first 2 to
4 hours, again at mid-season, and twice
each season thereafter. See "How To Adjust
The Auger Drive Belt" in the Maintenance
section.
Lubrication
Every 10 Hours (Figure 17)
1, LubdcatetheZerkfittings (1) everyten
hours with a grease gun.
2. Each time a shear bolt is replaced, the auger
shaft must also be greased.
3. Lubricate eli pivot points.
Every 25 Hours
Chute Rotation Gear
(Figure 5) Lubricate the chute rotation gear (1)
with automotive type oil.
Items Not To Lubricate
1. All bearings end bushings ere lifetime lubri-
cated.
2. The auger gear case is lubricated at the fac-
tory and does not require additional lubrica-
tion. If for some reason the lubricant leaks
out, have the auger gear case checked by a
factory authorized service center.
How To Adjust The Height Of The Skids
(Figure 2)
This snow thrower is equipped with two height
adjustable skids (7), These skids elevate the
front of the snow thrower, For normal hard sur-
14
faces, such as a paved driveway or walk. adjust
the skids as follows.
1. Put the snow thrower on a level surface.
2. Make sure both tires are equally inflated.
The correct air pressure is 14 PSI (1 BAR) to
17 PSI (1.25 BAR). Do not exceed the maxi-
mum amount of air pressure shown on the
side of the tire.
3. Put the extra shear bolts (found in the parts
bag) under each end of the scraper bar (15)
next to the adjustable skids (7).
4. Loosen the mounting nuts (16) that hold the
adjustable skids (7). To bring the front of the
snow thrower down, raise each adjustable
skids (7). Tighten the mounting nuts (16).
NOTE: For rocky or uneven surfaces, raise
the front of the snow thrower by moving the
adjustable skids (7) down.
d_bk WARNING: Be certain to maintain
proper ground clearance for the
area to be cleared. Objects such
as gravel, rocks or other debris, if struck
by the impeller, can be thrown with suffi-
cient force to cause personal injury, prop-
erty damage or damage to the snow throw-
er.
How To Adjust
The Scraper Bar (Figure 2)
After considerable use, the scraper bar (15) will
become worn. The scraper bar (15), in con-
junction with the skids, must be adjusted to allow
1/8 inch clearance between the scraper bar
(15) and the sidewalk or area to be cleared.
1. Put the snow thrower on a level surface.
2. Make sure both tires are equally inflated.
The correct air pressure is 14 PSI (1 BAR) to
17 PSI (1.25 BAR). Do not exceed the maxi-
mum amount of air pressure shown on the
side of the tire.