Husqvarna YTH21K46 Manual De Operario página 16

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V-BELTS
Check V-belts for deterioration and wear after 100 hours
of operation and replace if necessary. The belts are not
ad just able. Re place belts if they begin to slip from wear.
TRANSAXLE COOLING
The transmission fan and cooling fins should be kept clean
to assure proper cooling.
Do not attempt to clean fan or transmission while engine
is running or while the transmission is hot. To prevent pos -
si ble damage to seals, do not use high pressure water or
steam to clean transaxle.
Inspect cooling fan to be sure fan blades are intact and
clean.
Inspect cooling fins for dirt, grass clippings and other
materials. To prevent damage to seals, do not use com-
pressed air or high pressure sprayer to clean cooling fins.
TRANSAXLE PUMP FLUID
The transaxle was sealed at the factory and fluid main te-
nance is not required for the life of the transaxle. Should
the transaxle ever leak or require servicing, contact your
near est au tho rized ser vice center/department.
ENGINE
LUBRICATION
Only use high quality detergent oil rated with API service
classification SG-SL. Select the oil's SAE viscosity grade
according to your expected operating temperature.
SAE VISCOSITY GRADES
5W-30
-20
0
30
F
C
-20
-30
-10
TEMPERATURE RANGE ANTICIPATED BEFORE NEXT OIL CHANGE
Change the oil after every 50 hours of operation or at least
once a year if the tractor is not used for 50 hours in one year.
Check the crankcase oil level before starting the engine
and after each eight (8) hours of operation.
TO CHANGE ENGINE OIL (See Fig. 16 & 17)
Determine temperature range expected before oil change.
All oil must meet API service classification SG-SL.
Ensure tractor is on level surface.
Oil will drain more freely when warm.
Catch oil in a suitable container.
LEFT LOWER DASH COVER REMOVAL
Raise hood.
CAUTION: Remove lower dash cover carefully to ensure
cover tabs are not broken.
Slide lower dash cover up to release cover tabs from
tapered slots in lower dash and remove.
MAINTENANCE
10W30
32
40
60
80
0
10
20
30
LOWER
DASH
COVER
TABS
Remove oil fill cap/dipstick. Be careful not to allow dirt
to enter the engine when changing oil.
Remove yellow cap from end of drain valve and install
the drain tube onto the fitting.
Unlock drain valve by pushing inward and turning
coun ter clock wise.
To open, pull out on the drain valve.
CLOSED
AND
LOCKED
POSITION
YEL LOW CAP
After oil has drained completely, close and lock the
drain valve by pushing inward and turning clockwise
until the pin is in the locked position as shown.
Remove the drain tube and replace the cap onto to the
100
bottom fitting of the drain valve.
40
Refill engine with oil through oil fill dipstick tube. Pour
slowly. Do not overfill. For approximate capacity see
"PRODUCT SPECIFICATIONS" section of this man u al.
Use gauge on oil fill cap/dipstick for checking level.
For accurate reading, insert dipstick into the tube and
push down firmly into place before removing. Keep oil
up to, but not over, the "FULL " line on dipstick. Push
dipstick down firmly into the tube when finished.
ENGINE OIL FILTER
Replace the engine oil filter every season or every other oil
change if the tractor is used more than 100 hours in one
year. See engine man u al.
16
Fig. 16
OIL DRAIN VALVE
DRAIN
TUBE
Fig. 17
SLOTS

Capítulos

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