Craftsman 20242 Manual De Usuario

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19
SERVICE AND MAINTENANCE
NOTE: This Operator’s Manual covers several models. Tractor features may vary by 
model. Not all features in this manual are applicable to all tractor models and the 
tractor depicted may differ from yours.
 WARNING
Before performing any maintenance or repairs, disengage the PTO, set the 
parking brake, stop the engine and remove the key to prevent unintended 
starting.
Battery
 WARNING
California Proposition 65 Warning! Battery posts, terminals, and related 
accessories contain lead and lead compounds, chemicals known to the 
State of California to cause cancer and reproductive harm. Wash hands 
after handling.
The battery is sealed and is maintenance-free. Acid levels cannot be checked and 
fluid can not be added.
• 
Always keep the battery cables and terminals clean and free of corrosive build-up.
• 
After cleaning the battery and terminals, apply a light coat of petroleum jelly 
or grease to both terminals.
 CAUTION
 If removing the battery for cleaning, disconnect the NEGATIVE (Black) wire 
from it’s terminal first, followed by the POSITIVE (Red) wire. When re-
installing the battery, always connect the POSITIVE (Red) wire its terminal 
first, followed by the NEGATIVE (Black) wire. Be certain that the wires are 
connected to the correct terminals; reversing them could result in serious 
damage to your engine’s alternating system. 
Engine
Refer to the Engine Operator’s Manual for all engine maintenance procedures and 
instructions for checking and adding oil. See the Changing the Engine Oil section 
below for oil changing procedures and instructions.
NOTE: If the “LOW OIL” text appears immediately after the engine is started 
the oil pressure may be low. This is normal. If the low oil indication persists 
stop the tractor immediately and check the engine oil level as instructed in 
the Engine Operator’s Manual.
NOTE: The “Low Oil” function only works if the engine is equipped with an 
oil pressure switch. 
Changing the Engine Oil
 WARNING
If the engine has been recently run, the engine, muffler and surrounding 
metal surfaces will be hot and can cause burns to the skin.  Exercise caution 
to avoid burns.
To complete an oil change, proceed as follows:
1. 
Run the engine for a short time to warm the engine oil. The oil will flow more 
freely and carry away more impurities. Use care to avoid burns from hot oil.
2. 
Locate the oil drain hose on the left side of the engine.
3. 
Place an appropriate oil collection container with at least a 2.5 quart capacity 
below the opening of the oil drain tube, to collect the used oil. Remove the 
oil fill cap/dipstick from the oil fill tube.
4. 
Remove the oil drain hose from the clip on the left side of the frame. See 
Figure 15.
Figure 15
5. 
Remove the oil drain hose plug from the end of the hose. See Figure 15. Drain 
the engine oil into the collection container.
6. 
After draining the oil, wipe any residual oil from the oil drain hose. Replace 
the plug on the drain hose and fully tighten. Replace the oil drain hose into 
the clip and snap the clip to secure.
7. 
Replace the oil filter, and refill the engine with new oil as instructed in the 
engine operator’s manual.
NOTE: Place an absorbent towel beneath the oil filter to keep oil off the 
clutch.
8. 
To refill the oil, re-install the plug at the end of the tube and refer to the 
engine operator’s manual for refilling instructions, oil type and amount.
NOTE : Maintenance, repair, or replacement of the emission control devices 
and systems which are being done at owner’s expense may be performed 
by any engine repair establishment or individual. Warranty repairs must be 
performed by an authorized dealer.
Hydrostatic Transmission
The hydrostatic transmission is sealed at the factory and is maintenance-free. The 
fluid level cannot be checked and the fluid cannot be changed.
Hydrostatic Neutral Adjustment
If the tractor creeps forward or rearward when neither the forward nor reverse 
pedal is depressed,  contact your authorized dealer to have the neutral setting 
properly adjusted.