Cub Cadet 18M Manuale Utente

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5
Maintaining 
Your Lawn 
Mower
WARNING
Always stop engine, 
disconnect spark 
plug, and ground 
against engine before 
performing any type 
of maintenance on 
your machine.
IMPORTANT: Do not 
use a pressure washer 
or garden hose to 
clean your unit. These 
may cause damage to 
electric components, 
spindles, pulleys, bear-
ings, or the engine. The 
use of water will result 
in shortened life and 
reduce serviceability.
General Recommendations
•  Always observe safety rules when performing  
any maintenance.
•  The warranty on this lawn mower does not cover 
items that have been subjected to operator abuse 
or negligence. To receive full value from warranty, 
operator must maintain the lawn mower as  
instructed here. 
•  Changing of engine-governed speed will void  
engine warranty. 
•  All adjustments should be checked at least once 
each season. 
•  Periodically check all fasteners and make sure these 
are tight.
WARNING: Always stop engine, discon-
nect spark plug, and ground against 
engine before performing any type of 
maintenance on your machine.
Lubrication
1.  Lubricate pivot points on the blade control at least 
once a season with light oil. The blade control must 
operate freely in both directions. See Figure 5-1.
2.  Lubricate the wheels at least once a season with 
light oil (or motor oil). If wheels are removed for any 
reason, lubricate surface of the pivot arm and inner 
surface of the wheel with light oil. See Figure 5-1.
3.  Lubricate the torsion spring and pivot point on the rear 
discharge door and side mulch plug periodically with 
light oil to prevent rust. See Figure 5-1.
Deck Care
Clean underside of the mower deck after each use to 
prevent build-up of grass clippings or other debris. Follow 
steps below for this job.
1.  Disconnect spark plug wire. Drain gasoline from lawn 
mower or place a piece of plastic under the gas cap.
2.  Tip mower so that it rests on the housing. Keep the 
side with the air cleaner facing up. Hold mower firmly.
WARNING: Never tip the mower more 
than 90º in any direction and do not 
leave the mower tipped for any length of 
time. Oil can drain into the upper part of the engine 
causing a starting problem.
3.  Scrape and clean the underside of the deck with a 
suitable tool. Do not spray with water. 
4.  Put the mower back on its wheels on the ground. If 
you had put plastic under the gas cap earlier, make 
sure to remove it now.
Engine Care
NOTE: Refer to the engine operation and maintenance 
sections in this manual for detailed instructions.
•  Maintain oil level.
•  Service air cleaner every 25 hours under normal 
conditions. Clean every few hours under extremely 
dusty conditions.
•  Clean spark plug and reset the gap once a season.
•  Clean engine regularly with a cloth or brush. Keep the 
cooling system (blower housing area) clean to permit 
proper air circulation. Remove all grass, dirt, and 
combustible debris from muffler area.
Replacing Rear Flap 
1.  To remove rear flap, lift rear door, and press flap in on 
either side to remove from hole. See Figure 5-2. 
2.  Remove flap from opposite hole and replace with new 
flap in the opposite order and manner of removal.
Figure 5-1: Areas to lubricate on mower.
Figure 5-2: Remove rear flap.
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