Belt Maintenance
Checking the Alternator
Belt
Service Interval:
Every 100 hours
Check condition and tension of alternator belt after
every 100 hours of operation (
). Replace
belt as required. Check the tension as follows:
1.
Open the hood.
2.
Check the tension by pressing the belt midway
between the alternator and the crankshaft
pulleys with 97 N (22 lb) of force. The belt should
deflect 1.1 cm (7/16 inch). If the deflection is
incorrect, proceed to step
. If it is correct,
continue operation.
g019481
Figure 71
1.
Alternator belt
2.
Brace
3.
Loosen the bolt securing the brace to the engine
and the bolt securing the alternator to the brace.
4.
Insert a pry bar between the alternator and the
engine and pry out on the alternator.
5.
When proper tension is achieved, tighten
the alternator and brace bolts to secure the
adjustment.
6.
Tighten the locknut to secure the adjustment.
Hydraulic System
Maintenance
Hydraulic System Safety
•
Seek immediate medical attention if fluid is injected
into skin. Injected fluid must be surgically removed
within a few hours by a doctor.
•
Ensure that all hydraulic-fluid hoses and lines are
in good condition and all hydraulic connections
and fittings are tight before applying pressure to
the hydraulic system.
•
Keep your body and hands away from pinhole
leaks or nozzles that eject high-pressure hydraulic
fluid.
•
Use cardboard or paper to find hydraulic leaks.
•
Safely relieve all pressure in the hydraulic system
before performing any work on the hydraulic
system.
Checking the Hydraulic
Fluid
Service Interval:
Before each use or daily
1.
Park the machine on a level surface, lower the
cutting units, shut off the engine, engage the
parking brake, and remove the key.
2.
Clean the area around the filler neck and cap of
the hydraulic tank (
). Remove the cap
from the filler neck.
g019458
Figure 72
1.
Hydraulic tank cap
3.
Remove the dipstick from the filler neck and
wipe it with a clean rag. Insert the dipstick into
the filler neck, then remove it and check the
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