MTD 190-491 Specifications download pdf (Page 11)

FIGURE 13.mBottom View

If the clearance is not correct, make the necessary

change with adjustment nut. See figure 14.

Brake

Adj4

Nut

LUBRICATION

WARNING: Always stop engine and dis-

connect spark plug wire before cleaning,

lubricating or doing any kind of work on

lawn tractor.

STEERING GEARS

Lubricate teeth of steering gears with automotive

multi-purpose grease after every 25 hours of opera-

tion or once a season. See figure 15.

STEERING SHAFT

Lubricate steering shaft at least once a season with

light oil.

Feeler

\ Gauge

FIGURE 14.

CARBURETORADJUSTMENTS

WARNING: If any adjustments are made

to the engine while the engine is running

(e.g. carburetor), disengage all clutches

and blades. Keep clear of all moving

parts. Be careful of heated surfaces and

muffler.

Minor carburetor adjustments may be required to

compensate for differences in fuel, temperature,

altitude and load. Refer to separate engine manual

for carburetor adjustment information.

NOTE: A dirty air cleaner will cause an engine to run

rough. Be certain air cleaner is clean and attached to

the carburetor before adjusting carburetor.

Steering Gears

FIGURE 15.

HYDROSTATICTRANSMISSION

The hydrostatic transmission is filled at the factory

and does not require checking. If repairs are needed,

contact your local service dealer. (Hydrostatic trans-

mission contains approximately 2.5 quarts of SAE

20W50 oil.)

LINKAGE

Once a season lubricate all the pivot points on the

clutch, brake and lift linkage with SAE 30 engine oil.

WHEELS

The front wheels are provided with grease fittings.

The rear wheels must be removed from the axle for

lubrication. Lubricate at least once a season with

automotive multi-purpose grease.

PIVOT POINTS

Lubricate all pivot points with light oil at least once a

season.

BALLJOINTS

The ball joints and drag link ends are permanently

lubricated.

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MTD 190-491 Specifications Page 11

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