MTD 770-10278 993 Operator's Manual download pdf (Page 10)

SHIFT ROD ADJUSTMENT CARBURETOR ADJUSTMENT

To adjust the shift rod, remove the cotter pin which

secures the shift rod to the shift lever. For proper ,_.

adjustment, refer to FINAL ADJUSTMENTS on page

SKID SHOE ADJUSTMENT

The space between the shave plate and the ground

can be adjusted. Refer to Skid Shoe Adjustment

(See Figure 8) on page 6.

WARNING: If any adjustments are

made to the engine while the engine is

running (e.g. carburetor), keep clear of

all moving parts. Be careful of heated

surfaces and mufflers.

Minor carburetor adjustment may be required to

compensate for differences in fuel, temperature,

altitude and load.

Refer to the separate engine manual packed with

your unit for carburetor adjustment information.

NOTE: Failure to comply with suggested

maintenance and lubrication specifications on pages

10 and 11 will void warranty.

SECTION 8: LUBRICATION

WHEELS

Oil or spray lubricant into bearings at wheels at least

once a season. Remove wheels, clean and coat

axles with a multi-purpose automotive grease. See

Figure 15.

CHAINS AND SHIFTING MECHANISM

Remove lower cover. Oil all chains, sprockets,

bearings, the hexagonal shaft, round shaft, and

shifting mechanism at least once a season. Use

engine oil or a spray lubricant. Avoid getting oil on

rubber friction wheel and aluminum drive plate.

CHUTE DIRECTIONAL CONTROL WORM

The worm gear on the chute directional crank should

be greased with multi-purpose automotive grease.

IMPELLER PULLEY

The impeller pulley should be lubricated once a

season. Refer to exploded view of parts, found in the

back of the book, for correct location.

AUGER SHAFT

Remove auger bolts on auger shaft, see Figure 16.

Oil or spray lubricant inside shaft.

ENGINE

Refer to engine manual for engine lubrication

instructions.

HEX SHAFT

Lubricate the hex shaft with a good all-weather multi-

purpose light grease at least once a season or after

every 25 hours of operation (available from an

authorized service dealer or an automotive store.)

See Figure 15.

If for any reason your transmission was

disassembled and the auger cable disconnected,

make sure when reassembling to pass the cable

above the hex shaft before reconnecting to the

auger actuator bracket.

WARNING: When following instruc-

tions in separate engine manual for

draining oil, be sure to protect frame to

avoid oil dripping onto transmission

parts.

Tri(

Cables

Auger

Actuator

Bracket

Hex Nut

and

Shift Arm

Drive

Actuator

Bracket

Shaft

Friction

Wheel

Figure 15 Viewed from the underside of snow

thrower

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 23 24

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MTD 770-10278 993 Operator's Manual Page 10

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