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Brake adjustment, A warning, Battery charging – Craftsman 107.289920 User Manual

Page 32: Engine adjustments

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BRAKE ADJUSTMENT

1. Stop the unit, set the ground speed levers to

START/PARK positions, set the parking brake lever to

the ENGAGE position, turn the ignition OFF, and wait
for all moving parts to stop. Remove the key.

2. Set both transmission release levers to the PUSH

position. (Refer to “Pushing the Rider by Hand”.)

3. Push the rider forward to make sure both transmis­

sion brakes are fully engaged and both rear wheels

are locked in the stationary position (no rotation).

4. Locate the brake rod (A, Figure 38) and adjustment

nut (B).

5. Measure the parking brake spring. Its compressed

length, with the parking brake lever in the ENGAGE

position, should be 3-1/2” (8,89 cm). Adjust the spring

length by turning the adjustment nut (B), if necessary.

A WARNING

Corrosion hazard.

Batteries contain acid. Always keep the
battery upright and do not spill the

electrolyte. Avoid contact with skin and
eyes.

Explosion hazard.

Changing the battery produces explosive
hydrogen gas. Only charge the battery in a

well ventilated area, away from any ignition
source such as a water heater, electric

motor, or a lit cigarette.

Wear Protective Equipment

Always wear gloves and safety glasses
when handling the battery and battery
cables.

BATTERY CHARGING

A dead battery or one too weak to start the engine may

be the result of a defect in the charging system or other
electrical component. If there is any doubt about the

cause of the problem, contact your local dealer. If you

need to replace the battery, follow the steps under

Cleaning the Battery & Cables in the Regular

Maintenance Section.

Figure 38. Brake Adjustment

A. Brake Rod

B. Adjustment Nut

C. Return Spring (Removed for Illustration Only)

D. Return Spring Hole

To charge the battery, follow the instructions provided by
the battery charger manufacturer as well as all warnings

included in the safety rules sections of this book. Charge

the battery until fully charged (until the specific gravity of
the electrolyte is 1.250 or higher and the electrolyte tem­

perature is at least 60° F). Do not charge at a rate higher

than 10 amps.

ENGINE ADJUSTMENTS

The engine is designed to deliver the correct perform­
ance under all operating conditions. Any adjustments

must be performed by a Sears or other qualified service

dealer.

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