McCulloch MAC GB 275 Maintenance, Starting A Warm Engine, Check For Loose Fasteners And Parts

STARTING A COLD ENGINE (or a warm engine after running out of fuel)

1.Slowly press the primer bulb 6 times.

2.Move throttle lever to the START position.

3.Move choke lever to the FULL CHOKE position.

Primer Bulb

Throttle Lever

Fuel Cap

Choke

Lever

4.Pull starter rope sharply until engine at- tempts to run, but no more than 5 pulls.

5.Move choke lever to HALF CHOKE posi- tion. Pull starter rope sharply until engine runs.

NOTE: If engine has not started after 5 pulls, repeat all of the above steps.

6.After a 10 second warm-up, move the choke lever to the RUN position.

NOTE: The engine speed can be adjusted by moving the throttle lever to the left for low speed or right for high speed.

Throttle Lever

7. To stop engine, move the throttle lever to

the STOP position and hold until engine stops running.

NOTE: If engine does not stop, move choke lever to FULL CHOKE.

STARTING A WARM ENGINE

1.Move throttle lever to the START position.

2.Move the choke lever to the HALF CHOKE position.

3.Pull starter handle sharply until engine runs.

NOTE: If engine does not run after 5 pulls, re- peat STARTING A COLD ENGINE procedure.

4.After a 10 second warm-up, move the choke lever to the RUN position.

DIFFICULT STARTING (or starting a flooded engine)

Flooded engines can be started by placing the choke lever in the RUN position and the throttle lever in the START position; then, pull the start- er handle sharply to clear the engine of excess fuel. This could require pulling the starter handle many times depending on how badly the unit is flooded. If the unit still does not start, refer to

TROUBLESHOOTING TABLE.

MAINTENANCE

WARNING: Avoid touching muffler unless engine and muffler are cold. A hot muf- fler can cause serious burns.

WARNING: Disconnect the spark plug before performing maintenance except for carburetor adjustments.

CHECK FOR LOOSE

FASTENERS AND PARTS

SSpark Plug Boot S Air Filter

S Housing Screws

CHECK FOR DAMAGED OR WORN PARTS

Contact an authorized service dealer for re- placement of damaged or worn parts.

SThrottle Lever. Ensure throttle lever func- tions properly by moving the throttle lever to

the STOP position and holding until en- gine stops running; then restart engine and continue.

S Fuel Tank. Discontinue use of unit if fuel tank is damaged or leaks.

INSPECT AND CLEAN UNIT & LABELS

SAfter each use, inspect complete unit for loose or damaged parts. Clean the unit and

decals using a damp cloth with a mild deter- gent.

SWipe off unit with a clean dry cloth.

CLEAN AIR FILTER

Air Filter Cover

Air Filter

Button

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