Use and Care Manual

X7502341200 31

PE-2620 MAINTENANCE

ENGLISH

Exhaust Port Cleaning

Level 2.

1. Remove spark plug lead

from spark plug, and

remove muffler cover.

2. Place piston at top dead

center. Remove muffler (A)

and heat shield (B).

3. Use a wood or plastic

scraping tool to clean

deposits from cylinder

exhaust port.

Never use a metal tool to scrape carbon from the exhaust port. Do not

scratch the cylinder or piston when cleaning the exhaust port. Do not

allow carbon particles to enter the cylinder.

4. Inspect heat shield, and

replace if damaged.

5. Install heat shield and muffler.

6. Tighten muffler mounting bolts

(or nuts) to 90-110 kgf•cm

(80-95 in•lbf).

7. Install muffler cover and attach

spark plug lead.

8. Start engine, and warm to

operating temperature.

9. Stop engine, and re-tighten

mounting bolts (or nuts) to specifications.

Carburetor Adjustment

Level 2.

Engine Break-In

New engines must be operated a minimum duration of two tanks of fuel break-in

before carburetor adjustments can be made. During the break-in period your

engine performance will increase and exhaust emissions will stabilize. Idle

speed can be adjusted as required.

Parts Required: As needed: Heat Shield