Yamaha EF1600 User Manual download pdf (Page 25)

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760-005a

760-001a

AE00423

SPARK PLUG INSPECTION

You should periodically remove and inspect the spark

plug.

1. Check for discoloration and remove the carbon.

2. Check the spark plug type and gap.

a Gap

3. Install the spark plug.

AE00431

CARBURETOR ADJUSTMENT

The carburetor is a vital part of the engine. Adjusting

should be left to a Yamaha dealer with the profession-

al knowledge, specialized data, and equipment to do

so properly.

Standard electrode color:

Tan Color

Standard Spark Plug:

BPR4ES (NGK)

Spark Plug Gap:

0.7–0.8 mm (0.028–0.031 in)

Spark Plug Torque:

20 N•m (2 kgf•m, 14 lbf•ft)

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Yamaha EF1600 User Manual Page 25