Westerbeke BCG4.0KW Operator's Manual page 82

Spark Plugs
To service the spark plugs, clean, gap or
replace the plugs as needed.
CAUTION
DO NOT remove the spark plugs while
the engine is hot. Allow the engine to
cool before removing the spark plugs.
Spark plug gap: 0.028 - 0.036 inches
(0.7 - 0.9 mm)
Spark plug torque:
BCG 4.0KW 13.1 - 17.4 Ib-ft
(1.8 - 2.4 kg-m)
BCG 6.5KW 10.8 - 15.9 Ib-ft
(1.5 - 2.2 kg-m)
Check each plug for damage and/or wear.
WEAR AND ADHESION OF CARBON
PlUG GRP
BURNT
CONDITION
DRMRGE AND
DETERIORATION
DAMAGE
NOTE: Loc-tite "Anti-Seize" applied to the threaded portion of the spark plugs will retard cor-
rosion, making future removal of the spark plugs easier.
79 Westerbeke Generators