WIRING DIAGRAMS
90-855347R1 JANUARY 1999 Page 2D-15
Wiring Diagram – Gauge needle to point toward slow running engine
GRY=GRAY
WHT=WHITE
BLK=BLACK
PUR=PURPLE
51107
b
c
d
a
b
c
d
a-Tachometer Starboard Engine
b-Synchronizer Gauge
c-Tachometer Port Engine
d-Synchronizer Module
Wiring Diagram – Gauge needle to point toward fast running engine
GRY=GRAY
WHT=WHITE
BLK=BLACK
PUR=PURPLE
b
c
d
51107
a
b
c
d
a-Tachometer Starboard Engine
b-Synchronizer Gauge
c-Tachometer Port Engine
d-Synchronizer Module
Maintenance
Clean gauge by washing with fresh water to remove sand and salt deposits. Wipe off with
a soft cloth moistened with water. The gauge may be scored or damaged if wiped with
abrasive material (sand, saline or detergent compounds, etc.) or washed with solvents
such as trichloroethylene, turpentine, etc.