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Chapter 4
240 VOLT MAIN PANEL BREAKER DESCRIPTION (TYPICAL)
Battery Charger- This 30 amp breaker controls the bat-
tery charger located in the engine room (bilge). It is rec-
ommended that when leaving the yacht for extended pe-
riods this breaker be left energized in order to keep the
ship’s batteries in a charged condition.
Fwd. Air Cond- This 30 amp breaker controls the for-
ward air conditioning unit.
Aft Air Cond- This 30 amp breaker controls the air con-
ditioning unit.
A/C Pump- This 15 amp breaker controls the air con-
ditioning pump located in the engine room (bilge). This
pump supplies water to the forward air conditioning unit
and the aft air conditioning unit along with the “cool
cockpit” unit if installed.
Cool Cockpit- This 30 amp breaker controls the air con-
ditioning unit.
Note: Some of the listed equipment may be optional.
TYPICAL AC WIRE USAGE
GAUGE FUNCTION
6/4 Romex Boat Cable Generator Output
6/4 Romex Boat Cable 50 Amp Service
10/3 Romex Boat Cable 30 Amp Service
10/3 Romex Boat Cable A/C Main Power Supply
10/3 Romex Boat Cable Stove Power Supply
14/3 Romex Boat Cable A/C Pump, Power Pump
Relay
14/3 Romex Boat Cable Receptacles, Microwave,
Water Heater, Refrigera-
tor, Ice maker, Central
Vacuum System
TO PREVENT POSSIBLE ELECTRICAL
SYSTEM DAMAGE OR FIRE
DO NOT TRY TO ACTIVATE
SHORE POWER MAIN BREAKERS
IF REVERSE POLARITY LIGHT IS
DISPLAYED.
240 Volt Leg
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