Monterey Boats 350 Sport Yacht, Owner'S Manual

Page: 190 / 196

350 SPORT YACHT
190
PROBLEM CAUSE AND SOLUTION
TROUBLESHOOTING
GUIDE
ACCESSORY PROBLEMS
The air conditioner runs for a short time & then cuts out.
The carbon monoxide detector sounds the alarm when the
engines are running.
The fresh water pump runs, but will not pump water.
The freshwater pump breaker is on, but the pump fails to
run.
The fresh water pump fails to turn off after all outlets are
closed.
• The air conditioner pump sea strainer is clogged. Clean the
strainer.
• The raw water supply thru-hull valve is closed. Open the
valve.
• The raw water system is air-bound. Make sure the thru hull
valve is open and run the boat above 15 m.p.h. The speed
scoop on the thru hull fitting will force the air lock out of
the system.
• The air conditioner raw water pump is not pumping and
needs to be repaired or replaced.
• The canvas curtains are up and none of the forward facing
vents are open, allowing carbon monoxide to accumulate
in the cockpit and cabin. Open the deck hatch, windshield
vents and side curtains to provide proper ventilation.
• The carbon monoxide detector is defective and needs to be
calibrated by the manufacturer or replaced. Have the boat
checked by a professional before condemning the CO moni-
tor.
• The water tank is empty. Fill the tank.
• The in-line strainer for the pump is clogged. Clean the
strainer.
• The intake hose is damaged and sucking air. Replace or
repair the hose.
• The pump is defective. Repair or replace the pump.
• There is a loose or corroded wiring connection. Find and
repair the bad connection
• The fuse or circuit breaker supplying current to the pump is
blown or defective. Reset or repair fuse or breaker.
• The thermal breaker on the pump is tripped. Repair or replace
pump.
• The pressure switch on the pump has failed. Replace the
pressure switch.
• The pump is defective. Repair or replace the pump.
• There is a leak in a pressure line or outlet. Repair the leak.
• There is an air leak in the intake line. Repair the air leak.
• The pressure switch is defective. Replace the pressure
switch.
• The voltage to the pump is low. Check for corroded or loose
wiring connections or low battery.
• The strainer is clogged. Clean strainer.
• The pump is defective. Repair or replace the pump.