Yamaha 212X Boat User Manual


 
5-2
5 TROUBLE RECOVERY
** Engine speed will be limited to 3,500 rpm by the overheat warning device.
TROUBLE POSSIBLE CAUSE REMEDY PAGE
Engine runs
irregularly or
stalls
•Fuel
Empty •Refillassoonaspossible 3-2
Stale or
contaminated
•Haveservicedat
Yamaha dealer
•Fuelfilter
Water or dust
collected
•Haveservicedat
Yamaha dealer
•Sparkplug
Fouled or defective •Replace 4-7
Incorrect heat range •Replace 4-7
Gap incorrect •Adjust 4-7
•Sparkplugcap
Loose •Fitproperly 4-7
Loose electrical
connections
•Tightenorconnectproperly 4-7
Cracked, torn or
damaged
•Replace
Engine won’t run
over 3,000 rpm
•Engine
overheat**
Jet intake clogged •Clean 5-5
Cooling system
clogged
•Clean 4-1
Boat speed
too slow or
loses power
•Cavitation Jet intake clogged •Clean 5-5
•Engine
overheat**
Jet intake clogged •Clean 5-5
Cooling system
clogged
•Clean 4-1
•FuelFilter
Clogged •Haveservicedat
Yamaha dealer
•Sparkplug
Fouled or defective •Replace 4-7
Incorrect heat range •Replace 4-7
Gap incorrect •Adjust 4-7
•Sparkplugcaps Loose •Fitproperly 4-7
•Fuel
Stale or
contaminated
•Haveservicedat
Yamaha dealer