Beaver Contessa - Engine No Start - Flow Chart

ELECTRICAL SYSTEMS - CHASSIS — 9
196
20 08 CONTESSA
ENGINE “NO START” - FLOW CHART
NO TRANSMISSION SHIFT INDICATOR
ENGINE WON’T START FLOW CHART
BATTERY
CHECK 10 AMP FUSE AT
ENGINE BATTERY
FUSE OK STILL NO LIGHT
CHECK CONNECTION AT
VEHICLE INTERFACE RELAYS
NO TRANSMISSION
INDICATOR LIGHT
ENGINE WILL NOT CRANK
CALL ALLISON
FUSE OR
CONNECTION
BAD
ENGINE CRANKS NORMAL BUT WILL
NOT START
CHECK FOR FUEL IN THE TANK FILL
FUEL TANK
TANK IS FULL. NO FUEL TO ENGINE.
CHECK FOR LOOSE FITTINGS OR
CLOGGED FILTER
NO START
ENGINE WILL NOT CRANK
BUT HAS SHIFTER LIGHT
CHECK ENGINE BATTERY
VOLTAGE. CHARGE OR
REPLACE BATTERY.
GOOD BATTERY
ENGINE WILL NOT WORK
IGNITION SIGNAL TO START
RELAY IN REAR RUN BOX OK
NO MAIN POWER TO START
RELAY
(NEU SAFETY)
CALL ENGINE
MANUFACTURER
NO START
TRY BATT BOOST OR
CRANKING ENGINE FROM
REAR START BOX
STILL WILL NOT CRANK
TRY STARTING THE
GENERATOR OR MAIN
ENGINE WITH THE BATT
BOOST SWITCH
GENERATOR STARTS
LEAVE RUN 30 MIN. USE
BATT BOOST TO START MAIN
ENGINE
NO START