Exmark Lazer Z Operator's Manual page 53

For Exmark Mower Parts Call 606-678-9623 or 606-561-4983
PROBLEM
Will not start
Hard starting
Stops suddenly
Lacks power
Operates erratically
Knocks or pings
Skips or misfires
Backfires
Overheats
High fuel consumption
* On Kawasaki Liquid Cooled units check for dirty radiator core.
7.4 ENGINE WARNING SYSTEMS
For Kohler 26 HP EFI Units Only:
7.4.1 Electronic Control Unit Malfunction Indicator
For Kawasaki Liquid-Cooled Units S/N 370,000 and Higher Only:
7.4.2
NO IMPROPER DIRT IN
FUEL FUEL FUEL LINE
X X
X X X
X X
X X
X X
X
X X
X
X
*
The electronic control unit (ECU) continuously monitors operation of the EFI
system. If a problem or fault within the system is detected, the malfunction
indicator light (MIL) is illuminated. The MIL is the red light located on the control
console between the key switch and the throttle controls. Follow the
troubleshooting steps outlined in the Kohler engine operator's manual if the MIL is
illuminated.
Warning Buzzer: Located behind the seat on the right hand side. When the engine
is running and the buzzer emits a beep, the buzzer is warning signal the user that
the engine is overheating. Perform the following step.
1. Disengage the mower blade, and idle down the engine.
2. Look at the temperature gauge to determine if the temperature continues
to increase. If it does, turn the unit off and allow the engine and engine
components to cool.
3. Check the coolant level. If necessary, fill with coolant as described in
Section 5.1.2.
4. Remove any debris on or around the radiator that may restrict airflow.
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FAULTY
DIRTY AIR ENGINE
SPARK
FILTER OVERLOADED
PLUG
X X X
X X X
X X
X X X
X X X
X
X X
X X X
X X
X X X
- 48 -
BLOCKED INCORRECT DIRTY
FUEL OIL AIR
FILTER LEVEL SCREEN
X
X
X
X X
X
X X
X
X
X
X
X
X
X
X
INSUFFICIENT
BATTERY
CHARGE
X