Exmark Laser Z XS Operator's Manual page 27

For Exmark Mower Parts Call 606-678-9623 or 606-561-4983
4.1.4 Clean engine cooling system:
4.1.5
a) Check the voltage of the battery with a digital voltmeter. Locate the voltage
reading of the battery in the table below and charge the battery for the
recommended time interval to bring the charge up to a full charge of 12.6 volts
or greater.
IMPORTANT: Make sure the negative battery cables are disconnected
and the battery charger used for charging the battery has an output of 16
volts and 7 amps or less to avoid damaging the battery (see chart below for
recommended charger settings).
Voltage Percent
Reading Charge
12.6 or greater 100%
12.4 – 12.6 75 – 100%
12.2 – 12.4 50 – 75%
12.0 – 12.2 25 – 50%
11.7 – 12.0 0 – 25%
11.7 or less 0%
Service Interval: Daily or more often in dry conditions
POTENTIAL HAZARD
♦ Excessive debris and damaged or missing rubber
seals can cause the engine to overheat.
WHAT CAN HAPPEN
♦ Overheating the engine may cause severe damage.
HOW TO AVOID THE HAZARD
♦ Clean debris from radiator screen and core daily.
a) Stop engine, wait for all moving parts to stop, and remove key.
b) Wipe debris from screen in engine cover. Rotate engine cover forward and
wipe debris from radiator core as required. Inspect seals in engine cover
and replace as necessary.
Clean grass build-up under deck.
Service Interval: Daily
a) Stop engine, wait for all moving parts to stop, and remove key.
b) Raise deck to the transport (5" (12.7 cm) cutting height) position. Lift the
front of unit and support unit using jack stands or equivalent support.
POTENTIAL HAZARD
♦ Raising the mower deck for service or maintenance
relying solely on mechanical or hydraulic jacks could be
dangerous.
WHAT CAN HAPPEN
♦ The mechanical or hydraulic jacks may not be enough
support or may malfunction allowing the unit to fall, which
could cause injury.
HOW TO AVOID THE HAZARD
♦ DO NOT rely solely on mechanical or hydraulic jacks for
support. Use adequate jack stands or equivalent support.
c) Clean out any grass build-up from underside of deck and in discharge chute.
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Maximum
Charger Settings
16 volts/7 amps
16 volts/7 amps
16 volts/7 amps
14.4 volts/4 amps
14.4 volts/4 amps
14.4 volts/2 amps
CAUTION
CAUTION
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Charging Interval
No Charging Required
30 Minutes
1 Hour
2 Hours
3 Hours
6 Hours or More