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INSTALLATION & OPERATION MANUAL
L500 Series
- 39 -
Battery inspection is very important in electronically controlled engines: You must check the
battery condition regularly.
BATTERY CHECKS
• Connect the load tester clamps to the terminals
and proceed with the test as follows:
CAUTION
DO NOT LOOSEN OR DETACH BATTERY TERMINALS WHILE ENGINE IS
RUNNING. DOING SO WILL DAMAGE THE CHARGING SYSTEM AND
OTHER ELECTRONIC DEVICES.
WARNING
BATTERY MUST BE STORED AND WORKED ON IN A SAFE PLACE
AWAY FROM CHILDREN AND SOURCES OF IGNITION.
FLUID IN THE BATTERY IS A CORROSIVE ACID AND MUST BE
HANDLED WITH CARE. IF SPILLED ON ANY PART OF THE BODY,
FLUSH IMMEDIATELY WITH WATER.
LOAD TEST
① If the battery has been charged, remove the
surface charge by connecting a 300 ampere
load for 15 seconds.
② Connect the voltmeter and apply the
specified load.
③ Read the voltage after the load has been
applied for 15 seconds.
④ Disconnect the load.
⑤ Compare the voltage reading with the
minimum acceptable voltage shown in the
table. If the voltage is greater than shown in
the table, the battery is good. If the voltage is
less than shown in the table, replace the
battery.
Voltage
Temperature
18.5 V
20
°
C (70
°
F) and above
18.4 V
16
°
C (60
°
F)
18.3 V
10
°
C (50
°
F)
18.1V
4
°
C (40
°
F)
17.9 V
-1
°
C (30
°
F)
17.7 V
-7
°
C (20
°
F)
17.8 V
-12
°
C (10
°
F)
17.5 V
-18
°
C (0
°
F)