MAINTENANCE PROCEDURES
AB18EJ&18HJ Maintenance Manual 5-25 © Oct 2020
NOTICE
After the battery is fully charged, wear protective
gloves for inspection.
Ensure the connection of the battery cable is not
corroded.
Ensure the battery is firmly in place and the cable
wiring is fastened.
NOTE: Add wiring end protectors and antiseptic
sealants to help eliminate corrosion of the battery
terminals and cables.
NOTE: Be sure to fully charge the battery before
testing.
There are three types of batteries: lead-acid battery,
lead-acid maintenance-free battery and lithium battery.
Lithium battery and lead-acid maintenance-free
batteryare maintenance-free batteries.
INSPECT THE LEAD-ACID BATTERIES
• Wear protective clothing and goggles properly.
• Ensure that the connections of battery cable are not
corroded.
• Ensure that the battery is installed properly and the
cable connections are tight.
• Open the vent caps and test the density of the
electrolyte of individual battery cells with a liquid
density tester.
Result: Replace the battery if the electrolyte density
of any battery cell is below 1.026.
• Inspect the electrolyte level. Add distilled water if the
level is low. Do not overflow.
• Install the vent caps
• Connect the battery charger cable to the correct
post on the battery (red to positive, black to
negative).
• Connect the charging plug to 220V socket.
Result: The battery should be recharged normally,
and the charge indicator should illuminate.
INSPECT THE MAINTENANCE-FREE
BATTERIES
• Wear protective clothing and goggles properly.
• Ensure that the connections of the battery cable are
not corroded.
• Ensure that the battery is installed properly and the
cable is connected tightly.
• Connect the battery charger cable to the correct
post on the battery (red to positive, black to
negative).
• Connect the charging plug to 220V socket.
Result: The battery should be recharged normally,
and the charge indicator should illuminate
B-20 Test Oscillating Outriggers and
Inspect Oscillating Multi-way Valve Tie
Rod
TIPPING HAZARD
To perform this test, the machine
must be in stowed position.
1. Inspect the tie rod of multi-way valve is properly
secured before machine startup.
2. Start the machine at the platform controller.
3. Drive the machine to allow the right steer wheel
upon the kerb or a block with thickness of 12cm (4.7
in).
4. The other 3 wheels of the machine should come in
close contact with the ground.
5. Drive the machine to allow the left steer wheel upon
the kerb or a block with thickness of 12cm (4.7 in).
6. The other 3 wheels of the machine should come in
close contact with the ground.
7. Drive the machine to allow the both steer wheels
upon the kerb or a block with thickness of 12cm (4.7
in).
8. The non-steer wheels of the machine should come
in close contact with the ground.
B-21 Test Drive Speed
Diesel mode (AB18HJ only)
1. Turn the Ground/Platform select switch on the
ground controller to the platform position.
2. Pull out the emergency stop buttons on both the
ground and platform controllers to the ON position.
3. Select the diesel drive mode.
4. Move the engine start switch on the platform
controller.
5. Move the drive high/low speed select switch on the
platform controller to select the drive high speed.
6. Depress the footswitch.
7. Slowly push forward the drive/steer joystick to the
full drive speed.
8. The test results are shown in Table 5-12 , page 5-
26.
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