Chapter 6 TROUBLESHOOTING AND REPAIR
6 - 4
TABLE 6-1
Symptom Possible Cause Solution
Pump displays erroneous
characters on LCD
Malfunctioning LCD Perform Auxiliary LCD Test
described in this chapter. If
necessary, replace Digital
PCB/LCD assembly.
FUSE FAILURE message
Missing or unplugged battery Check for presence of
battery and ensure proper
battery connection.
Low or bad battery Run Battery Life Check in
Chapter 4. Replace battery
or recharge unit for a
minimum of 16 hours and
verify battery operation.
Fuse (F2) blown Replace I/O board.
Battery worn out Replace battery (battery
should be replaced every 16
months).
No ON CHARGE light while
connected to powered
charger
Missing or unplugged battery Check for presence of
battery and ensure proper
battery connection.
Damaged charger or charger
connector
Replace charger or I/O
board.
Fuse (F2) blown Replace I/O board.
Battery worn out Replace battery (battery
should be replaced every 16
months).
Error codes L000015
through L000023
Malfunctioning strain gauge
PCB
Replace case/mechanical
drive assembly.
Error code L000025 Motor connect P3 not
plugged in or plugged in
backwards
Ensure proper connection of
P3 motor connector.
Broken motor wire Replace case/mechanical
drive assembly.
Excess drag in mechanical
drive assembly
Replace case/mechanical
drive assembly.
Malfunctioning analog PCB Replace analog PCB.