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DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
TRACTION
STATUS CODE
Battery voltage is too high at initial key
-16
switch closure.
MEMORY RECALL
NO
SYMPTOM
Control will not operate.
Circuits valid
for
POSSIBLE CAUSE
Discharged battery
Traction
•=Check battery voltage to confirm that it is a
Controller
minimum of 68.3 volts. Charge battery, if
required.
Battery overcharged or incorrect battery used.
•=Check each battery cell for proper voltage
(maximum 2.4 volts per cell). If voltage is
excessive, check battery charger for proper
output voltage.
Incorrect control card adjustment.
•=Check Function 15 for proper adjustment for
battery being used. See Handset instruction
sheet for details. Adjust to proper settings.
Check "maximum" battery volts at P1 & NEG.
TRACTION
STATUS CODE
Accelerator voltage is too high.
-21
MEMORY RECALL
NO
SYMPTOM
Control will not operate.
Circuits valid
for
POSSIBLE CAUSE
Traction
Accelerator input is mis-adjusted or
Controller
defective.
DESCRIPTION OF STATUS
CORRECTIVE ACTIONS
DESCRIPTION OF STATUS
CORRECTIVE ACTIONS
Input voltage at P7 should be less than
4.5 volts after initial key switch closure.
Open wire exists between potentiometer
negative and P8.
Open wire exists between P7 and
potentiometer wiper.
CAUSE OF STATUS INDICATION
This status code will be displayed when the
battery volts are greater than 86 volts at initial
key switch on.
TROUBLE-SHOOTING DIAGRAM
FU3
+
-
CAUSE OF STATUS INDICATION
This status code will be displayed when the
accelerator voltage at P7 is greater than 4.5
volts.
TROUBLE-SHOOTING DIAGRAM
CHARGER
KEY
SWITCH *
SWITCH
DIRECTIONAL
*
SWITCH *
P1
P2
P3
PLUG (23 PIN)
P15 P14 P16
P7
Page 20
KEY
CHARGER SWITCH
SWITCH
P1
P2
NEG
*
L
P4
P5
P11 P10
P9
P8
P13
P6
P21
July 2002
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