Electrical system – 5000 Diagnostic and troubleshooting T-code 795
Valid from serial number 904526-
Date 2006-04-10
Order number 235568-040
Table 15: List of error codes Status LED code
Error code description
Possible cause / Hint or Solution
¤¤¤ ¤ (3+1)
TH. PROTECTION
Working temperature of transistor regulator is abnormally high or low (outside range >70°C or <10°C). Transistor regulator defect. / First determine whether truck’s operating environment and conditions are normal! Allow truck to regain a normal temperature and attempt normal use. If fault persists replace transistor regulator.
¤¤¤ ¤¤¤ (3+3)
VACC NOT OK
Problem with speed potentiometer[R1]. [L1] not in neutral position when truck switched on. Fault in potentiometer wiring or in potentiometer. Incorrect calibration values. / Check wiring to potentiometer. Check and if necessary replace potentiometer. If necessary calibrate potentiometer. See “10.10.6 Calibrating the speed potentiometer” on page 38.
¤¤¤ ¤¤¤¤¤ (3+5)
INCORRECT START
Starting sequence incorrect for travel. Emergency reverse switch [S20] operated during start. o/c in main contactor coil circuit [K10]. Tiller switch [S10] operated during start. / Check wiring to [S10] & [S20]. Adjust or replace these switches. Check wiring to [K10] coil & check or replace[K10].
¤¤¤ ¤¤¤¤¤¤ (3+6)
FORW+BACK
Conflicting travel direction order. / Check wiring to [S15] & [S16], check operation of [S15] & [S16].
¤¤¤ ¤¤¤¤¤¤¤ (3+7)
BELLY SW ERROR
No connection to emergency reverse switch [S20]. / Check wiring to [S20], Check 3K3 resistor.
¤¤¤ ¤¤¤¤¤¤¤¤ (3+8)
CHECK UP NEEDED
A scheduled service is due! Time since last service > CHECK UP HOURS. The service counter may not have been reset following the previous service visit. / Establish service requirements and situation. Perform the scheduled service and reset service counter as appropriate. See Reset service counter (CHECK UP DONE) on page 35.
¤.............¤ 32 short
BATTERY LOW
Battery charge less than 50% of nominal value. / Charge batteries.
10- 30
Service Manual
SP10, SP10S
© TIEE SARL
