4-40
54 SEAT MISMATCH
Condition for error detection
Seat switch open during traction.
The alarm appears If the information of the seat micro does not reach both traction logic units.
Verify:
- The state of the SW2 microswitch and relay US1
- The state of the connections and wiring harnesses:
• Connector J50 pins 7 and 12
•JT pin 6
• JP pin 6
• J50 pins 1 and 2
• J25 pins 1 and 3
Reference wiring diagram page 2/7 (chapter 17, section WIRING DIAGRAMS)
55 WRONG SET BATTERY
Condition for error detection
When the key is turned ON, the logic unit checks the battery voltage and compares it with the “SET BAT-
TERY” parameter setting. If the actual value is 20% higher or lower than the nominal value, there is a
fault.
• Check on the Zapi console if the parameter SET BATTERY TYPE (ADJUSTMENT MENU) is set to
24V
• Check the status of the battery and if necessary replace it with a correct one.
56 REMOTE INPUT - UNUSED
57 BAD STEER 0-SET - UNUSED
58 STEER SENSOR KO
Condition for error detection
Alarm not used in pump configuration.
Verify:
• the presence of +Vb on pin 1 and 4 connector JP
59 FORW + BACK - UNUSED
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