© Ernst Nagel GmbH 2S Trimmer Service Manual en.doc Rev.1.0. 20.07.2011
70
Contents
5. Troubleshooting
(continued)
5.3 Fault Code Solutions
(continued)
STR 055
ENC5 Faulty
•
Go
to
STR 013 – Motor5 Pulse Timeout
STR 056
ENC6 Faulty
•
Go
to
STR 017 – Motor6 Pulse Timeout
STR 057
ENC7 Faulty
•
Go
to
STR 021 – Motor7 Pulse Timeout
STR 058
ENC8 Faulty
•
Go
to
STR 025 – Motor8 Pulse Timeout
STR 059
FC6 Faulty
Fault code STR 059 indicates that Sensor FC6 (STR-FC6) is faulty.
Procedure
Enter service mode and select FC6 (STR-FC6) in sensors.
Value toggles between “0” and “1” when activated/deactivated?
Y N
Disconnect the connector to sensor FC6. Measure between the wires to sensor FC6 (5V and Ground)
The voltage is
approximately 5VDC?
Y N
Check
wires
for
damage.
Are the wires damaged?
Y N
Replace
PCB6
Replace
wire
harness
Adjust or replace sensor FC6 (STR-FC6)
Check for obstructions, check adjustment FC6 and retest procedure.