© Ernst Nagel GmbH 2S Trimmer Service Manual en.doc Rev.1.0. 20.07.2011
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Contents
5. Troubleshooting
(continued)
5.3 Fault Code Solutions
(continued)
STR 066
S10 Faulty
Procedure
STR 067
S11 Faulty
Procedure
STR 068
S12 Faulty
Procedure
Enter Service mode and select S10 in switches.
Value toggles between “0” and “1” when switch S10 is activated/deactivated?
Y N
1. Replace S10
2. Disconnect the plugs from switch STR-S10. Check wires for Continuity/Short circuit across leads.
Is there a short circuit/no continuity?
Y N
Replace
wire
harness
Replace
PCB1
Check mechanics
Enter Service mode and select S11 in switches.
Value toggles between “0” and “1” when switch S11 is activated/deactivated?
Y N
1. Replace S11
2. Disconnect the plugs from switch STR-S11. Check wires for Continuity/Short circuit across leads.
Is there a short circuit/no continuity?
Y N
Replace
wire
harness
Replace
PCB1
Check mechanics
Enter Service mode and select S12 in switches.
Value toggles between “0” and “1” when switch S12 is activated/deactivated?
Y N
1. Replace S12
2. Disconnect the plugs from switch STR-S12. Check wires for Continuity/Short circuit across leads.
Is there a short circuit/no continuity?
Y N
Replace
wire
harness
Replace
PCB5
Check mechanics