Lloyd LS1 - Page 67

LS SERIES SERVICE MANUAL
ISSUE 4.0 FAULT FINDING 3
Error Number Error Condition
3 Lower Limit Switch Operated
If the crosshead actuator bar is not against a limit stop, check that the limit
switch rod is free and check the wiring to the switch
4 Safeline Open
Check that the yellow safe-line button is not lit - if so, press the button.
Check the wiring to the safe-line button
5 No Loadcell Connected
If a loadcell is connected, check that the external loadcell cable is connected to
the socket on the rear of the machine and also check this cable by substitution.
Also try another loadcell (if available)
6 Splinter Shield Open
If a splinter shield is not fitted, check that a link is fitted across CN5 on the
Motor Drive PCB. If a splinter shield is fitted, check the switch and the wiring
7 Loadcell Overload
Load has exceeded the loadcell capacity by 15%
8 Compression Safety Overload
The displayed compressive load has exceeded the "jog Load" value
9 Frame Overload
Load has exceeded the frame capacity by 15% - This can only occur if a large
capacity loadcell is used, e.g. a 5kN loadcell on an LS1
10 Grip Overload
Load has exceeded the user defined grip capacity
29 Drive System Error
Crosshead is not in the expected position - This may be caused by a faulty
encoder
31 Accessory Connected/Disconnected
This can occur if an extensometer is connected/disconnected during a test
33 Extensometer Range Exceeded
34 Wrong Loadcell for the selected Machine Stiffness compensation
35 Tension Loadcell Overload
Load has exceeded the loadcell capacity by 20% and this has been recorded in
the loadcell EEPROM
36 Compression Loadcell Overload
Load has exceeded the loadcell capacity by 20% and this has been recorded in
the loadcell EEPROM
37 Stop Key Pressed