SICK DUSTHUNTER T

Operating Instructions GM35
Probe Model
Troubleshooting
8009389/07-2006 © SICK MAIHAK GmbH • Germany · All rights reserved 91
H2O EEPROM • Invalid parameter set for
CO
2
/H
2
O module
‡ Reset parameters!
– Choose Maintenance mode (maint)
– Choose the Reset parameters menu option
‡ Carry out zero adjust on GM35;
see page 54
‡ Contact the Service department.
If the error message is still displayed:
‡ Replace electronic board module in the evalu-
ation unit. Contact the Service department.
H2O Motor fault Motor fault on CO
2
/H
2
O filter wheel ‡ Contact the Service department.
H2O No signal • H
2
O signals too low; no measure-
ment possible
• Dust content too high
• H
2
O detector or IR source defecti-
ve
CO measuring channel continues
‡ Check contamination; clean the optical
boundary surfaces (see page 68f)
‡ Check the optical alignment, page 72
‡ Replace IR source or measurement module; if
necessary contact service department
H2O Sig. high CO
2
/H
2
O signal overridden ‡ Readjustment required (see page 54)
‡ Contact Service department if necessary
H2O temp. detec. Temperature of CO
2
/H
2
O detector is
outside tolerance
‡ Contact the Service department.
HYGRO com CO
2
/H
2
O module not connected to
humidity sensor
‡ Check whether the cable connection is secure.
Secure it if necessary.
‡ Switch to substitute value.
‡ If fault cannot be corrected:
contact Service department.
MIRROR adj. end Automatic beam tracking at endstop.
No further tracking possible.
‡ Check alignment (see page 72).
‡ Contact the Service department.
MIRROR com. No communication with automatic
beam tracking; measurement contin-
ues.
‡ Contact the Service department.
Sensor communication EVU and GM35 are not connected ‡ Check CAN connection and repair if necessary
VISOR com. CO
2
/H
2
O module not connected to
sight unit
‡ Check whether the cable connection is secure.
Secure it if necessary.
‡ If fault cannot be corrected:
contact the Service department.
VISOR init. Default setting of sight unit is invalid ‡ Contact the Service department.
VISOR No signal • Visior signals too low
• Dust content too high
• IR source defective
Measurement continues
‡ Check contamination; clean the optical
boundary surfaces (see page 68f)
‡ Check the optical alignment, page 72
‡ Replace IR source or measurement module; if
necessary contact service department
Error message Component/possible cause Remedy