Faults In Sniffer Mode - Alcatel ASM 180 TD User Manual

S
YMPTOM
The indicator light
on the remote control
unit does not come on.
LDS key engaged
The LDS helium signal
is less than
-6
5x10 mbar l/s
(LDS probe in ambient
Spectro indicator lights
No He display
Filament off
Alcatel Vacuum Technology France - ASM 180 TD/TD+ - ASM 181 TD+ User's Manual

Faults in sniffer mode

C
AUSE
Circuit breaker switch
The cycle key yellow
indicator light is on or the FL
ramp is on.
NO
LDS probe filter blocked
• Blocking the end of the LDS
probe with your finger has litt-
le effect on the helium signal.
air) • Changing complete probe
corrects problem.
NO
LDS tube pinched or blocked
• Blocking the end of the LDS
probe with your finger has litt-
le effect on the helium signal.
• Changing complete probe
corrects problem.
NO
Hole in LDS tube
off
• Normal operation can be
restored when the probe is
disconnected.
• Changing complete probe
corrects problem.
NO
D 100
R
EMEDY
Press the key to stop
the current cycle.
The LDS is started up in a
few seconds.
Contact customer service
Change the LDS probe filter.
( see F 110 )
Contact customer service
Contact customer service
Recondition
Contact customer service
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