MSA MultiGard 5000, Manual

Page: 73 / 132

65
3103-1001 Rev. 0
6.2 Trouble Shooting Guide
Table 6.2 is provided as a general guide for first level trouble shooting. Conditions not correctable by
this guide should be referred to MSA.
Indication Possible Cause Corrective Action
Power not connected to unit Wire in accordance with field
wiring diagram
System circuit breaker in off
position Place system circuit breaker
into the On position
System DC power supply faulted Check DC power supply and
replaced if necessary
Power not connected to unit Wire in accordance with field
wiring diagram
System circuit breaker in off
position Place system circuit breaker
into the On position
System DC power supply faulted Check DC power supply and
replaced if necessary
Power not connected to unit Wire in accordance with field
wiring diagram
Pump circuit breaker in off
position Place pump circuit breaker
into the On position
Pump faulted Replace pump
Sample line blocked or kinked Remove obstruction from line
Saturated end of line filter Replace end of line filter
Pump not operational Replace pump
Faulted sample/bypass solenoid
valve Replace defective valve
Calibration gas cylinder empty Replace gas cylinder
Gas flow set incorrectly Adjust flow per section 3.2
Faulted solenoid on calibration
manifold Replace calibration manifold
Sensor drifted out of tolerance Calibrate sensor
Incorrect calibration gas value
entered in Auto Standard Setup
Screen Check and enter correct span
gas value
PIR in trouble Correct PIR trouble
PIR in start up sequence Allow PIR to warm up and
switch to ready mode (About
60 sec from applying power)
Sensor out of tolerance Calibrate sensor
PIR in start up sequence Allow PIR to warm up and
switch to ready mode (About
60 sec from applying power)
"Auto Standard Not
Performed" indicator
flashing An auto standardization has not
been successfully performed on
the system Manually start auto
standardization
"Alarming Disabled Auto
Standard Upper Range Out
of Tolerance" indicator
flashing Sensor drifted out of tolerance Calibrate sensor and manually
run auto standardization
"Defaults Forced"
indicator flashing Processor has booted from the SD
Card due to memory corruption Contact MSA for diagnosis or
attempt to load User Settings
Profile
Pump diaphragm has ruptured Replace pump
Sample manifold valve or
plumbing contains leaks Replace leaking component
Bypass manifold valve or plumbing has leaks Replace leaking component
Flow switch malfunctioning Clean or replace flow switch
"Leaks Detected" indicator
flashing
Flow Status and
Calibration bars flashing
Calibration bars flashing
"PIR Faulted or Warming
Up" indicator flashing
Sensor trouble
Table 6.2 Trouble Shooting Guide
No power to view screen
No power to Compactlogix
Pump not operational
Flow Status Bar Flashing