AMD 601XL / 601XLI / 650LS / 650LSi SLSA MAINTENANCE MANUAL
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MAGNETIC COMPASS
GENERAL
The magnetic compass installed in the ZODIAC is a self-contained instrument and is
mounted at the panel. The compass correction card is located in the card holder mounted
on the instrument panel.
TROUBLESHOOTING See following table:
MAGNETIC COMPASS
Trouble
Cause
Remedy
Excessive card error.
Compass not properly
compensated.
External magnetic interference.
Compensate instrument.
Locate magnetic interference and
eliminate if possible.
Excessive oscillation.
Improper mounting on
instrument panel.
Insufficient liquid.
Align instrument.
Replace instrument.
Sluggish.
Weak card magnet.
Excessive pivot friction or
broken jewel.
Instrument too heavily
compensated.
Replace instrument.
Replace instrument.
Remove excess compensation.
Liquid leakage.
Loose bezel screws.
Broken cover glass.
Defective sealing gaskets.
Replace instrument.
Replace instrument.
Replace instrument.
Discolored markings.
Age.
Replace instrument.
9.3
July 09