Teleflex TFXIDF, Operation Manual

Page: 11 / 16

9
MAINTENANCE AND WARRANTY
TROUBLESHOOTING/MAINTENANCE
TROUBLE SHOOTING
If you have trouble with your
IDF
, consult the following troubleshooting guide
before contacting Customer Support.
SYMPTOM POSSIBLE CAUSE
• Check power cable connection and
fuse. Verify red lead to positive (+)
battery terminal, black lead to nega-
tive (-) battery terminal. Verify
12 VDC at power cable.
• Sensitivity adjusted too low
• RANGE set shallow
• Transducer not plugged in
• Defective or damaged transducer
• Poor transducer placement.
• Sensitivity adjusted too high
• Suppression off
• Interference from other electrical
equipment or boat/motor.
• Sensitivity to high
No grayscale
Unit operates fine when boat is
not moving and at slow speeds,
but random flashes occur at
higher speed.
Unit turned on but unit displays
zero at all times. Night light
operates but no bottom display.
Unit turned on but unit displays
zero at all times and light does
not operate.
MAINTENANCE
Your IDF is designed to provide years of trouble free operation with virtu-
ally no maintenance. Follow these simple procedures to ensure your IDF
continues to deliver top performance.
• If the unit comes into contact with salt spray, simply wipe the affected
surfaces with a cloth dampened in fresh water. Do not use a chemical
glass cleaner on the lens. Chemicals in the solution may cause cracking in
the lens of the unit.
• When cleaning the LCD protective lens, use a chamois and non-abrasive,
mild cleaner. Do not wipe while dirt or grease is on the lens. Be careful to
avoid scratching the lens.