ICON A5 MM : Instruments (and Avionics) : Instruments and Avionics General Maintenance : Replace Instrument Panel Gauges
Replace Instrument Panel Gauges
100264-01
Use the following to replace any of the nine gauges in the flight instrument panel.
Applicable Aircraft Serial Numbers
All
Type of Maintenance
Line
Level of Certification
LSA-RM
Task Specific Training Required
No
Special Tools Required
None
Parts Required
ICA010987 (INDICATOR, ANGLE OF ATTACK, 2.25DIA)
ICA015294 (INDICATOR, AIRSPEED, 3.12DIA)
ICA014400 (INDICATOR, ATTITUDE)
ICA014478 (INDICATOR, ALTIMETER, SINGLE PTR, 3.12DIA)
ICA010990 (INDICATOR, FUEL QTY, 2.25 DIA)
ICA010992 (INDICATOR, OIL TEMP, 1.25 DIA)
ICA010993 (INDICATOR, OIL PRESSURE, 1.25 DIA)
ICA010994 (INDICATOR, COOLANT TEMP, 1.25 DIA)
ICA010991 (INDICATOR, TACHOMETER, 2.25 DIA)
Aircraft System and Number
10—Instruments (and Avionics)
Safety Equipment
As Needed
Consumables
ICA012078 (LUBRICANT, GENERAL PURPOSE)
Task Instructions
1. Remove instrument cluster bezel. (Remove Instrument Cluster)
2. Remove a set of four #6-32 screws securing each gauge to mount.
Note: 
Retain removed hardware for re-installation.
Note: 
INDICATOR, ALTIMETER only has three screws.
3. Replace gauge and install four attachment screws. Apply a small amount of ICA012078 (General Lubricant). Torque to 6-10 in-lb.
4. Re-install instrument cluster into the aircraft. (Install Instrument Cluster)
5. This procedure requires a pitot-static leak test if the lines are disconnected from the gauges. (Pitot-Static-AOA Leak Test Procedures)
Verification Method
Altimeter and airspeed: Perform pitot-static leak test. (Pitot-Static-AOA Leak Test Procedures)
Attitude indicator: After turning on the master switch, the instrument should turn on and light up. Perform calibration. (Magnetic Direction Indicator Calibration)
Fuel quantity: After turning on the master switch, the instrument should move to indicate the fuel quantity.
AOA: After turning on the master switch, the instrument needle should move to the lower range of the dial.
Turn on master switch, verify the needle position of the Oil Temp Oil Pressure, Coolant Temp, and Tachometer moved from 6 o’clock position to the lower range of the dial.
Perform an annunciator panel inspection. Annunciator Panel Function