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Detail Steps/Work Items Key Items
WARNING: DO NOT ALLOW HEAT OR FIRE NEAR FUEL. FUEL BURNS
VIOLENTLY. THIS CAN CAUSE INJURY TO PERSONS AND
DAMAGE TO EQUIPMENT
WARNING: DO NOT GET FUEL ON YOUR SKIN. FUEL CAN CAUSE SKIN
DISEASE.
(1) Remove the tape and transit pin from the
new sensor.
(2) Put ‘Sealube’ on the cork gasket. Use a new cork gasket
(3) Put the gasket in position on the sensor. The holes for the screws are not equally
spaced. There is only one correct position.
(4) Put the sensor in position in the fuel tank. The holes for the screws are not equally
spaced. There is only one correct position.
(5) Put ‘Sealube’ on the screws. Install the
screws.
Torque 2.3 - 3.4Nm (20 - 30 in.lb.)
(6) Connect the electrical connectors.
(7) Connect the battery. Refer to Chapter 24-31
(8) Calibrate the fuel quantity indication system. See below.
(9) When the tank is full, look for leaks around
the fuel quantity sensor.
(10) Install the baggage compartment floor. Refer to Chapter 25-10
DA20-C1 AMM
Fuel
Doc # DA201-C1
Rev. 9 28-40-00 Page 203
29 Apr 2004
3. Calibrate The Fuel Quantity Indication System
Detail Steps/Work Items Key Items
(1) Defuel the airplane completely. Refer to Chapter 12-10.
(2) Disconnect the airplane battery.
(N/A for VM 1000)
Refer to Chapter 24-31.
(3) Remove the instrument panel cover.
(N/A for VM 1000)
Refer to Chapter 25-10.
(4) Measure the resistance of the sensor:
(N/A for VM 1000)
− Disconnect the signal cable from the fuel
quantity gauge.
− Do a resistance check between the
signal cable and ground.
− Connect the signal cable.
Use an Ohmmeter. Must be between
62-65 ohms
(5) Install the instrument cover. (N/A VM 1000) Refer to Chapter 25-10.
(6) Connect the airplane battery. (N/A VM 1000) Refer to Chapter 24-31.
(7) Level the airplane. Refer to Chapter 8-20
(8) Add 2 liter (0.5 US gal) of fuel to the tank.
(9) Set the GEN/BAT switch to ON. The gauge must indicate zero.
(The right side of the pointer must be in
line with the left edge of the zero mark.
(10) If necessary, adjust the gauge.
(N/A VM 1000)
See below.
(11) Set the GEN/BAT switch to OFF.
(12) Fill the fuel tank. Refer to Chapter 12-10.
(13) Set the GEN/BAT switch to ON. The fuel quantity gauge must indicate full.
(14) Set the GEN/BAT switch to OFF.
Fuel
DA20-C1 AMM
Page 204
29 Apr 2004 28-40-00 Doc # DA201-C1
Rev. 9
4. Adjust The Fuel Quantity Gauge
Note: Do this work with the fuel tank empty.
Adjustment not required for VM 1000 system
Detail Steps/Work Items Key Items
(1) Remove the instrument panel cover. Refer to Chapter 25-10
(2) Remove the ring which attaches the fuel
quantity gauge.
Do not disconnect the electrical
connection.
(3) Move the fuel quantity gauge aft into the
cockpit until you can see the adjusting hole.
The hole is on the top of the fuel quantity
gauge housing.
(4) Remove the sticker from the small hole on
top of the fuel quantity gauge housing.
(5) Set the GEN/BAT switch to ON.
(6) Use a small screwdriver to adjust the
potentiometer which is just inside the hole.
The pointer on the gauge must be one
pointer-width to the left of the zero mark.
(7) Set the GEN/BAT switch to OFF.
(8) Replace the sticker over the hole.
(9) Install the fuel quantity gauge.
(10) Install the instrument panel cover. Refer to Chapter 25-10
5. Remove/Install the Fuel Quantity Gauge
A. Remove the Fuel Quantity Gauge
Detail Steps/Work Items Key Items
(1) Disconnect the battery Refer to Chapter 24-31
Disconnect the negative cable first.
(2) Remove the instrument panel cover for
access.
Refer to Chapter 25-10.
(3) Disconnect the wires from the fuel quantity
gauge.
(4) Release the ring which attaches the quantity
gauge. On VM 1000 remove four mounting
screws on the front of the panel
(5) Remove the fuel quantity gauge.
DA20-C1 AMM
Fuel
Doc # DA201-C1
Rev. 9 28-40-00 Page 205
29 Apr 2004
B. Install the Fuel Quantity Gauge
Detail Steps/Work Items Key Items
(1) Put the fuel quantity gauge in position in the
instrument panel.
(2) Install the ring which attaches the quantity
gauge. On VM 1000 system install four
mounting screws
(3) Connect the wires to the fuel quantity gauge. Refer to Chapter 92 for wiring diagrams.
(4) Connect the battery. Refer to Chapter 24-31
Connect the positive cable first.
(5) Calibrate the fuel quantity gauge. See above.
　
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