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(Standard Tank) or the inboard end of the long
range chamber (Long Range Tank):
S Remove the access panel from the outer
lower surface of the wing.
S Remove the clip that holds the vent hose to
the outlet pipe.
S Disconnect the vent hose from the outlet
pipe.
S Remove the clip that holds the capillary hose
to the vent outlet pipe.
S Disconnect the capillary hose from the vent
outlet pipe.
Refer to Section 52-40.
(8) Disconnect the electrical connector for the fuel
probe in the long range chamber.
Only if the Long Range Tanks are
installed. At the in-line connector.
(9) Remove the fuel filler assembly:
S Remove the fuel filler cap.
S Remove the 6 screws which attach the filler
flange to the fixing ring in the outboard
chamber (Standard Tank) or long range
chamber (Long Range Tank).
S Remove the filler flange, the O-ring seal, the
spacer ring and the fixing ring.
Note the location of the bonding cable.
Discard the O-ring seal.
(10) Gently pull the tank out of the wing through the
wing inboard rib. Move the tank clear of the wing
and support it on a clean work bench.
Make sure that the tank does not catch
on the wing ribs. Make sure that you do
not damage the tank.
AIRCRAFT
Fuel System
DA 40 Series
AMM
Page 204
20 Sep 2007 28-10-00 Doc # 6.02.01
Rev. 5
Capillary
Hose
Fixing Ring
Fuel Sensor
Fuel Probe
Fuel Probe
Fuel Outlet and
Finger Filter
Bonding Cable
Fuel Drain
Vent/Balance Hoses
Vent/Balance Hoses
Check Valve
Bonding Cable
Connecting
Link
Connecting
Link
Mounting Bands
Flexible Coupling
Flexible Coupling
Vent Hose
Fuel Filler Cap
Attaching Screw
O-Ring Seal
Spacer Ring
Fuel Filler Flange
Bonding Cable
Figure 4: Remove/Install the Long Range Fuel Tanks (OÄM 40-071)
AIRCRAFT
DA 40 Series
AMM
Fuel System
Doc # 6.02.01
Rev. 5 28-10-00 Page 205
20 Sep 2007
B. Disassemble the Fuel Tank Assembly
Detail Steps/Work Items Key Items/References
(1) Remove the fuel tank assembly from the wing. Refer to Paragraph 2.A.
(2) Remove the connecting link that attaches the
inboard chamber to the outboard chamber:
S Remove the 2 nuts and washers from the
bolts.
S Remove the link plate.
S Remove the 2 bolts.
Refer to Figure 3 (Standard Tanks) or
Figure 4 (Long Range Tanks).
(3) Remove the clips which attach the vent hoses to
the inboard chamber.
(4) Remove the worm drive clamp which attaches
the flexible coupling to the inboard chamber.
(5) Pull the inboard chamber away from the outboard
chamber until the vent hose and flexible coupling
disconnect from the inboard chamber.
(6) If necessary, remove the clips which attach the
vent hoses to the outboard chamber and pull the
hoses from the connectors.
(7) If necessary, remove the worm drive clamp which
attaches the flexible coupling to the outboard
chamber and pull the coupling from the
connector.
(8) Repeat steps (2) through (7) to remove the
outboard chamber from the long range chamber.
Only if the Long Range Tanks are
installed.
AIRCRAFT
Fuel System
DA 40 Series
AMM
Page 206
20 Sep 2007 28-10-00 Doc # 6.02.01
Rev. 5
3. Assemble/Install the Fuel Tank Assembly
Note: When a new inboard fuel chamber is installed, it must be ensured that it is
compatible with the fuel quantity indicating system. Both inboard fuel chambers
must be the same version (A or B). Refer to Section 28-10 and Section 28-40.
A. Preparation
Detail Steps/Work Items Key Items/References
(1) Examine the fuel chambers. Look specially for:
S Damage to the skins and welded seams of
the chambers.
S Corrosion.
S Damage/wear to the rubber mounting bands
which go around the outside of the chambers.
Use a strong light and a magnifying
glass.
(2) Examine the flexible hoses which connect the
fuel chambers. Look specially for:
S Cuts or damage, specially at the ends where
the attaching clips locate.
S Distortion or cracking.
(3) Examine the flexible couplings. Look specially for:
S Cuts or damage, specially at the ends where
the attaching clips locate.
S Distortion or cracking.
(4) Examine the fuel filler flange in the outboard
chamber (Standard Tanks) or long range
chamber (Long Range Tanks). Look specially for:
S Corrosion on the mating faces.
S Cracking around the flange. Use a strong light and a magnifying
　
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