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flap down.
(6) Set the CABIN HEAT control lever in the cockpit
to OFF.
There must be 'bounce' of about 3 mm
(0.1 in) between the back of the lever
and the cockpit stop.
(7) Do items 5 and 6 as necessary to get the correct
adjustment.
(8) Connect the flexible hose to the heat valve and
tighten the worm-drive-clamps.
(9) Install the engine cowlings. Refer to Section 71-10.
AIRCRAFT
DA 40 Series
AMM
Air Conditioning
Doc # 6.02.01
Rev. 5 21-00-00 Page 205
20 Sep 2007
4. Remove/Install the Distributor Valve
Refer to Figure 3.
A. Remove the Distributor Valve
Detail Steps/Work Items Key Items/References
(1) Remove the engine cowlings. Refer to Section 71-10.
(2) Disconnect the battery. Refer to Section 24-31.
(3) Remove the instrument panel cover. Refer to Section 25-10.
(4) Remove the pilots' seats. Refer to Section 25-10.
(5) Disconnect the 2 hot air hoses from the
passengers' footwells.
Cut the cable binders.
(6) Remove the heat valve. Refer to Paragraph 2.
(7) Loosen the screw which holds the control cable
to the swivel fitting in the distributor valve.
Access through the front of the valve.
(8) Remove the 2 screws which attach the distributor
valve to the side walls of the floor panel.
In the cockpit.
(9) Move the distributor valve aft. To give access to the control cables.
Work through the hole in the firewall.
(10) Remove the bottom locknut from each control
cable.
Where the cable outer sheath attaches
to the distributor valve.
(11) Move the control cables clear of the valve.
(12) Move the valve forward through the firewall. To give access to the rear of the valve.
(13) Disconnect the 4 hoses from the valve.
(14) Remove the valve from the airplane.
AIRCRAFT
Air Conditioning DA 40 Series
AMM
Page 206
20 Sep 2007 21-00-00 Doc # 6.02.01
Rev. 5
B. Install the Distributor Valve
Detail Steps/Work Items Key Items/References
(1) Hold the distributor valve in front of the firewall.
(2) Attach the 2 defrost hoses which go to the
instrument panel cover to the top outlets.
Use cable binders.
(3) Attach the 2 hot air hoses which go from the
passengers' footwells to the bottom outlets.
Use cable binders.
(4) Move the distributor valve aft through the hole in
the firewall.
To give access to the control cables.
Make sure that the control cables and
hoses do not catch.
(5) Attach the outer sheath of the distributor valve
control cable to the top rear of the distributor
valve:
S Put the cable through the hole.
S Attach the locknut.
Work through the hole in the firewall.
Turn the threaded adjuster into the
hole.
(6) Attach the outer sheath of the heat valve control
cable to the top front of the distributor valve:
S Put the cable through the hole.
S Attach the locknut.
Where the cable outer sheath attaches
to the distributor valve.
Turn the threaded adjuster into the
hole.
(7) Move the valve into position in the firewall. The hole in the firewall holds the front of
the valve.
(8) Install the 2 attaching bolts and washers. In the side walls of the floor panel in the
cockpit. Torque: 6.4 Nm (4.7 ft.lb).
(9) Set the distribution control lever to •. Then move
it down about 3 mm (0.1 in).
AIRCRAFT
DA 40 Series
AMM
Air Conditioning
Doc # 6.02.01
Rev. 5 21-00-00 Page 207
20 Sep 2007
Detail Steps/Work Items Key Items/References
(10) Attach the distributor valve control cable:
S Put the control cable through the hole in the
swivel fitting.
S Make sure that the flap is hard against the
bottom of the valve.
S Tighten the screw in the swivel fitting.
(11) Do a test for correct operation of the flap in the
distibutor valve.
Refer to Paragraph 5.
(12) Install the heat valve. Refer to Paragraph 2.
(13) Connect the 2 flexible hot air hoses to the
passengers' footwells.
Use cable binders.
(14) Install the pilots' seats. Refer to Section 25-10.
(15) Install the instrument panel cover. Refer to Section 25-10.
(16) Connect the battery. Refer to Section 24-31.
(17) Install the engine cowlings. Refer to Section 71-10.
5. Test/Adjust the Distributor Valve
Detail Steps/Work Items Key Items/References
(1) Remove the engine cowlings. Refer to Section 71-10.
(2) Set the distribution control lever in the cockpit
to •.
There must be 'bounce' of about 3 mm
(0.1 in) between the back of the lever
and the cockpit stop.
WARNING: IF THE ENGINE HAS BEEN RUNNING, TAKE CARE WHEN YOU
　
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