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power lever.
Figure 2 shows the center console structure. Refer to the related Chapters for the data on the controls.
The engine control assembly has two aluminum alloy side plates. Four brackets attach to the side
plates with rivets. The front bracket has holes to anchor the outer sheaths of the brake and heat control
cables. The top bracket has two anchor-nuts. Bolts engage the anchor nuts to attach the engine
control assembly to the top of the floor panel.
The center bracket has two anchor nuts for the control cover plates. The rear bracket attaches to the
elevator trim control assembly.
There are no user-maintainable parts in the engine control assembly structure.
AIRCRAFT
DA 40 Series
AMM
Indicating Systems
Doc # 6.02.01
Rev. 5 31-11-00 Page 101
20 Sep 2007
Trouble-Shooting
1. General
The table below lists the defects you could have with the control panel in the center console. If you
have the trouble detailed in the Trouble column read across to the Possible Cause column. Then do
the repair given in the Repair column.
Trouble Possible Cause Repair
Parking brake or cabin heat
control levers do not stay in the
set position.
Friction tension too low.
Too much wear in the friction
washers.
Adjust the friction.
Replace the friction washers.
AIRCRAFT
Indicating Systems DA 40 Series
AMM
Page 102
20 Sep 2007 31-11-00 Doc # 6.02.01
Rev. 5
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AIRCRAFT
DA 40 Series
AMM
Indicating Systems
Doc # 6.02.01
Rev. 5 31-11-00 Page 201
20 Sep 2007
Maintenance Practices
1. General
These maintenance practices tell you how to remove/install the engine control assembly. See the
related Chapter for data about indicators in other systems.
2. Remove/Install the Engine Control Assembly
A. Remove the Engine Control Assembly
Detail Steps/Work Items Key Items/References
(1) Remove the knob from the emergency fuel valve:
S Remove the cross-head screw from the
center of the control-knob and pull the knob
up and off the fuel selector valve.
S Remove the mounting plate.
(2) Remove the engine power control lever
assembly.
Refer to Section 76-11.
(3) Remove the bolts that attach the engine control
assembly to the floor panel at the front and at the
rear.
(4) Remove the front cover plate.
(5) Move the engine control assembly to a position
where you can reach the control cables.
(6) Disconnect the following control cables from the
center console:
S Cabin heat control cable.
S Cabin heat distribution control cable.
S Parking brake control cable.
Refer to Section 21-01.
Refer to Section 21-01.
Refer to Section 32-40.
(7) Move the engine control assembly clear of the
airplane.
AIRCRAFT
Indicating Systems DA 40 Series
AMM
Page 202
20 Sep 2007 31-11-00 Doc # 6.02.01
Rev. 5
B. Install the Engine Control Assembly
Detail Steps/Work Items Key Items/References
(1) Make sure that there are no loose items,
specially in the center console.
(2) Move the engine control assembly onto the
center console and support it in a position where
you can install the control cables.
(3) Connect these control cables to the engine
control assembly:
S Parking brake control cable.
S Cabin heat distribution control cable.
S Cabin heat control cable.
Refer to Section 32-40.
Refer to Section 21-01.
Refer to Section 21-01.
(4) Move the engine control assembly fully into
position in the floor panel.
(5) Install the engine control assembly front cover
plate:
S Move the cover plate into position on the
engine control assembly.
S Install the 2 hex-headed bolts which attach
the cover plate and engine control assembly
to the floor panel.
Do not tighten.
(6) Install the engine power control lever. Refer to Section 76-11.
(7) Tighten the 2 hex-headed bolts in the front cover
plate.
(8) Do a test for correct range, full and free
movement of the cabin heat control system.
Refer to Section 21-01.
AIRCRAFT
DA 40 Series
AMM
Indicating Systems
Detail Steps/Work Items Key Items/References
Doc # 6.02.01
Rev. 5 31-11-00 Page 203
20 Sep 2007
(9) Do a test for correct range, full and free
movement of the cabin heat distribution system.
Refer to Section 21-01.
(10) Install the knob on the emergency fuel valve:
S Install the mounting plate.
S Push the knob onto the fuel valve selector
shaft.
S Install the cross-head screw which attaches
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