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jacks. Use a trestle with a special former to hold the front of the fuselage. Use standard trestles under
the wings at the position where the tips connect to the wing. Refer to Figure 1.
WARNING: IF THE WIND SPEED IS MORE THAN 10 KM/H (6 KNOTS), DO NOT LIFT
THE AIRPLANE ON JACKS IN THE OPEN.
2. Lifting the Airplane on Jacks
A. Equipment
Item Quantity Part Number
Airplane jacks (600 kg / 1320 lb minimum lifting capacity). 3 Commercial
Nose trestle. 1 Commercial
Wing trestles. 2 Commercial
AIRCRAFT
Lifting and Shoring DA 40 Series
AMM
Page 2
20 Sep 2007 07-10-00 Doc # 6.02.01
Rev. 5
Main Jacking Point
LH & RH
Tail Jack
Tail Jacking
Point
Wing Trestle Main Jack Nose Main Jack
Trestle
Nose
Trestle
Wing Trestle
Figure 1: Lifting the Airplane on Jacks
AIRCRAFT
DA 40 Series
AMM
Lifting and Shoring
Doc # 6.02.01
Rev. 5 07-10-00 Page 3
20 Sep 2007
B. Lifting the Airplane
Detail Steps/Work Items Key Items/References
CAUTION: IF THE AIRPLANE IS IN THE OPEN THEN ALIGN IT INTO THE
WIND. MAXIMUM WIND SPEED: 10 KM/H (6 KTS).
(1) Apply the parking brake. Put chocks under
the main wheels.
(2) Put the 2 jacks in position under the main
jacking points. Extend the jacks to engage
with the jacking plates.
Refer to Figure 1.
The jacking plates are bonded to the
bottom surface of the stub wing,
forward of the front main spar.
(3) Put the a jack in position under the tail jacking
point. Extend the jack to engage with the
lower fin skid plate.
(4) Extend the jacks until the wheels are clear of
the ground.
Operate the jacks together to keep the
airplane level.
(5) If necessary, level the airplane. Refer to Section 08-20.
CAUTION: DO NOT PUT TRESTLES UNDER THE MIDDLE OF THE WING.
YOU MUST ONLY PUT TRESTLES AT THE TIPS OF THE WINGS.
(6) Put the wing trestles in position under each
wing at the tip.
Refer to Figure 1.
(7) Put the nose trestle in position under the front
fuselage.
Just aft of the access panel for the nose
gear leg.
AIRCRAFT
Lifting and Shoring DA 40 Series
AMM
Page 4
20 Sep 2007 07-10-00 Doc # 6.02.01
Rev. 5
C. Lowering the Airplane
Detail Steps/Work Items Key Items/References
WARNING: MAKE SURE THAT THE AREA UNDER THE AIRPLANE IS CLEAR
BEFORE YOU LOWER THE AIRPLANE.
(1) Remove the nose trestle from under the
fuselage.
(2) Remove the wing trestles from under the
wings.
(3) Retract the jacks until the wheels are on the
ground.
Retract the three jacks equally to keep
the airplane level.
(4) Apply the parking brake. Put chocks under
the wheels.
(5) Retract the 3 jacks fully. Move the jacks clear
of the airplane.
AIRCRAFT
DA 40 Series
AMM
Weighing and Levelling
Doc # 6.02.01
Rev. 5 08-TITLE Page 1
20 Sep 2007
CHAPTER 08
WEIGHING AND LEVELLING
AIRCRAFT
Weighing and Levelling
DA 40 Series
AMM
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AIRCRAFT
DA 40 Series
AMM
Weighing and Levelling
Doc # 6.02.01
Rev. 5 08-CONTENTS Page 1
20 Sep 2007
TABLE OF CONTENTS
CHAPTER 08
WEIGHING AND LEVELLING
1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Section 08-10
Weighing
1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2. Weighing with Electronic Weighing Units at the Jacking Points . . . . 3
3. Weighing with Mechanical Scales Under the Wheels . . . . . . . . . . . . 9
Section 08-20
Levelling
1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2. Make the Airplane Level with Jacks . . . . . . . . . . . . . . . . . . . . . . . . . 1
AIRCRAFT
Weighing and Levelling
DA 40 Series
AMM
Page 2
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AIRCRAFT
DA 40 Series
AMM
Weighing and Levelling
Doc # 6.02.01
Rev. 5 08-00-00 Page 1
20 Sep 2007
CHAPTER 08
WEIGHING AND LEVELLING
1. General
This Chapter tells you how to weigh the airplane. It also tells you how to level the airplane. Use the
procedures in Section 08-10 to weigh the airplane and to calculate the airplane moment. Use the
procedures in Section 08-20 to level the airplane.
Note: In this Airplane Maintenance Manual masses are referred to as weights. The
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