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38 Assembly
MAN0810 (9/24/2009)
2. Slide spacer (38) and lock-up bar (13) over clevis
pin (33) on back side of cylinder lug & secure with
1"x1-7/8" washers (53) and cotter pins (80).
3. Attach base end of wing cylinder (4) to cylinder
links (11 & 12) and washers (52) using clevis pin
(32) and cotter pins (80).
4. Remove plug from base end of hydraulic cylinder.
Align cylinder rod end with cylinder lug on the wing
and insert lock-up pin (35).
5. Slide spacer (37) over lock-up pin (35) on back
side of cylinder rod and secure with cotter pins
(80).
6. Insert safety pin (83) into the end of lock-up pin
(35). The safety pin will secure lock-up bar into
position when wing is in the UP position.
7. Extend cylinder fully & replace plug in base end of
cylinder. This trapped air will help push wing down.
8. Install bushing (40), elbow, (41) and hose (43) to
the rod end of cylinder (4). See Install Hose Kit,
page 39 for complete instructions.
9. Repeat procedure for opposite wing.
Figure 29. Left Wing Lock-Up Bar Installed
Install Wing Wheel and Hub (Figure 30)
1. Insert wheel hub into wing wheel yoke arms (5)
and align holes.
2. Secure into position using cap screw (64) and
flanged lock nut (68).
3. Attach wheel to hub using five lug nuts. Install the
chamfered side of the lug nut toward the inside for
steel rim for pneumatic tires and rims. Tighten to
75 lbs-ft. Check that tire air pressure is a maximum
of 40 psi.
NOTE: Install the flat side of the nut toward the
inside for solid tires and aircraft tires (shown).
4. Install optional dual wheel and hub to inside of
wheel yoke arm.
Figure 30. Wing Wheel and Hub Installation - Right
38
13
33
80
11
12
DP3
11. Cylinder link
12. Cylinder link
13. Wing lock-up bar
33. Headless pin, 1" x
4.08"
38. Spacer, 1"
80. Cotter pin,
1/4" x 1-1/2"
5. Wing wheel yoke arm,
right
29. Wheel and hub
64. 1/2 NC x 3 HHCS GR5
68. 1/2 NC Flanged lock nut