Cessna 177 SERIES Service Manual page 121

7 8
4
1. Flap Assembly
.- ~^^^^^^^G((^ j. 2. Attach Bracket
'_~- -; ---- f.. ~. 3
:3. Wing Structure
B
9
4. Flap Track
5. Access Plate
6.
Nylon Spacer
.'^^
~
\/~
~
~7.
Roller
7 8 :8. Bushing
~~/ ?Detail
A
9. Bolt
Figure 7-3. Flap Installation
2. (Refer to figure 7-1.)
Remove headliner 8. Adjust the synchronizing push-pull tubes (1)
access cover, remove safety wire, relieve cable
to 41.94" between centers oi rod end holes, tighten
tension and disconnect turnbuckles (12 and 12A). jam nuts and install push-pull tubes.
3. Disconnect push-pull rods (9) at both drive
9. Adjust inboard push-pull rods (9) to 12.12"
pulleys (2). and outboard push-pull rods (16) to 11. 57" between
4. Disconnect push-pull rods (16) at both bell- centers of rod end holes, tighten jam nuts and install
cranks (15).
push-pull rods.
5. Disconnect both synchronizing push-pull 10. Ensure all cables are properly routed and in
tubes (1) at the drive pulleys (2) and bellcranks (15).
their pulley grooves, then adjust turnbuckles (12 and
6. If the cables are to be replaced, and the
12A) to obtain specified cable tension with flaps in the
drive pulleys (2) ARE installed in the wings, rotate FULL DOWN position.
the drive pulleys beyond their normal range of travel 11.
(Refer to figure 7-2.) Run flaps FULL UP
to permit cable attachment. If the drive pulleys AND FORWARD and adjust UP-LIMIT switch (17) to
ARE NOT installed in the wings, it may be easier to
operate and shut-off motor at this position.
attach the cables prior to installing the drive pulleys
in the wings.
7. Attach the direct and carry-thru cables in
accordance with schematic in figure 7-4.
Change 3 7-7