1 HOLD THE MAINGEAR DOOR IN PLACE IN THE LOWER WING
2 MARK THE AREAS THAT NEED TO BE TRIMMED TO FIT, BEING CONSERVATIVE.
3 TRIM AND REPEAT UNTIL A GOOD FIT AND CONTOUR IS ACHIVED.
4 LAY UPTHREE LAYERS OF 3 BID CARBON FIBER . ORIENT THE PLYS 45/0/45 FOR THE FIRST LAYER. 0/45/0 FOR THESECOND LAYER AND 45/0/45 FOR THE THIRD LAYER. STAGGER EACH 3 BID 1/2" . PROCEDURE FOR THE FORWARD AND AFT HARDPOINTS ARE THE SAME. PLACE LAYUPS ON THE RIB FACE ON EDGE OF THE SPAR CAP DO NOT PLACE THE LAYUPS ON THE FACE OF THE SPAR CAP.
5 FIT THE MAIN GEAR DOOR BY SETTING THE EDGE AS SHOWNIN FIG 9.2.B.4 OF THE MAIN GEAR DOOR AT .30" INSIDE THE WING SKIN JOGGLE. TRIM AS NEEDED.
THIS IS THE PRIMARY SETTING FOR LOCATING THE GEAR DOOR.
6 SET EACH OUTBOAD CORNER OF THE MAIN GEAR DOOR APPROXIMATELY 1/16" FORN THE OUTBOARD WING SKIN JOGGLE. THE EDGES WILL NOT BE PARALLEL.
7 MARK THE CENTRE OF THE HINGE BRAKET ON THE WING SKIN AND THE GEAR DOOR MAKE SURE THE EDGE OF THE HINGE BRAKET IS A MINIMUM OF 1/2" FROM THE SPAR CAP.
8 POSITION THE BRAKET 3/16"TO 1/4" OUTBOARD OF THE MAIN GEAR DOOR OPENING. THIS POSITION IS VERY IMPORTANT. MAKE SURE THE BRACKEST ARE PARALLEL AND CENTERED ON THE CENTERLINES MARKED ON THE DOOR WING SKIN
9 CUT 3/8"WIDE NOTCHES THROUGH THE WING SKIN AND THE HARDPOITS FOR THE HINGE ARMS.
TIP KEEP THESE NOTCHES AS TIGHT AND SHORT AS POSSIBLE, ALLOWING THE HINGE JUST ENOUGH ROOM TO SWING. A LARGER GAP ADDS DRAG
10 ASSEMBLE THE HINGE (150-0027) AND 150-0042.
11 REPOSITION THE BRAKETS ON THE HARDPOINTS AND MAKE DURE THE HINGE ARM CAN SWING TO A FULL 90 DEG DOWN. ADJUST THE NOTCH BY TRIMMING, IF NECESSARY.. TIP ADD UP TO TWO WASHERS (AN960-10) TOEACH SIDE OF THE HINGE ARE TO ALIGN THE DOOR.
12 LOCATE THE BRAKETS IN THE CORRECT, FINAL POSITION. CENTERED ON THE MARKS, 3/16 FROM RIB FACE PARALLEL TO THE RIB AND PARELLE TO EACH DOOR.
13 MATCH DRILL THE HOLES WITH#11 DRILL
14 BOLT THE BRACKETS TO THE WING.
15 RETURN THE DOOR TOTHE SAME POSITION DESCRIBED IN STEP 4 AND 5 MAINTAININ
