8.13 Instrument Module (Im)

INSTRUMENT MODULE (IM)                                                                                                 8.13

PREPARE                                                           3.   See Figure 8-35. Rotate IM (1) and connect IM connector
                                                                       (2).
1.   Remove main       fuse. See     POWER         DISCONNECT
     (Page 8-4).

2.   Remove fairing. See FAIRING (Page 3-89).

3.   Remove cowl. See COWL (Page 3-86).

REMOVE

1.                      NOTE
Rotating IM to mid-way point aligns keyways.

     See Figure 8-34. Rotate IM (1) to mid-way point.

2.   Remove torque hinges (2).

     a.   Using a ½ in (6.4 mm) flat tip drive punch. Align
          punch to torque hinge.                                       1.   Instrument Module (IM)
                       NOTE                                            2.   Torque Hinge
Verify that the drive punch is flat tipped. Using a                Figure 8-34. Torque Hinge Location - Right Side Shown,
sharped tip punch, may cause torque hinge to                                          Left Side Similar
expand causing difficulty removing.

     b.   Drive torque hinge toward center of IM to remove.

     c.   Verify torque hinge is not damaged from removing.
          If damaged discard and replace with new torque
          hinge.

     d.   Repeat steps for opposite side.

3.   Remove IM.

INSTALL

1.   See Figure 8-35. Position IM (1) in cowl.

     a.   Verify keyways are aligned in IM and cowl.                   1.   IM
                                                                       2.   IM connector
                           NOTE                                                    Figure 8-35. IM Connector
See Figure 8-36. Install inner side (2) of torque hinge into
cowl/lM bore.

2.   See Figure 8-37. Install torque hinges (2).

     a.   See Figure 8-36. Align keys (3) on torque hinge.

     b.   See Figure 8-37. Position torque hinge (2) into bore.

     c.   Using a ½ in (12.7 mm) flat tip drive punch. Drive
          torque hinge into place.
                       NOTE
Outer side of torque hinge is fully seated when flush
with cowl.

     d.   Repeat steps for opposite side.

8-24                                                                                                                94000784
  1290028

                                                     1.   IM
                                                     2.   Torque hinge
                                                     3.   Cowl
    1.      Outer sides                         Figure 8-37. Install Torque Hinge - Right Side Shown, Left
    2.      Inner sides                                                 Side Similar
    3.      Keys
                                                COMPLETE
               Figure 8-36. Torque Hinge Pair

                                                 PART NUMBER                    TOOL NAME
                                                HD-48650             DIGITAL TECHNICIAN II

                                                1.   Install cowl. See COWL (Page 3-86).

                                                2.   Install main    fuse.   See   POWER         DISCONNECT
                                                     (Page 8-4).

                                                3.   Install fairing. See FAIRING (Page 3-89).

                                                4.   New IM: Perform module replacement procedure using
                                                     DT II.
                                                     Special Tool: DIGITAL TECHNICIAN II (HD-48650)