🏍️ PAN AMERICA SERWIS

3.23 Steering Head/fork Stem And Bracket Assembly

Fragment manuala — str. 147–149

📋 Tekst do skopiowania (OCR/wyszukiwanie)
STEERING HEAD/FORK STEM AND BRACKET ASSEMBLY                                                                         3.23

PREPARE                                                        2.                      NOTE
                                                               Removing bearings destroys them. Always install new
1.   Remove steering head cover. See SIDE COVERS               bearings upon assembly.
     (Page 3-52).
                                                                    Replace bearings as necessary.
2.   Remove main fuse.       See   POWER      DISCONNECT
     (Page 8-4).                                               3.                         NOTE
                                                               Internal reliefs in steering head allow punch access to
3.   Remove fairing. See FAIRING (Page 3-89).                  bearing cups.

4.   Remove steering damper, if equipped. See STEERING              If necessary: Remove bearing cups (7) from steering head
     DAMPER ASSEMBLY (Page 3-72).                                   (9).

5.   Remove brake line P-clamp fastener from upper fork. See   4.   Inspect bores in steering head.
     BRAKE LINES (Page 3-40).
                                                                    a.   Remove any paint, rust or burrs.
6.   Remove handlebar. See HANDLEBAR (Page 3-99).
                                                               INSTALL
7.   Remove front fork. See FRONT FORK (Page 3-53).
                                                                PART NUMBER                   TOOL NAME
REMOVE                                                         HD-39302             STEERING HEAD BEARING RACE
                                                                                    INSTALLER

Upper Fork Bracket                                                     FASTENER                    TORQUE VALUE
1.   See Figure 3-78. Remove upper fork bracket assembly.      Fork stem pinch screw          15-18 ft-lbs    20-24 N·m
                                                               Fork stem screw, 1st torque    14-15 ft-lbs    19-20 N·m
     a.   Remove fork stem screw (1).                          Fork stem screw, final torque 119--128 in-lbs 13.5-14.5 N·m

     b.   Remove washer (2).                                    CONSUMABLE                      PART NUMBER
                                                               SPECIAL              99857-97A
     c.   Loosen fork stem pinch screw (5).
                                                               PURPOSE
                                                               GREASE
     d.   Remove upper fork bracket (3).
                                                                                       A WARNING
2.   Inspect fork stem and lower fork bracket assembly (10).
     Replace as necessary.                                     Properly seat bearing cups in steering head bore. Improper
                                                               seating can loosen fork stem bearings adversely affecting
3.   If replacing upper fork bracket:                          stability and handling, which could result in death or
                                                               serious injury. (00302a)
     a.   Remove fork lock. See FORK LOCK (Page 3-73).
                                                                                       A WARNING

4.   Remove steering damper bracket. See STEERING              Properly adjust fork stem bearings. Improper adjustments
     DAMPER ASSEMBLY (Page 3-72).                              can adversely affect stability and handling, which could
                                                               result in death or serious injury. (00301c)

Lower Fork Bracket
                                                               Steering Head Bearings
1.   Remove upper fork bracket assembly.
                                                                                          NOTICE
2.   Remove fork stem and lower fork bracket assembly (10)
                                                               Replace both bearing assemblies even if one assembly
     from steering head (9).
                                                               appears to be good. Mismatched bearings can lead to
                                                               excessive wear and premature replacement. (00532c)
Steering Head Bearings
1.   Inspect steering head bearings (7) and bearing cups (8)   1.   See Figure 3-78.lf removed: Install new bearing cups (10)
     for:                                                           using bearing installer.
                                                                    Special Tool: STEERING HEAD BEARING RACE
     a.   Pitting                                                   INSTALLER (HD-39302)

     b.   Wear                                                 2.   Grease steering head bearings (9).
                                                                    Consumable: SPECIAL PURPOSE GREASE (99857-97A)
     C.    Scoring
3.     If removed: Install new dust shield (8) and new steering
       head bearing (9) on fork stem and lower fork bracket
       assembly (12).

Lower Fork Bracket
1.   Install front fork stem and lower fork bracket assembly.

       a.   Install fork stem through steering head (11).

       b.   Install new upper steering head bearing (9) and new
            dust seal (8).

2. Install upper fork bracket (5).

Upper Fork Bracket
1.     If replacing upper fork bracket:

       a.   Install fork lock. See FORK LOCK (Page 3-73).
                                                                                                                       [2]
2. Install steering damper bracket. See STEERING DAMPER                                                                �
   ASSEMBLY (Page 3-72).                                                                                      J

3. Install upper fork bracket assembly.                                                            10
                                                                                                                       11
       a.   Install washer (2) and fork stem screw (1). Tighten.                                          J

            Torque: 14-15 ft-lbs (19-20 N·m) Fork stem screw,                      h., l
                                                                                                     f,

            1st torque                                                   :.-- ;::;__
       b.   Loosen fork stem screw.                                                          \-
                        °                                               1.     Fork stem screw
            Angle: 45
                                                                        2.     Washer
       c.   Final tighten fork stem screw.                              3.     Upper fork bracket
            Torque: 119-128 in-lbs (13.5--14.5 N·m) Fork stem           4.     Upper fork bracket pinch screw (2)
            screw, final torque                                         5.     Fork stem pinch screw
                                                                        6.     Dust seal (2)
4.     Tighten fork stem pinch screw (7).                               7.     Steering head bearing (2)
                                                                        8.     Bearing cup (2)
       Torque: 15--18 ft-lbs (20-24 N·m) Fork stem pinch screw
                                                                        9.     Steering head
                                                                        10.    Fork stem and lower fork bracket assembly
                                                                        11.    Lower fork bracket pinch screw (4)
                                                                          Figure 3-78. Fork Stem and Bracket Assembly
                                                                   COMPLETE

                                                                   1.   Install front fork. See FR ONT FORK (Page 3-53).

                                                                   2. Install handlebar. See HANDLEBAR (Page 3-99).

                                                                   3. Adjust steering head bearings. See ADJUST AND
                                                                      LUBRICATE STEERING HEAD BEARINGS (Page 2-21).

                                                                   4. Install brake line P-clamp and fastener. See BRAKE LINES
                                                                      (Page 3-40).

                                                                   5. Install steering damper. See STEERING DAMPER
                                                                      ASSEMBLY (Page 3-72).

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

                                                                   7.   Install steering head cover. See SIDE               COVERS
                                                                        (Page 3-52).

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