Moving Arms Replacement

About

This procedure provides instruction to remove and install the Moving Arms.

Specifications

System Component	Specification
Moving Arm/Link Arm Bolt	300 +/- 90 in-lbs (34 +/- 10 Nm)

Procedure

Review entire procedure before starting.

Removal Instructions

Repeat this procedure for both the right and left Moving Arms.

1. Remove the Top Lift cover, see Front Lift Cover Replacement.
2. Disconcert the Linkarm from the Moving Arm:
   1. Remove the #2 Phillips screw and the Outer Linkarm cover. Retain part(s) and/or fastener(s) for installation.
   2. Loosen the 9/16" Linkarm hex bolt and remove the Linkarm from the Moving Arm. Retain part(s) and/or fastener(s) for installation.
   3. Remove the Inner Linkarm cover from the Moving Arm. Retain part(s) and/or fastener(s) for installation.



3. Remove the Moving Arm:
   1. Remove the 3/16" hex key pivot shaft outer Nylock set screw. Do not loosen and then retighten the set screw, this will damage the Nylock patch. Discard and do not reuse the Nylock set screw.
   2. Then remove the 3/16" hex key pivot shaft inner set screw and gently pull the Moving Arm outward and over the side cover to remove. Discard the Nylock set screw.

CAUTION: Do not reuse the inner or outer Nylock patch set screws for installation. Either removing or loosening the Nylock set screw will compromise the integrity of the Nylock patch. Discard and order new set screws for installation (see Exploded View Diagrams, bubble # 252).

Installation Instructions

1. Reinstall the Moving Arm Pivot Shaft into the pivot shaft mounting bar.



2. Secure using new 3/16" hex key pivot shaft inner and outer, Nylock set screws, torque to 300 in-lbs (34 Nm).

CAUTION: Do not reuse the inner or outer Nylock patch set screws for installation. Either removing or loosening the Nylock set screw will compromise the integrity of the Nylock patch. Discard and order new set screws for installation (see Exploded View Diagrams, bubble # 252).

1. Reattach the Linkarm to the Moving Arm:
   1. Reinstall the Inner Linkarm cover onto the Moving Arm - Linkarm mount.
   2. Then attach the Linkarm to the Moving Arm and secure using the 9/16" bolt, torque to 300 +/- 90 in-lbs (34 +/- 10 Nm).
   3. Reinstall the Outer Linkarm cover and secure using the #2 Phillips screw.



2. Verify machine operation and return to service, see Operation Verification.