MSC - Erection Manual

MSC M echanically S eamed C onstruction

®

SEAMING INSTRUCTIONS

HAND CRIMPING PANEL SIDELAPS Return to the end of the panel to begin PHASE II ACTION . Set hand tool onto seam making sure seam is in the PHASE II ACTION slot.

HANDLE

HANDLE

FORMING ARM

CAUTION It is critical that the panel seams are crimped and folded as shown before using the electric seamer. Failure to follow these guidelines will result in damaged seams.

FORMING ARM

BEGINNING PHASE II ACTION

FINISHED PHASE II ACTION

PHASE II ACTION

Align the edge of the hand tool with the end of the panel. Rotate the forming arm under the handle to produce 8” of finished PHASE II ACTION seam. This should be done once per rib.

8” MARK

The relationship of this 8” of finished seam to the 16” of crimped seam is critical to the proper alignment of the rolls in the electric seamer.

PHASE II ACTION (1 st Time)

PHASE I ACTION ONLY (FEMALE LIP CRIMPED)

8”

The seam is now ready to accept the electric seamer.

PHASE I and II ACTION

(FINISHED SEAM) 8”

Seaming Direction

MSC Seaming-4

Version 7.1

SUBJECT TO CHANGE WITHOUT NOTICE