qtrtrn.pdf
1
Quarter turn installation
Standard SCE quarter turn latches
All quarter turn latches contain an insert (A), which could be slotted, wing knobbed,
padlocking, or many more; a seal (B); an earth nut (C); a cam* (D); and a screw (E). The
quarter turn insert (A) will have 1/4th cut out from the backside, indicating the path the
cam (D) will travel in order to lock the door. See Figure 1 for orientation.
Standard Cutout
Backside of quarter turn insert (A)
Cam path highlighted red
Cam* (D)
Align highlighted part into
path in insert (A)
*Note:
Some replacement latch packs will
contain both a 28mm and a 6mm cam.
The 6mm have a different shape and
size as the cam shown here but will
follow same procedure.
.792
.792
Ø.886
A
B
CD*
E
Door hinged on the left
Quarter turn latch orientation.
Rotate clockwise to close.
This orientation will also be used
if the door is hinged on the top
or bottom
Door hinged on the right
Quarter turn latch orientation.
Rotate counterclockwise to close.
Figure 1
Front of door view. Dashed lines showing hidden objects.