MTR302/A - R302F/A - R302L/A DHHS
MANUALE ISTRUZIONI / INSTRUCTION MANUAL
Modello/Model R302/A
Adjustments
2
R30
2/A
- Adjustment
s
Ralco
srl
• If a shutter control is too tight, loosen one of the two screws “
A
” on the U bolt that frictions
the shaft - see the
Figure.
• Before replacing the knobs, close both shutters and mount/fix the knobs so that the field
index is set at “0” (completely closed) - See
Shutter Dial Adjustment
in this Chapter.
M
ECHANICAL
M
OTION
S
TOP
A
DJUSTMENT
The purpose of these stops is to prevent stressing the control shafts of the shutters at the two
limits of travel. This is done by limiting rotation of the control shafts.
• Adjustment of these stops will no the required unless:
• the shutters can not be completely closed or opened to the largest size.
• torsion is felt at one or both ends of the travel.
• the shutters themselves appear to limit the motion rather than the stops.
Fig. - Long & Cross Shutters
collima
tor
i/3
02/
fig
4_re
g_30
2_A_
F