DynaQuip DE153 Manuel D'installation, D'entretien Et D'utilisation page 20

Installation, Maintenance and Operation Manual
DynaQuip
Travel Stop Adjustment
At the base of the DynaQuip Controls
MA series electric are two (2) adjustable
travel stops.
1. Facing the actuator, with housing
vertical, the adjustable bolt to the
left controls CCW movement (valve
open). The bolt to the right controls
CW movement (valve close).
2. Loosen both adjustable stops so that
full travel in either direction will not
engage them.
3. After mounting and tightening actu-
ator to valve use manual override to
drive valve to the fully closed position.
4. Tighten the adjustable stop bolt on
the right side until it engages the
stop. Back the bolt off one-half turn.
Tighten nut.
5. Follow same procedure in item 4 after
fully opening the valve.
Cam Adjustment
The cams are preset at the factory.
When additional adjustments are
needed, follow steps described below.
LS4 - Sets with LS2
LS3 - Sets with LS1
LS2 - Close
LS1 - Open
Controls MA Series Electric Actuator
®
TO SET OPEN POSITION
1. Turn power off.
2. Use manual override to turn valve
to the fully open position.
3. With the power turned off, remove
cover, loosen set screw in the bottom
cam. This cam controls the open
position.
4. Rotate cam clockwise into the switch.
5. Slowly rotate cam counterclockwise
until you hear a light click. Tighten
set screw.
6. Reinstall cover and turn power
back on.
TO SET CLOSED POSITION
1. Turn power off.
2. Use manual override to turn valve to
the fully closed position.
3. With the power turned off, remove
cover, loosen set screw in the second
from bottom cam. This cam controls
the closed position.
4. Rotate cam counterclockwise into
switch.
5. Slowly rotate cam clockwise until you
hear a light click. Tighten set screw.
6. Reinstall cover and turn power
back on.
LS4
LS4
LS4
LS3
LS3
LS3
LS2
LS2
LS2
LS1
LS1
LS1
DynaQuip Controls 800-545-3636 www.dynaquip.com
Maintenance
Under normal operation, DynaQuip
electric actuators require no formal
maintenance program.
Regularly scheduled inspections should
be performed, to check:
• Actuator-to-valve alignment
• Damaged housing or mounting
• Worn, loose or shifted parts due to
STORAGE
Store in climate controlled environment
to prevent condensation. If stored out-
doors internal heaters must be installed
and functioning.
Note:
customers responsibility to be certain
that all set screws, terminal screws,
housing bolts and mounting bolts are
tight and that all limit switches, poten-
tiometers and position transmitters are
calibrated to the individual settings
required for their specific application.
See back cover for modulating control
interface instructions.
2
MA SERIES
hardware
shock, vibration, etc.
After Installation it is the