AirSep AS-Q, Instruction Manual

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164 AS-Q—AS-Z Series Instruction Manual
AirSep Corporation
if valve is open to desired position. If not, remove
air pressure and repeat steps 1-3, backing off
or screwing in stop screw to attain proper open
position of valve.
D. Make sure O-ring is in proper position in
countersunk area on end cap and the washer is in
place. Tighten down nut to set stop position.
E. Thread in the other travel stop, making sure the
O-ring and washer are in the correct place. When the
travel stop will not thread any further, tighten nut to
set stop position.
F. The previous steps set the open travel stop. See
section 4.3.5 for instructions on setting the close
position stop.
5. SAFETY LOCKOUT DEVICE
1. Removal of stop cap screws:
A. Remove from the body both existing standard
stop cap screws (02) together with the nut (04),
washer (03) and O-ring (11) shown in (Figure 4).
B. Insert on the blocking screw (226) and standard stop
cap screws (02) the special nut (228), the washer (03)
and the O-ring (11) shown in (Figure 20).
2. Assembly of stop cap screws:
A. Before inserting the blocking screw (226) or the
standard screw (02) into the actuator body, check
what stop position is required. If the stop position
is fully close (0˚) or fully open (90˚), see (Figure
21). Note, when the stop screws are inserted into
the actuator body, the actuator must be at the
desired position.
B. Insert the blocking screw (226) and the standard
screw (02) into the actuator body until the desired
lock position is achieved then tighten the special
nut (228).
C. After engaging the stop, functionally test the
locked position of the actuator by applying full
pressure to the unit against the engaged stop to
confirm that the stop is effective.
WARNING
THE LOCK OUT FEATURE CAN BE RENDERED INEFFECTIVE BY A
MIS-ALIGNED OCTI-CAM (SEE FIGURE 11) WHICH COULD CAUSE
DAMAGE TO EQUIPMENT OR PERSONAL INJURY. FUNCTIONAL
TESTING IS RECOMMENDED ON INITIAL INSTALLATION OF
LOCKING DEVICES AND AFTER ANY SERVICE OR REPAIR TO
CONFIRM EFFECTIVENESS OF THE LOCK OUT FEATURE.
3. Assembly of safety cover and padlock:
A. Slide the safety cover (229) between the special
nut (226) and washer (03) on both the special
longer screw (226) and the standard screw (02) as
shown in (Figure 22).
B. Insert the padlock into the hole of the safety cover
(229) and lock it. For safety, keep the padlock key
in a safe place.
Figure 21
Blocking Screw (226)
Standard Stop Cap Screw (02)
Standard Stop Cap Screw (02)
Blocking Screw (226)
Top View
Top View
Blocking screw
position to lock in 0˚
(Close) position
Blocking screw
position to lock in 90˚
(Open) position
Figure 20
Blocking Screw
(226)
Standard
Stop Cap
Screw (02)**
Washer (03)
** For model AT051 the Screw (02) is not standard and is included in the kit.
Special Nut (228)
O-Ring (11)
Figure 22
Blocking
Screw
Standard
Screw
Safety Cover
(229)
IMO 11/17
10 IMO-528 EN