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T40337
Possible hand and finger pinch point
between closing Type N550 handle and
latch block. Handle closes quickly and
with extreme force. Keep hands and
fingers away from handle as it closes.
15. Test the remote release and Type N550 operation
from the most remote location. Rotate handle
counterclockwise to open valve. Valve must stay
open. HANDLE AND VALVE MUST QUICKLY
"SNAP" CLOSED when (a) the remote release
cable is pulled, and (b) handle is pushed closed
from the open position.
!
All open Type N550 emergency valve(s)
attached to the remote release must
properly close when the release cable
is pulled.
Pneumatic Hook-Up
Type P327D Pneumatic Release
Block Installation
If several valves are installed at the same location, remote
release may be accomplished with the Type P327D
TO HOSE
5/32 (4) ALLEN HEAD
WRENCH REQUIRED
5/32 (4) ALLEN HEAD
WRENCH REQUIRED
Figure 4. Type P327D Pneumatic Cylinder Installation
CAUTION
WARNING
NAMEPLATE
AIR SOURCE – 1/8 NPT
pneumatic release block which replaces the cable latch
block installed on the Type N550 valves.
To install the Type P327D, see Figure 4:
1. Close the Type N550 valve. Handle is parallel to
the pipe.
2. Remove the long end of the external spring from
under the latch block. DO NOT REMOVE
SPRING FROM HANDLE.
3. Remove latch bolt(s). Older valves will have 2
bolts. DISCARD CABLE LATCH BLOCK.
4. Use a 5/32-inch (4 mm) Allen head wrench to
screw 1/4-inch (6,4 mm) long bolt into bottom hole.
5. Tighten until bolt head seats firmly on body.
6. Place latch block on body with lower blind hole
over bolt in body.
7. Install 3/4-inch (19 mm) long bolt through
second hole and firmly tighten with 5/32-inch
(4 mm) Allen head wrench.
8. Refasten long end of spring under latch block by
ROTATING 180 DEGREES CLOCKWISE.
9. Attach the remote air source to the cylinder end
with appropriate supply tubing and valving. A
regulated air supply of 30 to 70 PSIG (2,1 to
4,8 bar) to the Type P327D pneumatic release
cylinder is required for proper operation.
Type N550
TO TANK
INCHES
(mm)
5
5
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