Tyco DV-3 - Page 16

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TFP1350
FIGURE 12
2-1/2 INCH (DN65) MODEL DV-3 DELUGE VALVE
—FACTORY PREASSEMBLED TRIM SEGMENTS—
—FUNCTIONAL CALLOUTS FOR TRIM COMPONENTS—
— ASSEMBLY PROCEDURE FOR VALVE TRIM —
DRY PILOT
TRIM
ORDERED
(NORMALLY
INCH NPT
T
O
DRAIN
CONNECTION
Port Identification.
See Figure 1 for Valve
in alphabetical order.
Install Trim Assemblies
Route all Tubing to Drip
WATER
AUTOMATIC
TO DRAIN
PRESSURE
GAUGE
SUPPLY
DRIP
1-1/4
FUNNEL
L
Funnel.
3.
DRAIN VALVE
2.
1.
K
SYSTEM
CONNECTION
1-1/4 INCH NPT
H
C
NOTES:
B
CLOSED)
D
SUPPLY
I
MANUAL
CLOSED)
J
DRAIN VALVE
CONTROL
STATION
(NORMALLY
MAIN
A
TEST VALVE
ALARM
CHAMBER
GAUGE
PRESSURE
DIAPHRAGM
1/2 INCH NPT
FROM WATER
CONNECTION
G
E
TRIM
ACTUATION
ALARM
CHAMBER SUPPLY
(NORMALLY
OPEN)
CONTROL VALVE
F
DIAPHRAGM
3/4 INCH NPT
FOR WATER
MOTOR
CONNECTION
SEPARATELY
DRY
(REFER TO FIGURES
OPEN)
DRY PILOT
INCLUDED
FOR DRY PILOT
CONTROL VALVE
1/2 INCH NPT
ONLY WITH
CONNECTION
AIR SUPPLY
AIR SUPPLY
(NORMALLY
(NORMALLY
PRESSURE
ALARM SWITCH,
WATERFLOW
INCLUDED
ELECTRIC
ACTUATION
ONLY WITH
CLOSED)
8 AND 10)
DRY PILOT
ACTUATOR
PRESSURE
GAUGE
PILOT LINE
"DRY PILOT DETECTION"
VALVE,
ALARM SWITCH,
ORDERED
CLOSED)
(NORMALLY
SEPARATELY
CONNECTION FOR
"ELECTRIC DETECTION"
1/2 INCH CONDUIT
SEPARATELY
ORDERED
5 AND 7)
(REFER TO FIGURES
SOLENOID
PRESSURE
L
O
WAIR 1
/
2IN
C
H NPT
CONNECTION FOR
CONNECTION FOR
1/2 INCH NPT
(REFER TO FIGURES
2 AND 4)
"WET PILOT DETECTION"
OBSOLETE