-2-
1 - Body
2 - Clapper
3 - Clapper Facing
4 - Clapper Facing
Retainer
5 - Clapper Bolt
6 - Seat Ring
FIGURE B
MODEL F470 EXTERNAL RESETTING MULTIMATIC DELUGE VALVE
— ASSEMBLY —
7 - Clapper Latch
8 - O-Ring, # 3-908
9-Reset
Bushing
10 - O-Ring, # 2-109*
11 - Reset Plunger
12 - Reset Knob
13 - Diaphragm Cover
Bolt, (5 req’d)
1/2" - 13 UNC x 1"
14 - Diaphragm Retainer
15 - Flange & Push Rod
Assembly
16 - Diaphragm
17 - Diaphragm
Housing
18 - 1/2" Pipe Plug
(4 req’d)
19 - Bearing (4 req’d)
20 - Clapper Hinge Pin
21 - Latch Hinge Pin
22 - Handhole Cover
23 - Handhole Cover Gasket
24 - Handhole Cover Bolt,
(1/2" - 13 UNC x 1-1/2"
4 req’d for 4" valve)
(3/4" - 11 UNC x 1-1/2"
5 req’d for 6" valve)
* Lubricated with Dow Corning FS3452 Flurosilicone Grease.
Nominal Dimensions in Inches and (MM)
AS 2129 (TABLE E)
ISO 2084 (PN10)†
JIS B 2210 (10K)
4" (100 mm) Valve Size 6" (150 mm) Valve Size
A B A B
7.50 (190,5)
7.00 (178,0)
7.09 (180,0)
6.89 (175,0)
0.75 (19,0)
0.71 (18,0)
0.71 (18,0)
0.75 (19,0)
9.50 (241,3) 0.88 (22,2)
9.25 (235,0)
9.45 (240,0)
9.45 (240,0)
0.87 (22,0)
0.87 (22,0)
0.91 (23,0)
†Same drilling as for BS 4504 Section 3.2 (PN10) and DIN 2532 (PN10).
TABLE A
DIMENSIONAL SPECIFICATIONS FOR SELECTION OF FLANGE DRILLING
ANSI B16.1 (CLASS 125)
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