The spare parts available are shown in heavy outline. Parts drawn
in broken line are not supplied as spares.
Size
A
B
C
DN50
219
275
152
DN80
250
290
171
DN100
318
330
197
* Clearance for parts withdrawal.
D*
247
247
247
E
Weight
D
B
DN50 and 80
Note: The spare parts above relate to one piston assembly only.
The DN100 has two piston assemblies in parallel. To obtain complete
sets the spares should be doubled.
The internals for sizes DN80 and 100 are interchangeable.
Always order spares by using the description given in the column
headed 'Available spares' and state the size, type and temperature
range of the valve.
Example: 2 - Piston assemblies, for a Spirax Sarco DN100 Type 58
temperature control valve having a temperature range A.
-
-
300
14.5
19.9
38.7
Available spares
Piston assembly
(state temperature range)
Fail-safe assembly
Sensor
Adjustment nuts
Set of sealing rings
Set of cover studs and nuts (set of 4)
1, 2, 3, 6, 7, 8, 10, 11,
12, 14, 15, 16, 17, 18, 19, 9
19, 9
18
1, 2
7, 11, 19
4
How to order spares
P
i
s
t
o
n
a
s
s
e
m
b
l
y
F
a
i
l
-
s
a
f
e
a
s
s
e
m
b
l
y
DN100
E
Hole for
'C' spanner
4
A
8
11
10
15
16
17
18
12
14
A
For full details see the Installation and Maintenance Instructions
(IM-P041-03) supplied with the product.
Note: Typical installations are shown on TI-P041-01.
Example: 1 off Spirax Sarco DN100 Type 58 temperature control
valve having a temperature range B. The flange connection is to be
EN 1092-1 PN16.
C
4
1
2
19
9
3
7
6