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Installation Requirements
Figure 1
Do not install the PVB indoors
Caution: Do not allow the PVB to freeze or be subjected to downstream water hammer
effect. Thermal water expansion and excessive pressure situations can cause severe
damage to the PVB and the irrigation system.
Caution: Use teflon tape for sealing threaded connections. Use of other sealing com-
pounds may cause thread deterioration.
Servicing Float and Check Valves
Figure 2
Note: For float assembly replacement parts, order
service kit number 89-6006. Kit includes items 3–6.
Note: For check valve assembly replacement
parts, order service kit number 80-0553. Kit
includes items 8–11.
Figure 2
RELEASED Version
1
2
5
3
4
5
6
7
8
9
10
11
©Toro 2006-2006
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