21
5
13
16
4
3
9
10
1
15
6
14
12
11
22
8
7
7
17
20
2
18*
* IMPORTANT: Some models
were built with a check valve and
bushing reducer. If check valve
needs to be replaced, remove
the old check valve and
reducer bushing before
replacing with the preferred
one piece check valve (Key 18).
