Water outlet
connection
Water outlet
connection
1
2
3
4
6
6
7
6
5
7
8
10
9
(connects tubing to the bottom of the cylinder)
6
6
6
7
Appendix E—Head Assembly Details for Model WFD551
E. Assembly Details
Ref
No.
Part No.
Description
Qty.
1.
2136
Center head bolt
1
2.
5283
Head
1
3.
2-259
O-ring—1st stage
1
4.
2-255
O-ring—2nd stage
1
5.
2-116
O-ring
3
6.
2825
Pipe plug (1-1/2" NPT)
6
Head Assembly Bill of Materials
Ref
No.
Part No.
Description
Qty.
7.
3442
Pipe plug (1/4" NPT) remove for
pressure gauge connection
4
8.
2918
Tubing - 1/2 x .032 copper
1
9.
2267
Tube elbow 45 degree-1/2T x 3/8
1
10.
2268
Tube female elbow-1/2T x 3/8
1
27
