307-809
21
Service
Fig. 9
1
3
2
Model 220–555 Severe–Duty Electropolished Stainless Steel Pump Shown
16
15
16
12
14
13
9
8
10
7
5
11
17
2
3
2
18
1
19
20
26
21
31
22
9
8
23
24
7
Lips of v-packings must face down.
25
INLET
OUTLET
01930
20
20
25
18
4
17 (Ref)
5
6
7
32
Vented seat.
Non-vented seat.
1
2
3
31
4
Models 237–220 and 237–221 use 5 PTFE v-packings,
instead of 3 UHMWPE (20) and 2 leather (25).
4
