Single-Stage Units (3450 Rpm) - Two-Pipe Systems; Two-Stage Units (3450 Rpm) - Two-Pipe Systems - Burnham V7 SERIES Installation & Operating Instructions Manual

Figure 15
IMPORTANT
Single-pipe installations must be absolutely
airtight or leaks or loss of prime may result.
Bleed line and fuel unit completely.
Figure 16
TABLE 4: SINGLE-STAGE UNITS (3450 RPM) -
TWO-PIPE SYSTEMS
Lift "H"
(See Fig. 16)
0'
1'
2'
3'
4'
5'
6'
7'
8'
9'
10'
11'
12'
13'
14'
TABLE 5: TWO-STAGE UNITS (3450 RPM) -
TWO-PIPE SYSTEMS
Lift "H"
(See Fig. 16)
Tubing (3 GPH)
0'
2'
4'
6'
8'
10'
12'
14'
16'
18'
17
Manimum Length of Tubing
"H" + "R" (See Figure 16)
3/8" OD 1/2" OD
Tubing (3 GPH) Tubing (3 GPH)
84'
78'
73'
68'
63'
57'
52'
47'
42'
36'
31'
26'
21'
---
---
Maximum Length of Tubing
"H" + "R" (See Figure 16)
3/8" OD 1/2" OD
Tubing (3 GPH)
93'
85'
77'
69'
60'
52'
44'
36'
27'
---
100'
100'
100'
100'
100'
100'
100'
100'
100'
100'
100'
100'
83'
62'
41'
100'
100'
100'
100'
100'
100'
100'
100'
100'
76'