Operation
16
3A6349A
Baseline Chemical Dosage Settings
See
Adjust the Pump Stroke
, page 14, to adjust stroke settings. CPM (cycles per minute) is determined by the
pumpjack speed. To use these charts, find the desired flow rate for the plunger size and adjust the pin and lever arm
as necessary.
NOTE:
Not all stroke adjustment combinations are pos-
sible.
CPM
1/4 in. Plunger
3/8 in. Plunger
1/2 in. Plunger
Pin
Setting
Lever
Setting
Approximate
Flow Rate
[GPD (LPD)]
Pin
Setting
Lever
Setting
Approximate
Flow Rate
[GPD (LPD)]
Pin
Setting
Lever
Setting
Approximate
Flow Rate
[GPD (LPD)]
5
3/4
2
0.3 (1.1)
3/4
2
0.7 (2.6)
3/4
2
1.2 (4.5)
1/2
1
0.5 (1.9)
1/2
1
1.1 (4.2)
1/2
1
1.8 (6.8)
Full
2
0.6 (2.3)
Full
2
1.5 (5.7)
Full
2
2.6 (9.8)
3/4
1
0.7 (2.6)
3/4
1
1.6 (6.1)
3/4
1
3.2 (12.1)
Full
1
1.2 (4.5)
Full
1
2.8 (10.6)
Full
1
5.0 (18.9)
10
3/4
2
0.5 (1.9)
3/4
2
1.3 (4.9)
3/4
2
2.3 (8.7)
1/2
1
1.0 (3.8)
1/2
1
2.2 (8.3)
1/2
1
3.6 (13.6)
Full
2
1.2 (4.5)
Full
2
2.9 (11.0)
Full
2
5.1 (19.3)
3/4
1
1.5 (5.7)
3/4
1
3.2 (12.1)
3/4
1
6.5 (24.6)
Full
1
2.5 (9.5)
Full
1
5.7 (12.6)
Full
1
10.0 (37.9)
15
3/4
2
0.8 (3.0)
3/4
2
2.0 (7.6)
3/4
2
3.5 (13.2)
1/2
1
1.4 (5.3)
1/2
1
3.3 (12.5)
1/2
1
5.4 (20.4)
Full
2
1.8 (6.8)
Full
2
4.4 (16.7)
Full
2
7.7 (29.1)
3/4
1
2.2 (8.3)
3/4
1
4.8 (18.2)
3/4
1
9.7 (36.7)
Full
1
3.7 (14.0)
Full
1
8.5 (32.2)
Full
1
15.0 (56.8)