Flint & Walling Artesian Drive Controllers - AD150145 - Manual (Page 11)

11 (FW1086)
95 North Oak St. • Kendallville, IN 46755 • 1-800-345-9422
IL0733
B2 B5 B4
B2 B5 B4
L1 L2 L3 U V W
PE PE
L1 L2 L3 U V W
PE PE
L1 L2 L3 U V W
PE PE
GND
Pressure Sensor Cable (Included)
Motor
Inlet
Pump
Pressure
Gauge
Outlet
Pressure Relief
Valve
Drain Valve
Pressure
Sensor
To
Service
Discharge into drain rated for max pump output at
relief pressure
Pressure
Tank
tABle 2: MInIMuM Pressure tAnK
Rated Pump Flow Pressure Tank Size (Total
Volume)
Pump Capacity less than 12
GPM
4 Gallon (AT15)
Pump Capacity greater than
12 but less than 25 GPM
8 Gallon (AT25)
Pump Capacity greater than
25 GPM
14 Gallon (AT44)
The pressure tank pre-charge setting should be 70% of the system pressure
sensor setting as indicated in the following table.
tABle 3: Pressure tAnK AIr PreChArGe
(PsI)
System Pressure (at
Pressure Sensor)
Pressure Tank
Precharge Setting (± 2
PSI)
30 21
35 25
40 28
45 32
50 35
55 39
60 42
65 46
70 49
75 53
80 56
*NOTE: High pressure applications above 80
PSI should be addressed through the Tech
Support group at Flint & Walling (1-800-345-
9422).
Isolation
Valves
Check Valve
Check Valve
From Municipal
Tank Precharge
Inflation Valve