11
6. Continue with 1 in. ttings and pipe to the
house plumbing. An optional 1 in. union (not
included) is recommended for easy connection
and disconnection. An optional shut off valve
(not included) is also recommended.
7. IMPORTANT: Air pressure in the tank
must be 2 psi lower than the “cut-in” of
the pressure switch. Pump/tank (A) has a
20/40 psi pressure switch, so tank pressure
must be set at 18 psi. Locate the air valve/
stem on the tank and check pressure with
a tire gauge (not included). If air needs to
be removed, press down on valve to bleed
air off. Use a tire pump or air compressor to
add air if needed.
Tire gauge
Tank
Air Valve/Stem
1 in. union
To house plumbing
Shut off valve
6
7
PUMP ELECTRICAL CONNECTIONS
WARNING:
• Always disconnect pump from electricity before
performing any work on the motor.
• Under-sized wiring can cause motor failure and
even re. Use proper wire size specied in the Wire
Size Chart.
• Replace damaged or worn wiring cord immediately.
• Do not kink power cable and never allow the cable
to come in contact with oil, grease, hot surfaces, or
chemicals.
• The pump must be properly grounded using the
proper wire cable with ground.
CAUTION:
• Protect the power cable from coming in contact with
sharp objects.
• All wiring should be performed by a qualied
electrician in accordance with the National Electric
Code and local electric codes.
WIRE SIZE CHART
Distance from
Motor to Meter
Recommended
Copper Wire and
Fuse Sizes
Single Phase
Motors
1/2 HP
115 Volt 230 Volt
0-50 Ft.
50-100 Ft.
100-150 Ft.
150-200 Ft.
200-300 Ft.
14
12
10
8
*
14
14
14
14
12
Fuse Size (Amps)
15 15
(*) Not economical to run in 115 V,
use 230 V
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