SHURFLO
uTILITY PuMPS
®
MARINE ENGINE OIL, TRANSMISSION FLUIDS, ANTI-FREZEE SOLUTIONS & LOW VISCOSITY GEAR LUBES
MODEL SERIES 8050
FEATURES
Suitable for Pumping: Engine oil,
transmission fluids, anti-freeze
solutions and low viscosity gear lubes
Dry Run Capabilities: Yes
Pump Body: Polypropylene
Diaphragm: Geolast, oil resistant
Valves: Buna-n
Motor: 12V DC with internal thermal
protector
Battery Leads: 8 feet [ 2.4m ] with
alligator clips (Premium Only)
Duty Cycle: Intermittent Duty
Open Flow: 1.5 GPM [5.8 L]
Amp Draw: 4.5 Amps Max.
Ports: 3/8" Female NPT
Control: Internal By-Pass 35 PSI
PLUMBING
❚ SHURFLO recommends 3/8" [9.5mm]
or 1/2" [13mm] I.D. flexible high pres-
sure tubing to both ports. Ideally, the
pump ports/strainer should not be con-
nected directly to rigid pipe. The pump's
normal oscillation may transmit through
rigid plumbing causing noise, and pos-
sibly loosening or cracking components.
❚ Installation of a SHURFLO 255 series
strainer on the inlet side is recom-
mended to prevent foreign debris from
entering the pump. Failure due to debris
is not covered under the SHURFLO lim-
ited warranty.
WATER PURFICATION
MOUNTING
❚ Consider a location that allows for
easy access if maintenance is required.
The pump should not be located in an
area less than one cubic foot unless ad-
equate ventilation is provided. Excessive
heat may trigger the integral thermal
breaker and interrupt operation. When
the motor temperature drops, the
breaker will automatically reset and the
pump will start.
❚ The pump may be mounted in any
position. If mounted the vertically pump
head should be in the down position so
that in the unlikely event of a leak, fluid
will not enter the motor.
ELECTRICAL
❚ The pump should be on a dedicated
(individual) circuit, protected by the fuse
indicated on the motor label.
❚ An "ON/OFF" switch rated at or above
15 amps is recommended. The switch
must interrupt current flow on the
positive (+ red) lead. Marine applications
should use U/L approved marine duty
(ignition protected) switches and
wiring standards.
❚ The black lead (-) must be connected
to a "known ground". The ground wire
must be the same size (gauge/Mm²) as
the positive wire.
911-714 REV. J
❚ The pump can be positioned above the
liquid tank if needed, as it is capable of
6ft [1.82M] vertical prime (with water).
❚ Use #8 hardware to fasten the pump.
Choose a solid surface that will not am-
plify pump operation. The mounting feet
are intended to isolate the pump from
the mounting surface; over-tightening,
flattering, or use of oversized screws
will reduce the ability to isolate noise
and vibration.
❚ Wire size (gauge/Mm²) is based on the
distance from the power source to the
pump. The minimum recommended is
# 14 gauge [2.5 Mm²]. Lengths of 20-50
ft. [6-15M] use # 12 gauge [4 Mm²].
❚ The total current draw on the circuit
must not exceed 15 amps. If the pump is
used in conjunction with other compo-
nents, overload current protection (fuse
or circuit breaker) and wire size must
be for the total amp requirement of all
devices on the circuit.
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