1
Series GNP20C GNP30C GNP30T
Gas Engine-Driven, Self-Priming, SAE Mount,
G-POWER PRO Centrifugal Pumps
Rev. A
Installation, Operation, Repair and Parts Manual
G-power
Self-Priming Centrifugal Pumps handle big, high-capacity, liquid transfer jobs with ease. Use them for transferring
water, liquid fertilizers, and other chemicals compatible with pump materials. Make short work of other farm jobs: filling nurse
tanks, watering seedbeds and transferring liquids. This self-priming model makes it ideal for de-watering applications.
GNP20C
Close-Coupled, Gas Engine-Driven
Self-Priming Centrifugal Pump
GNP30C
Close-Coupled, Gas Engine-Driven
Self-Priming Centrifugal Pump
GNP30T
Close-Coupled, Gas Engine-Driven
Self-Priming Centrifugal Trash Pump
Description
California Proposition 65 Warning
– This product and related accessories contain chemicals known to the State of California
to cause cancer, birth defects or other reproductive harm.
WARNING: Do not pump flammable or explosive fluids such
as gasoline, fuel oil, kerosene, etc. Do not use in explosive
atmospheres. The pump should be used only with liquids
that are compatible with the pump component materials.
Failure to follow this warning can result in personal injury
and/or property damage and will void the product warranty.
1. DO NOT EXCEED recommended speed, pressure and
temperature (140° F) for pump and equipment being used.
2. BEFORE SERVICING, drain all liquids from the system and
flush. Remove the spark plug wire from the spark plug
before servicing the pump or engine.
3. Secure the discharge lines before starting the pump. An
unsecured line may whip, causing personal injury and/or
property damage.
4. Check hose for weak or worn condition before each use.
Make certain that all connections are tight and secure.
5. Periodically inspect the pump and the system components.
Perform routine maintenance as required
(see Maintenance section).
6. Protect pump from freezing conditions by draining liquid
and pumping a permanent-type automobile antifreeze
containing a rust inhibitor through the system, coating the
pump interior. A 50% mixture with water is recommended.
7. Do not operate a gasoline engine in an enclosed area.
Be sure the area is well ventilated.
WARNING: Gasoline is a highly combustible fuel. The
improper use, handling, or storage of gasoline can be
dangerous. Never touch or fill a hot engine.
8. Use only pipe, hose and fittings rated for the maximum psi
rating of the pump.
9. Do not use these pumps for pumping water or other liquids
for human or animal consumption.
.............................................1 0 8 f e e t
Suction Head: ..................................... 26 feet
Max. Waterflow .................................158 GPM
Ports: ........................................... 2" NPT Inlet
2" NPT Outlet
Engine: ............................................... LCT208
............................................. 89 f e e t
Suction Head: ..................................... 26 feet
Max. Waterflow .................................227 GPM
Ports: ........................................... 3" NPT Inlet
3" NPT Outlet
Engine: ............................................... LCT208
....................................................99 f e e t
Suction Head: ............................................23 feet
Max. Waterflow ........................................110GPM
Ports: ................................................. 3" NPT Inlet
3" NPT Outlet
Engine: .................................................. ... LCT208
General Safety Information
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