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46851; 414cc Powerhorse Engine,
Gasoline Stationary Air Compressor
Installation, Operation and Maintenance Manual
To the Owner:
Thank you for purchasing a Powerhorse Air Compressor.
dependability, and the top performance you demand! Please take time now to read through this manual so you
better understand the machine's operation, maintenance and safety precautions. Everyone who operates this
machine must read and understand this manual. The time you take now will prolong your machine's life and
prepare you for its safe operation. Enjoy the exceptional performance of your Powerhorse Air Compressor, the
industry leader!
The manufacturer reserves the right to make improvements in design and/or changes in specifications at any
time without incurring any obligation to install them on units previously sold.
Engine Oil
Engine is shipped without oil. Fill before starting.
Use SAE 10W-30 motor oil.
Pump Oil
Check pump oil level before starting.
Use SAE 30W non-detergent pump oil (part # 4043).
Air Filter
Replacement air filter part number is #35409.
Maximum
Item #46851 maximum pressure = 175 psi
Pressure
Maintenance
Engine:
Schedule
Tank:
Compressor
Pump:
Read and understand all manuals before operating.
Any Questions, Comments, Problems or Parts Orders
30 Gal. Stationary
Quick Facts
Oil: change after first 20 hours, then annually or every 100 hours.
Spark Plug: clean every 100 hrs., replace annually or every 300 hrs.
Air Filter: clean weekly, replace annually or every 1000 hrs.
Refer to your Powerhorse engine owner's manual for further
instructions.
Drain water daily.
Oil: change after first 50 hours, then every 3 months or 500 hours.
Call Powerhorse Product Support 1-866-443-2576
M46851C
Your machine is designed for long life,
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Summary of Contents for Powerhorse M46851C
- Page 1 Everyone who operates this machine must read and understand this manual. The time you take now will prolong your machine’s life and prepare you for its safe operation. Enjoy the exceptional performance of your Powerhorse Air Compressor, the industry leader! The manufacturer reserves the right to make improvements in design and/or changes in specifications at any time without incurring any obligation to install them on units previously sold.
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Page 2: Table Of Contents
Operation Troubleshooting Limited Warranty BREATHING AIR PRECAUTION Safety Powerhorse air compressors are not designed, intended or approved for breathing air. Compressed air DEFINITIONS should not be used for breathing air applications unless DANGER! treated in accordance with all applicable codes and WILL cause DEATH, SEVERE INJURY or substantial regulations. -
Page 3: Machine Component
Machine Component Identification 1. Engine Control - Location of choke, engine speed and fuel valve. 2. Engine - Engine is NOT shipped with oil. Refer to engine owners’ manual for proper viscosity and capacity of oil for your engine. 3. Start Switch - Make sure switch is at “ON” position, push the start switch to crank engine. 4. - Page 4 Installation SELECTING A LOCATION Select a well-lit area with plenty of space for proper cooling airflow and accessibility. Locate the compressor at least 15 inches (38 cm) from walls. Temperature. Ideal operating temperatures are between 40° and 100°F (4° and 37° C). If temperatures consistently drop below 32°...
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Page 5: Operation
Heavy duty operating conditions require heavier viscosities. Refer specific operating conditions to B) Using recoil start – Powerhorse Product Support at 1-866-443-2576 Turn the engine witch to the ON position. Pull the starter grip lightly until you feel... -
Page 6: Maintenance
Maintenance WARNING! Disconnect spark plug wire from spark plug and release air pressure from system before performing maintenance. NOTE: All compressed air systems contain maintenance parts (e.g. lubricating oil, filters, separators) which are periodically replaced. These used parts may be, or contain, substances that are regulated and must be disposed of in accordance with local, state, and federal laws and regulations. -
Page 7: Exploded View / Component List
Exploded View 46851 - Rev. C Description Part # Description Part # Pump, B4900 779102 Engine, Powerhorse 414cc 785560 Throttle control 777868 Intake manifold 35604 Grommet 777146 Air filter assembly 35603 Safety valve, 200 psi 35121 Air filter 35409 Belt guard bracket 34785 3/4”... - Page 8 779102 Pump Assembly 00863 Item Description Part # Item Description Part # Pump Head AB4961400 Cover Bolt (M6 x 15 SHCS) AB9101094 Head Bolt (M8 x 55mm SHCS) AB9101744 Flywheel, 350 mm AB3600100 Intercooler Gasket AB4650600 Flywheel washer AB9004008 Intercooler/Aftercooler Bolt Screw, Reverse Thread AB9110014 AB9101254...
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Page 9: Pneumatic Schematic Diagrams
Pneumatic Schematic Diagram Safety Relief Valve Pump Idle Down Unloader Safety Relief Valve 30 Gallon Tank... -
Page 10: Troubleshooting
Deglaze cylinder with 180 grit flex-hone. V.) Low pressure inlet valve leaking. Inspect, clean or repair as required. W.) High pressure inlet valve leaking. Inspect, clean or repair as required. Any Questions, Comments, Problems or Parts Orders Call Powerhorse Product Support 1-866-443-2576... -
Page 11: Limited Warranty
This warranty does not cover any personal injury or damage to surrounding property caused by failure of any part. This warranty is in lieu of any other warranty expressed or implied and Powerhorse assumes no other responsibility or liability outside that expressed within this warranty. - Page 12 Manufactured by Northern Tool + Equipment Co., 2800 SouthCross Drive West P.O. Box 1499 Burnsville, MN 55337-0499...
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