Features And Controls - Briggs & Stratton 90000 Power Built 475 Serie Manual Del Operario

Features and Controls

1
Compare the illustration with your engine to familiarize yourself with the location of
various features and controls.
A. Engine Identification
Model Type Code
B. Spark Plug
C. Air Cleaner
D. Choke
E. Starter Cord Handle
F. Finger Guard
G. Throttle Control (optional)
H. Stop Switch (optional)
I. Fuel Tank and Cap
J. Oil Drain Plug
K. Oil Fill
L. Muffler
Muffler Guard (optional)
Spark Arrester (optional)
M. Gear Reduction Unit (optional)
Operation
Oil capacity (see the Specifications section)
Oil Recommendations
We recommend the use of Briggs & Stratton Warranty Certified oils for best
performance. Other high-quality detergent oils are acceptable if classified for service SF,
SG, SH, SJ or higher. Do not use special additives.
Outdoor temperatures determine the proper oil viscosity for the engine. Use the chart to
select the best viscosity for the outdoor temperature range expected.
* Below 40°F (4°C) the use of SAE 30 will result in hard starting.
** Above 80°F (27°C) the use of 10W-30 may cause increased oil consumption. Check
oil level more frequently.
How To Check/Add Oil - Figure 2
Before adding or checking the oil
Place engine level.
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Clean the oil fill area of any debris.
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1. Remove the oil fill cap (A, Figure 2).
2. To add oil, pour the oil slowly into the engine oil fill (B). Fill to point of overflowing.
3. Replace and tighten the oil fill cap.
Fuel Recommendations
Fuel must meet these requirements:
Clean, fresh, unleaded gasoline.
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A minimum of 87 octane/87 AKI (91 RON). High altitude use, see below.
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Gasoline with up to 10% ethanol (gasohol) or up to 15% MTBE (methyl tertiary
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butyl ether) is acceptable.
CAUTION: Do not use unapproved gasolines, such as E85. Do not mix oil in gasoline or
modify the engine to run on alternate fuels. This will damage the engine components and
void the engine warranty.
To protect the fuel system from gum formation, mix a fuel stabilizer into the fuel. See
Storage. All fuel is not the same. If starting or performance problems occur, change fuel
providers or change brands. This engine is certified to operate on gasoline. The
emissions control system for this engine is EM (Engine Modifications).
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High Altitude
At altitudes over 5,000 feet (1524 meters), a minimum 85 octane/85 AKI (89 RON)
gasoline is acceptable. To remain emissions compliant, high altitude adjustment is
required. Operation without this adjustment will cause decreased performance,
increased fuel consumption, and increased emissions. See a Briggs & Stratton
Authorized Dealer for high altitude adjustment information.
Operation of the engine at altitudes below 2,500 feet (762 meters) with the high altitude
kit is not recommended.
How To Add Fuel - Figure 3
WARNING
Fuel and its vapors are extremely flammable and explosive.
Fire or explosion can cause severe burns or death.
When Adding Fuel
Turn engine off and let engine cool at least 2 minutes before removing the fuel
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cap.
Fill fuel tank outdoors or in well-ventilated area.
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Do not overfill fuel tank. To allow for expansion of the fuel, do not fill above the
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bottom of the fuel tank neck.
Keep fuel away from sparks, open flames, pilot lights, heat, and other ignition
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sources.
Check fuel lines, tank, cap, and fittings frequently for cracks or leaks.
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Replace if necessary
If fuel spills, wait until it evaporates before starting engine.
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1. Clean the fuel cap area of dirt and debris. Remove the fuel cap (A, Figure 3).
2. Fill the fuel tank (B) with fuel. To allow for expansion of the fuel, do not fill above the
bottom of the fuel tank neck (C).
3. Reinstall the fuel cap.
How To Start The Engine - Figure 4
WARNING
Rapid retraction of starter cord (kickback) will pull hand and arm
toward engine faster than you can let go.
Broken bones, fractures, bruises or sprains could result.
When starting engine, pull the starter cord slowly until resistance is felt and then
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pull rapidly to avoid kickback.
WARNING
Fuel and its vapors are extremely flammable and explosive.
Fire or explosion can cause severe burns or death.
When Starting Engine
Ensure that spark plug, muffler, fuel cap and air cleaner (if equipped) are in
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place and secured.
Do not crank engine with spark plug removed.
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If engine floods, set choke (if equipped) to OPEN/RUN position, move throttle
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(if equipped) to FAST position and crank until engine starts.
WARNING
Engines give off carbon monoxide, an odorless, colorless, poison gas.
Breathing carbon monoxide can cause nausea, fainting or death.
Start and run engine outdoors.
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Do not start or run engine in enclosed area, even if doors or windows are open.
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NOTICE: This engine was shipped from Briggs & Stratton without oil. Before you start
the engine, make sure you add oil according to the instructions in this manual. If you
start the engine without oil, it will be damaged beyond repair and will not be covered
under warranty.
Note: Equipment may have remote controls. See the equipment manual for location and
operation of remote controls.
1. Check the oil level. See the How To Check/Add Oil section.
2. Make sure equipment drive controls, if equipped, are disengaged.
3. Move the choke control lever (A) to the choke
Note: Choke is usually unnecessary when restarting a warm engine.
position (Figure 4).
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