Difficulty

Moderate

Steps

5

Time Required

                          10 minutes

Sections

2

  • Air Filter
  • 2 steps
  • Carburetor Cleaning
  • 3 steps

Flags

0

  • Back4-Stroke Small Gas Engine

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Introduction

What you need

Step 1

              Air Filter
  • Before starting, ensure that the engine is not running and is not hot.
  • Pull the tab until the filter cover opens. Remove the filter cover.
  • Note that the bottom of the cover is hinged.

Before starting, ensure that the engine is not running and is not hot.

Pull the tab until the filter cover opens. Remove the filter cover.

Note that the bottom of the cover is hinged.

1024

Step 2

  • Remove the air filter.
  • The air filter will be either an oily sponge, or an accordion-folded fabric.
  • Note that the air filter is saturated with oil. Wear gloves and use paper towels to avoid creating a mess.

Remove the air filter.

The air filter will be either an oily sponge, or an accordion-folded fabric.

Note that the air filter is saturated with oil. Wear gloves and use paper towels to avoid creating a mess.

Step 3

              Carburetor Cleaning
  • Locate the four bolts holding the air filter housing to the engine. Remove these bolts using the ratchet driver and the appropriately sized socket.
  • Remove the 1/4" bolts.
  • Remove the 5/16" bolts.

Locate the four bolts holding the air filter housing to the engine. Remove these bolts using the ratchet driver and the appropriately sized socket.

Remove the 1/4" bolts.

Remove the 5/16" bolts.

Step 4

  • Lift away the air filter housing.
  • Note that the housing is still attached to the engine via a bendable plastic rod.

Lift away the air filter housing.

Note that the housing is still attached to the engine via a bendable plastic rod.

Step 5

  • Spray carburetor cleaner into the open carburetor.
  • You may want to wear gloves for this step, as carburetor cleaner is harmful if applied to the skin.

Spray carburetor cleaner into the open carburetor.

You may want to wear gloves for this step, as carburetor cleaner is harmful if applied to the skin.

To reassemble your device, follow these instructions in reverse order.

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                    Ethan Narad

Member since: 04/19/2018

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                       Cal Poly, Team S25-G15, Maness Spring 2018                        

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