Toro 72211 - Servicing the Spark Plug

Cleaning the Foam Element
1. W ash the foam element in liquid soap and w ar m
w ater ( Figure 34 ). W hen the element is clean, rinse
it thoroughly .
2. Dr y the element b y squeezing it in a clean cloth (do
not wring). Allo w the element to air dr y .
Important: R eplace the f oam element if it is
tor n or w or n.
Cleaning the Paper Element
1. Lightly tap the element on a flat surface to remo v e
dust and dir t ( Figure 35 ).
2. Inspect the element for tears , an oily film, and
damag e to the r ubber seal.
Important: Nev er clean the paper element
with pr essuriz ed air or liquids, such as solv ent,
gas, or k er osene. R eplace the paper element if
it is dama ged or cannot be cleaned thor oughl y .
Figure 35
1. Paper element 2. Rubber seal
Installing the Foam and Paper
Elements
Important: T o pr ev ent engine dama ge, al w ays
operate the engine with the complete f oam and
paper air cleaner assembl y installed.
1. Carefully slide the foam element into the paper air
cleaner element ( Figure 34 ).
2. Place the air cleaner assembly onto the air cleaner
base and install the wing n ut ( Figure 34 ).
3. Install the air cleaner co v er and latc h it ( Figure 34 ).
Servicing the Spark Plug
Chec k the spark plug(s) after ev er y 100 operating
hours . Mak e sure the air g ap betw een the center and
side electrodes is cor rect before installing the spark
plug . Use a spark plug wrenc h for remo ving and
installing the spark plug(s) and a g apping tool/feeler
g aug e to c hec k and adjust the air g ap . Install a new
spark plug(s) if necessar y .
T ype: Champion R CJ8Y (or equi v alent)
Air Gap: 0.030 inc h (0.75 mm)
Removing the Spark Plug(s)
1. Diseng ag e the PTO and set the parking brak e .
2. Stop the engine , remo v e the k ey , and w ait for all
mo ving par ts to stop before lea ving the operating
position.
3. Pull the wire(s) off of the spark plug(s) ( Figure 36 ).
Clean around the spark plug(s) to prev ent dir t
from falling into the engine and potentially causing
damag e .
4. R emo v e the spark plug(s) and metal w asher .
Figure 36
1. Spark plug wire installed 2. Spark plug
Checking the Spark Plug
1. Look at the center of the spark plug(s) ( Figure 37 ).
If y ou see light bro wn or g ra y on the insulator , the
engine is operating properly . A blac k coating on
the insulator usually means the air cleaner is dir ty .
Important: Nev er clean the spar k plug(s).
Al w ays r eplace the spar k plug(s) when it has a
black coating , w or n electr odes, an oil y film,
or cracks.
2. Chec k the g ap betw een the center and side
electrodes ( Figure 37 ). Bend the side electrode
( Figure 37 ) if the g ap is not cor rect.
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