Operator's Manual
Figure 37
1. Latches 4. Primary lter
2. Air cleaner cover 5. Safety lter
3. Air lter body
4. Clean the inside of the air cleaner co v er with
compressed air .
5. Gently slide the primar y filter out of the air
cleaner body ( Figure 37 ). A v oid knoc king the
filter into the side of the body .
6. R emo v e the safety filter onl y if y ou intend to
r eplace it .
Important: Nev er attempt to clean the
safety filter . If the safety filter is dir ty ,
then the primar y filter is dama ged and y ou
should r eplace both filter s.
7. Inspect the primar y filter for damag e b y
looking into the filter while shining a bright
light on the outside of the filter . Holes in the
filter will appear as bright spots . If the filter
is damag ed discard it.
Servicing the Primary Filter
Do not clean the primar y filter . R e place it after
250 hours .
Servicing the Safety Filter
Do not clean the safety filter . R e place it after
600 operating hours .
Important: Nev er attempt to clean the
safety filter . If the safety filter is dir ty , then
the primar y filter is dama ged and y ou should
r eplace both filter s.
Installing the Filters
Important: T o pr ev ent engine dama ge,
al w ays operate the engine with both air filter s
and co v er installed.
1. If installing new filters , c hec k eac h filter for
shipping damag e . Do not use a damag ed filter .
2. If the safety filter is being re placed, carefully
slide it into the filter body ( Figure 37 ).
3. Carefully slide the primar y filter o v er the safety
filter ( Figure 37 ). Ensure that it is fully seated
b y pushing on the outer rim of the filter while
installing it.
Important: Do not pr ess on the soft
inside ar ea of the filter .
4. Install the air cleaner co v er with the side
indicated as UP facing up and secure the
latc hes ( Figure 37 ).
Servicing the Engine Oil
Chang e oil after ev er y 100 operating hours .
Note: Chang e oil more frequently when
operating conditions are extremely dusty or sandy .
Oil T ype: Deterg ent oil (API ser vice SH, SJ , SL
or higher)
Crankcase Capacity: w/filter , 67 oz. (2.0 l)
Viscosity: See table belo w
Figure 38
35