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SHS62A CUT-OFF SAW — OPERATION & PARTS MANUAL — REV. #0 (06/02/06) — PAGE 25
SHS62A CUT-OFF SAW — MAINTENANCE (AIR/FUEL FILTER)
Figure 25. Fuel Filter
Air/Fuel Filter Maintenance Procedures
Check the
fuel filter
G
located inside the fuel tank periodically
for dirt/debris build up. It is recommended to change the fuel filter
every
50 tanks of fuel
.
This engine is a 2-stroke gasoline engine
requiring a specific
fuel to oil mixture of 50:1(2%). It is recommended to use an
unleaded gasoline rated at 92 octane (
premium)
with an oil for
use on 2-stroke engines only. See Figure 13.
Figure 26. Pre-Filter
It is highly recommended to keep a supply of spare
pre-filters
on hand. Maintaining the
foam pre -filter
, and regular exchanges
will prolong the life of the
main filter element
.
Every 8 hours of operation
, remove the
pre-air cleaner cover
I
and wash the foam
pre-cleaner
H
in warm fresh soapy
water. Let dry thoroughly. When dry, completely coat the filter
with only an approved
foam filter oil
.
Figure 27. Main Filter Element
Every 8 hours of operation
, remove the
covers
I
and
J
and inspect the
main filter element
. Clean the
main filter
element
K
by vigorously shaking out and dusting off with a
soft brush. DO NOT air blast clean this element with compressed
gas.
The main filter element should be replaced after
three
pre filter
changes
Figure 28. Supplementary Filter
Every 8 hours of operation, inspect the
supplementary filter
element
L
. Clean the
supplementary filter element
L
by
vigorously shaking out and dusting off with a soft brush. DO
NOT air blast clean this element with compressed gas.
The
supplementary filter element
should be replaced after
three
pre filter changes
.