Echo CS-271T - SETTING THE SAW CHAIN; Saw Chain Sharpening

FUEL SYSTEM
CS-271T
27
4-5 Replacingpurgebulb
NOTE: Purge bulb can be replaced even if carbu-
retor is assembled.
1. Disconnect lines from purge bulb.
2. Press leg (A) of purge bulb with screwdriver to
remove purge bulb from top handle.
3. Push new purge bulb into top handle.
4. Connect fuel return line (B) to longer fitting of
purge bulb. Connect purge line (C) to shorter tting
of purge bulb.
4-6 Replacingfuellineandfuelreturnline
1. Remove dust cover.
2. Remove air cleaner cover, air lter and air clean-
er case.
3. Inspect fuel line (A) and fuel return line (B). Re-
place them if defective.
4. To replace fuel line and fuel return line, remove
fuel cap and remove fuel strainer (C) and clip (D)
from fuel line (E).
5. Remove grommet (F) from the unit together with
fuel line and fuel return line.
6. Install fuel return line (B) through grommet (F)
as shown in Fig. 1. Place 5 mm (0.20 in.) dia. clip
(H) over fuel line (A) then install (A) to pipe joint (G)
and secure with clip as shown. Place 6 mm (0.24
in.) dia. clip (J) over fuel line (E) then install (E) to
pipe joint (G) and secure with clip as shown. Insert
fuel line (A) through grommet (F) as showon.
NOTE: Make sure fuel line (A) has ID mark “EPA-
KPE-002 lot.xxxx” on it.
7. Install assembled grommet on the unit.
NOTE: Be certain grommet is inserted on unit with
fuel return line (B) positioned above fuel line (A) as
sown in Fig. 2 below.
8. Pull out fuel line from fuel tank and install clip
and fuel strainer.
D
C
E
A
B
E
A
B
F
A
B
A
B
C
F
H
G
J
G
20 mm (0.8 in.)
10 mm (0.4 in.)
Fig. 1
Fig. 2