Cleaning And Replacing Auto-Oiler Assembly - Echo CS-2510TES Service Manual

52

7-5 Cleaning and replacing auto-oiler assembly

A
B
B
E
H
G
B
F
E
M
SAW CHAIN LUBRICATION SYSTEM
D
C
h
g
B
{Cleaning and disassembling}
1. Remove sprocket guard, clutch assembly, clutch
plate, clutch drum and needle bearing (Refer to "5-1
Inspecting clutch parts.").
2. Remove muffler cover, oiler cover, worm gear
and circular washer (Refer to "7-4 Inspecting worm
gear" ).
3. Remove two bolts (A).
4. Remove auto-oiler (B) from oil line (C) and (D).
5. Inspect if plunger gear (E) of auto-oiler (B) is
rotated or not, using small flat blade driver or
equivalent.
6. When plunger gear (E) can be rotated even
though it is not smooth, go to step 7. When plunger
gear (E) can not be rotated, go to step 14.
7. Prepare ethanol (F) in container.
8. Install new worm gear (G) to auto-oiler (B).
Set clutch drum (H) on worm gear (G) engaging
sprocket (h) with two protrusions (g) of worm gear
(G).
9. Dip auto-oiler (B) in the ethanol (F) in container
and rotate clutch drum (H) until plunger gear (E)
rotates smoothly.
10. Pull out spring pin (J) from adjust needle (K)
with plier and pull out adjuster needle (K) and
spring (L) from auto-oiler body.
L
K
11. Hold plunger gear (E) to direction of arrow with
fi nger. And apply grease in plunger hole (M).
12. Insert adjuster needle (K) with spring (L), hold-
ing plunger gear (E) to direction of arrow with
fi nger. Reassemble adjuster needle (K) and spring
pin as step 28 and 29.
13. Reassemble auto-oiler assembly (B) on the
unit as step 31 and 32.
CS-2510TES
250Ts, 250TCs
J