Echo CS-550P Serial C10712001001 - C10712999999 - Manual (Page 32)

30 CS-550P
MODEL CS-550P
Dimension L × W × H mm 448 Ч 253 Ч 284 (17.6 in. × 9.96 in. × 11.18 in.)
Mass Power head, dry kg 6.0 (13.3 lb.) Without chain and guide bar
Engine Type Air-cooled two-stroke single cylinder
Displacement mL (cm³) 54.1 (3.30 cu. in.)
Carburetor Diaphragm type
Magneto Flywheel magneto: CDI system
Spark plug NGK BPMR8Y
Starter Recoil starter
Power transmission Automatic centrifugal clutch
Fuel Mixture ratio 50 : 1 ratio with ECHO Power Blend X™, ISO-L-
EGD (ISO/CD 13738) and JASO M345-FC/FD two-
stroke, air-cooled engine oil.
Gasoline Use 89 octane unleaded.
Do not use fuel containing methyl alcohol, more than
10 % ethyl alcohol or 15 % MTBE.
Do not use alternative fuels such as E-20 or E-85.
Tank capacity L 0.530 (17.9 US. fl. oz.)
Oil Bar and chain ECHO bar and chain oil (or motor oil)
Tank capacity L 0.300 (10.13 US. fl. oz.)
Guide bar and
saw chain
See page 22 for Chain and Guide Bar Combination
Lubrication Adjustable automatic oil pump
Engine speed Idle r/min 2700 - 2900
Clutch engagement r/min 3750 - 4250
Wide open throttle r/min 13200 - 13800
Standard Front hand guard, Rear hand guard,
features Anti-vibration device, Spiked bumper,
Throttle control lockout, Chain brake,
Chain catcher, Spark arrestor muffler
STORAGE AFTER USE
* Technical data subject to change without notice.
TECHNICAL DATA
• Inspect and adjust every part of the chain saw.
- Completely clean every part and repair if
necessary.
- Apply thin coating of oil on metal parts to
prevent rust.
• Remove chain and guide bar.
• Drain fuel tank, pull starter slowly a few times to
drain fuel from carburetor.
• Pour a small amount of clean motor oil into spark
plug hole, pull starter and crank the engine until
piston reaches: TOP DEAD CENTER.
• Store in a dry area, free from dust.
WARNING
Do not store in an enclosure where fuel
fumes may accumlate or reach an open flame
or spark.
CAUTION
Do not lend or rent your chain saw without
the Instruction manual and Safety manual.
NOTICE
• For future reference, you should keep this
Instruction manual and the Safety manual.
• If this Instruction manual or the Safety manual
has become illegible or is lost, please purchase
a new one from your ECHO dealer.