Echo PB-500H - Manual (Page 8)

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1. SAFETy DECAL - Lists important safety precautions.
2. SPARK PLUG - Provides spark to ignite fuel mixture.
3. SPARK ARRESTOR MUFFLER OR SPARK ARRESTOR MUFFLER WITH CATALyST - The muffler or
catalytic muffler controls exhaust noise and emission. The spark arrestor screen prevents hot, glowing particles of
carbon from leaving the muffler. Keep exhaust area clear of flammable debris.
4. RECOIL STARTER HANDLE - Pull recoil handle slowly until starter engages, then quickly and firmly. When
engine starts, return handle slowly. DO NOT let handle snap back or damage to unit will occur.
5. AIR CLEANER - Contains replaceable air filter element.
6. FUEL TANK CAP - Covers and seals fuel tank.
7. SHOULDER HARNESS - Used to support unit on operator's back. The straps are adjustable.
8. CHOKE - Move lever UP to close choke ( ) (starting position) and for emergency stopping. Move DOWN to
open choke ( ) (run position).
9. PURGE BULB - Pumping purge bulb before starting engine draws fresh fuel from the fuel tank, purging air from
the carburetor. Pump purge bulb until fuel is visible and flows freely in the clear fuel tank return line. Pump purge
bulb an additional 4 or 5 times.
10. THROTTLE POSITION LEVER/STOP SWITCH - Combination stop switch and variable speed throttle lever.
When the lever is moved all the way forward the blower is at Wide Open Throttle (W.O.T.). When the lever is
moved rearward to detent, the blower is at idle. When the lever is moved rearward past the idle detent the blower
will stop.
11. HANDLE - Rotates downward for throttle control access. Spring loaded for flexible operation.
12. STICK HANDLE - Provides comfortable grip for directing air flow.
13. BLOWER PIPES - Exclusive positive locking system.
14. FLEXIBLE PIPE - Allows for full range of movement.