Carburettor Adjustment - Echo PB-2155 Operator's Manual

18
AIR FILTER
Level 1.
Parts required: Air Filter
NOTE
Clean daily.

CARBURETTOR ADJUSTMENT

Engine Break-In
New engines must be operated a minimum duration of two tanks of fuel
break-in before carburetor adjustments can be made. During the break-
in period your engine performance will increase and exhaust emissions
High Altitude Operation
(ASL) (96.0 kPa). To maintain proper engine operation and emission
IMPORTANT
If the engine is adjusted for operation above
carburetor must be re-adjusted when operating the engine below
Level 2.
Parts required: none.
NOTE
see your ECHO dealer.
-
GENERAL
may need to be ad-