Echo PB-2100 - Manual (Page 3)

SERVICE INFORMATION
PB-2100
PB-2155
PB-2200SI
3
1-2 Technical data
Model PB-2100 PB-2155 PB-2200SI
Engines
Idling speed r/min 2400 - 3200
Wide open throttle speed* r/min 6800 - 7700
Compression pressure MPa (kgf/cm 2 ) (psi) 0.83(8.4) 120
Ignition system
Spark plug gap mm (in) 0.6 - 0.7 (0.024 - 0.028)
Minimum secondary voltage at 1500 r/min kV 16
Secondary coil resistance k
Ω
1.2 - 1.8
Pole shoe air gaps mm(in) 0.3 - 0.4 (0.012 - 0.016)
Ignition timing
°
BTDC 28
Carburettor
Idle adjust screw initial setting turn in** 1 1/2
L mixture needle initial setting turn back 1 3/4 1 1/2
H mixture needle initial setting turn back 1 1/2 1 1/2
Test Pressure, minimum MPa (kgf/cm 2 ) (psi) 0.05 (0.5) (7.0)
Metering lever height mm (in) 0.1 - 0.25 (0.004-0.010) lower than diaphragm seat
BTDC: Before top dead centre.
* With all blower pipes.
** Set idle speed screw to contact throttle plate before initial setting.