background image

11

P

OWER

 B

LOWER

O

PERATOR

'

S

 M

ANUAL

S

PECIFICATIONS

MODEL

PB-231LN Hand Held

Length

335 mm (13.2 in.) (w/o pipes)

Width

235 mm  (9.3 in.)

Height

375 mm (14.8 in.)

Weight (dry)

4.6  kg (10.1 lb.)

Engine Type

Air cooled, two-stroke, single cylinder gasoline engine

Displacement

22.8 cc (1.39 cu. in.)

Bore

32.2 mm (1.27 in.)

Stroke

28.0 mm (1.10 in.)

Carburetor

Zama Diaphragm, model RB w/primer bulb

Ignition System

Flywheel Magneto, capacitor discharge ignition type

Spark Plug

NGK BPM-7Y Gap 0.65 mm (0.026 in.)

Exhaust  System

Spark Arrestor Muffler w / Catalyst

Fuel

Mixed (Gasoline and Two-stroke Oil)

Fuel/Oil Ratio

50:1 ECHO High Performance, two-stroke air cooled engine oil

Gasoline

89 Octane unleaded. DO NOT use fuel containing methyl alcohol,

more than 10% ethyl alcohol or 15% MTBE.

Oil

50:1 ECHO High Performance, two-stroke air cooled engine oil

Fuel Tank Capacity

0.6 lit. (20.3 US fl. oz.)

Recoil Starter System

Automatic Recoil Starter Centrifugal Type

Wide Open Throttle Speed (RPM)

7000 - 7400

Idle Speed (RPM)

2500 - 3300

Maximum Air Volume

10.3 m3/min. (365 cu. ft./min.)

Maximum Air Speed w/pipes (MPH)

71.5 m/sec  (160 mph)

Sound Level at 50 ft. dB(A) scale

65 dB(A)

per ANSI B175.2

Summary of Contents for PB-231LN

Page 1: ...MODEL PB 231LN Serial Number 002001001 02999999 X750001120 08 00 X7501138700 WARNING DANGER Readrulesforsafeoperationandallinstructionscarefully ECHOprovidesthisOperator s Manualwhichmustbereadandunde...

Page 2: ...xhaustSystem 20 Carburetor Adjustment 21 Troubleshooting 22 Storage 23 ServicingInformation 24 Parts 24 Service 24 ECHO Consumer Product Support 24 Warranty Card 24 Additional or Replacement Manuals 2...

Page 3: ...nd bystanders The circle with the slash symbol means whatever is shown within the circle is prohibited IMPORTANT Theenclosedmessage provides information necessary for the protection of the unit NOTE T...

Page 4: ...n a complete check of the unit must be performed Check unit for loose missing nuts bolts and screws Tighten and or replace as needed Inspect fuel lines tank and area around carburetor for fuel leaks D...

Page 5: ...found do not start or operate unit until leakage is repaired 3m 10 ft Minium PERSONAL CONDITION AND SAFETY EQUIPMENT WARNING DANGER Power Blower users risk injury to themselves and others if the Power...

Page 6: ...on to your hands Breathing Protection Wear a face mask to protect against dust Hearing Protection ECHO recommends wearing hearing protection whenever unit is used Proper Clothing Wear snug fitting dur...

Page 7: ...ay from engine and blower intake Retain hair with cap or net Start unit on ground with throttle at idle Check that blower pipe is not blocked by the ground or by any objects KeepASolidStance Maintain...

Page 8: ...Injuries It is believed that overusing the muscles and tendons of the fingers hands arms and shoulders may cause soreness swelling numbness weakness and extreme pain in those areas Certain repetitive...

Page 9: ...ormationonlabelvariesbyengineFAMILY AIRINDEXTAG The Air Index Tag indicates for purposes of consumer awareness how this product s emissions compare to other products under the standards enacted by the...

Page 10: ...glowing particles of carbon from leaving the muffler Keep exhaustareaclearofflammabledebris 6 RECOILSTARTERHANDLE Pullrecoilhandleslowlyuntilrecoilstarterengages thenquicklyandfirmly When engine start...

Page 11: ...0 026 in Exhaust System Spark Arrestor Muffler w Catalyst Fuel Mixed Gasoline and Two stroke Oil Fuel Oil Ratio 50 1 ECHO High Performance two stroke air cooled engine oil Gasoline 89 Octane unleaded...

Page 12: ...grade or higher gasoline or gasohol known to be good quality Gasohol may contain up to 10 Ethyl grain alcoholor15 MTBE methyltertiary butylether Gasohol containing methyl wood alcohol is NOT approved...

Page 13: ...utomatic fuel shut off containers to reduce fuel spillage Contact your ECHO dealer for ordering information After Refueling Wipe any spilled fuel from the unit Move at least 3 m 10 ft from refueling l...

Page 14: ...eas STARTING COLD ENGINE 1 Stop Switch Start Run Move stop switch button A away from the STOP position 2 Move throttle position lever B midway between idle and full throttle positions 3 Close Choke Co...

Page 15: ...stop switch button A away from the STOP position 2 Move throttle position lever B forward to idle position 3 Place the blower on a flat clear area Firmly grasp throttle grip with left hand and rapidly...

Page 16: ...few minutes 3 Set engine speed with throttle position lever B Rotate lever forward for lower speed back for higher speed 4 Use lower speed to blow dry leaves from a lawn or flower bed Additional speed...

Page 17: ...o c e R o t n e i m i n e t n a M e D s o t n e i m i d e c o r P l e d e p a c s e e d o i c i f i r O o r d n i l i c r a i p m i L r a n o i c c e p s n I r a z i n o b r a c s e D 3 L I f l e s r...

Page 18: ...ce 3 If element can be cleaned and reused be certain it still fits the cavity in the air cleaner cover is installed with the original side out FUEL FILTER Level1 Toolsrequired Fuellinehook 203 254mm 8...

Page 19: ...bending outer electrode 4 Tightensparkplugto145 155kg cm 125 135in lb COOLING SYSTEMS CLEANING Level2 Toolsrequired 25 50mm 1 2in mediumbristlebrush 3mmHex Wrench Cross Head Screwdriver Parts Required...

Page 20: ...nP N14586240630 1ea GasketsP NV104000030 V104000050 IMPORTANT Carbon deposits in muffler will cause a drop in engine output and overheating Spark arrestor screen must be checked periodically 1 Remove...

Page 21: ...is not required for proper operation of this engine Level2 Toolsrequired Screwdriver tachometer EchoP N99051130017 Parts required none NOTE Every unit is run at the factory and the carburetor is set i...

Page 22: ...t end of plugwire No spark at plug Cause Fuelstrainerclogged Fuel line clogged Carburetor Carburetor Fuel Mixture is too rich Stop switch off Electricalproblem Spark gap incorrect Coveredwithcarbon Fo...

Page 23: ...tarter handle several times to remove fuel from the carburetor 7 Remove the spark plug and pour 7cc 1 4 oz 1 2 tablespoon of fresh clean ECHO 2 stroke engine oil into the cylinder through the spark pl...

Page 24: ...have questions concerning the application operation or maintenance of this product you may call the ECHO ConsumerProductSupportDepartmentat1 800 673 1558from8 00am to 5 00 pm Central Standard Time Mon...

Reviews: