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21

MAINTENANCE

CLEAN CYLINDER FINS
(As Needed)

NOTE

Clogged fins will cause poor engine cooling.

1. Remove screws and remove starter assembly

from housing.

2. Pull starter rope out 1 - 1/2 feet and prevent

drum from rewinding.

3. Grasp the rope between notch and cover and

wind both rope and drum one turn clockwise.

4. Hold drum in place and pull rope straight out

through hole in cover.

5. Allow starter to rewind.

6. Repeat above process if more tension is needed.

7. Place starter assembly on powerhead and slowly

pull the handle until the ratchets engage properly
and the fan cover fits flush against the
powerhead.

8. Secure starter assembly with screws.

REWIND STARTER
(As Needed)

NOTE

Do not add more tension than required to
draw the handle against the cover, or starter
trouble may develop.

ROPE

DRUM

CYLINDER FINS

1. Check periodically.

2. Clogged fins will result in poor engine cooling.

3. Remove dirt and dust from between fins to let

cooling air pass easily.

Summary of Contents for QV-670

Page 1: ...INSTRUCTION MANUAL QUIKVENT SYSTEM WARNING Read the instructions carefully and follow the rules for safe operation Failure to do so could result in serious injury QV 670 ...

Page 2: ...rnia to cause cancer birth defects or other reproductive harm Some examples of these chemicals are Lead from lead based paints Crystalline silica from bricks and cement and other masonry products and Arsenic and chromium from chemically treated lumber Your risk from these exposures varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well vent...

Page 3: ...ecessary for operation and maintenance of the saw DANGER This system is designed for use with a special bar and chain for fire department application This system should not be used for conventional wood cutting applications DANGER Review ECHO Safety Chain Saw Manual and note exceptions as listed below DANGER If the unit is modified for conventional wood cutting operations read rules for safe opera...

Page 4: ... SYMBOLS THIS EXAMPLE OF A DANGER SIGN CONTAINS THE ECHO DEFINITION OF THE SIGNAL WORD DANGER THIS EXAMPLE OF A CAUTION SIGN CONTAINS THE ECHO DEFINITION OF THE SIGNAL WORD CAUTlON CAUTION Signs headed CAUTION call attention to a danger or hazard capable of resulting in severe but not irreversible injury or damage not a prohibitive warning but one stressing certain precautions against a potential ...

Page 5: ...he decals are legible and that you understand them and follow them Part Number 890191 32632 W A R N I N G This system is capable of severe kickback that could result in serious injury Read and follow all safety precautions in the instruction and safety manuals Failure to follow instructions could result in serious personal injury For Quickvent System This system is designed for use with a special ...

Page 6: ...G AND EQUIPMENT Wear full turn out gear in accordance with your fire department s regulations HANDLE FUEL SAFELY DANGER ALWAYS store gasoline in an approved container DO NOT smoke while handling gasoline ALWAYS stop the engine before refueling DO NOT refuel a hot engine Wait until it cools ALWAYS remove the fuel cap slowly in order to relieve any pressure build up in tank DO NOT overfill the tank ...

Page 7: ...or tip of the guide bar touches an object or when the material being cut closes in and pinches the saw chain in the cut Tip contact in some cases may cause a lightning fast reverse REACTION kicking the guide bar up and back towards the operator Pinching the saw chain along the top of the guide bar may push the guide bar rapidly back towards the operator Either of these reactions could result in se...

Page 8: ...g use plunge cutting which entails boring into a structure There is always a chance of kickback even when the plunge cut is expertly done 6 Keep the skid plate touching the cutting surface 7 Avoid cutting joists 8 Do not overreach or cut above shoulder height 9 Follow manufacturer s sharpening and maintenance instructions for the saw chain 10 Use only replacement bars and chains specified by ECHO ...

Page 9: ...UT LEVER MUFFLER CHOKE KNOB REAR HANDLE AIR CLEANER COVER SPROCKET GUARD FIREBRAND BAR AND CHAIN CHAIN OIL CAP SKID PLATE FAN COVER THROTTLE TRIGGER CYLINDER COVER CHAIN BRAKE HAND GUARD STARTER GRIP IGNITION SWITCH FUEL CAP FRONT HANDLE ...

Page 10: ...boot through the rear handle to hold down the rear of the system Grasp the starter handle with your right hand TRANSPORTING SYSTEM Transport system to cutting area with blade to rear NOTE Do not allow the starter handle to snap back against the housing NOTE Always hold the unit firmly NOTE Use short pulls 1 2 to 2 3 rope length when pulling starting rope CAUTION Do not wrap starter rope around you...

Page 11: ...e is always a chance of kickback even when the plunge cut is expertly done Keep the skid plate touching the surface Grasp both handles firmly and bring the saw to full throttle Using a steady pressure rock the tip of the saw into the surface using the skid plate as a pivot point between the system and the surface Keeping the weight of the system against the surface with a firm grip will increase o...

Page 12: ...10 ...

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Page 15: ... adjusted Spark plug fouled broken or incorrect gap setting Weak or intermittent spark at spark plug WHAT TO DO Fill tank Replace filter Clean fuel line Install new spark plug Replace spark plug Replace lead wire or attach to spark plug Contact your nearest authorized dealer Drain entire system and refill with fresh fuel Drain and refill with correct mixture If flooded by over choking proceed acco...

Page 16: ... loose on bar WHAT TO DO Clean air cleaner See Carburetor Adjustment Clean carbon from muffler Remove muffler rotate engine until the piston is at bottom of cylinder With a wooden scraper or blunt tool remove all carbon from exhaust ports Be careful not to scratch or damage piston or cylinder walls Blow out loose carbon with compressed air Start engine and run briefly to remove all carbon then ins...

Page 17: ... Adjust Automatic Oiler Refill Chain Oil Tank CLEAN ENTIRE SYSTEM After Each Use 1 Clean bar and chain with a 50 50 mixture of kerosene and machine oil 2 Remove the guide bar and clean the clutch and brake mechanism with a 50 50 mixture of kerosene and machine oil 3 Clean the exterior of the saw with a non flammable solvent TIGHTEN NUTS AND BOLTS After Each Use 1 Make sure all fasteners on the saw...

Page 18: ...latch CLEANER COVER LATCH AIR CLEANER COVER ADJUST CHAIN TENSION After Each Use 1 Loosen nuts just enough to allow guide bar to slide when adjusting screw is turned 2 Turn adjusting screw clockwise to take up chain slack 3 Hold the nose of the bar up with your gloved hand 4 Gradually turn adjusting screw clockwise until the drive links are drawn up into the bar 5 Pull chain along bar with your glo...

Page 19: ...he chain along the top of the guide bar 11 Move chain with hand guard in unbraked position 12 Start the engine 13 Depress throttle fully and activate the brake WHAT HAPPENED Brake Spring Rubs on Drum Chain Rotates Smoothly without Drag WHAT DOYOU DO Decrease Tension and Go to next Step Go to next Step WHAT HAPPENED Chain Moves Chain Does Not Move WHAT DOYOU DO Increase Tension Go to Next Step WHAT...

Page 20: ...ded Stored two stroke fuel may separate ALWAYS shake fuel container thoroughly before each use FUEL TANK CAP REFILL FUEL TANK After Each Use FUEL STATEMENT GASOLINE Use 89 Octane R M 2 gasoline or gasohol known to be good quality Gasohol may contain maximum 10 ethyl grain alcohol or 15 MTBE methyl tertiary butyl either Gasohol containing methyl wood alcohol is not approved OIL ECHO brand premium t...

Page 21: ...l maximum 10 ethyl alcohol no methyl alcohol CAUTION Follow all safety rules in safety section 1 Pour 1 2 of the gasoline into a safe approved container 2 Add oil to gas and mix thoroughly 3 Add remaining gasoline and remix thoroughly 4 Add gas stabilizer to fuel oil mixture 5 Install container cap and wipe up any spilled fuel from container and area CHAIN LUBRICANT Proper lubrication of the chain...

Page 22: ...e of steel wire 2 Remove filter and install new filter DRAIN AND REPLACE FUEL Every 30 Days NOTE If the fuel oil mixture in the fuel tank of the saw has been there for 30 days it should be dumped and replaced with fresh mixture See REFILL FUEL TANK in this section SPARK ARRESTOR SCREEN MUFFLER FUEL FILTER OIL FILTER REPLACE OIL FILTER As Needed 1 Pick up oil filter through oil tank opening with a ...

Page 23: ...cover 5 Allow starter to rewind 6 Repeat above process if more tension is needed 7 Place starter assembly on powerhead and slowly pull the handle until the ratchets engage properly and the fan cover fits flush against the powerhead 8 Secure starter assembly with screws REWIND STARTER As Needed NOTE Do not add more tension than required to draw the handle against the cover or starter trouble may de...

Page 24: ...operation it is most likely due to a misadjusted automatic oiler OIL TANK CAP OIL TANK CAP ACCESSORIES Special Chain Maintenance Kit Part No 999 440 0003 0 Includes Bench Grinder Special Diamond Grinding Wheel Depth Gauge Kit Complete Sharpening Instructions Special ECHO Detergent Bar and Chain Oil Part No 36880 one gal Special Replacement Bar 12 inch angle bar 0 063 gauge Part No 359860 Special C...

Page 25: ... in this position feed the chain around the sprocket and into the guide bar groove Fit sprocket guard and nuts Secure the nuts hand tight NOTE 1 The inner side plate is fitted with a narrow lubricating oil slot at the top 2 The guide bar must be installed with the droop pointing down 3 Ensure that the chain is installed with the cutters directed forward on the top of the bar 4 Refer to page 13 for...

Page 26: ...r then all of the oil Mix thoroughly before adding the remainder of the gasoline Then mix thoroughly again Fill the saw tank with fuel and tighten the fuel cap to prevent leakage Wipe up any spillage Always move away a safe distance from the fueling site before starting the engine NOTE Use of non recommended oils or failure to follow above instructions may result in engine malfunction and will voi...

Page 27: ...USA X750 002 80 1 X750316 3602 ECHO INCORPORATED 400 Oakwood Road Lake Zurich Illinois 60047 1564 Phone 847 540 8400 Printed in Japan 0603me 0173 ES ...

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