MTD 247-680-300 User Manual

TEN CENTS

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¡MANUAL

ASSEMBLY
OPERATION

MAINTENANCE
PARTS LIST

Important:

Read Safety Rules and
Instructions Carefully

Model Nos.

247-670A
247-680A

247-670-300
247-680-300

POWER

VACUUMS

PRINTED IN U.S.A.

FORM NO. 770-6786

I M P O R T A N T

It is suggested that this manual be read in its entirety before attempting to assemble or operate. Keep this
manual in a safe place for future reference and for ordering replacement parts.

This unit is shipped WITHOUT GASOLINE or OIL. After assembly, see operating section of this manual for
proper fuel and amount.

SAFE OPERATION PRACTICES FOR POWER VACUUMS

1. Read the operating and service instructing manual
carefully. Be thoroughly familiar v/ith the controls
and proper use of the povs^er vacuum.

2. Never allow children to operate this power vac

uum.

3. Keep the area of operation clear ot all persons,

particularly small children and pets.

4. Check fuel before starting engine. Do not fill fuel

tank indoors, when engine is running, or while

engine is hot. Wipe off any spilled fuel before

starting engine.

5. Do not change engine governor settings.

6. Do not put hands near rotating parts for any rea
son.

7. If the power vacuum should start to vibrate ab
normally, stop the engine and check immediately
for the cause. Vibration is generally a warning of
trouble.

8. Before cleaning, repairing or inspecting make cer
tain all moving parts have come to a complete
stop. Disconnect spark plug wire and keep wire
away from plug to prevent accidental starting.
Also keep throttle control lever in the stop posi
tion.

9. If the power vacuum should become blocked with
debris at any point shut engine off and wait until
the impeller comes to a complete stop before at
tempting to remove the obstruction. Disconnect
spark plug wire to prevent accidental starting.

10. Check ail bolts for tightness at frequent periods.

11. Never store this power vacuum with fuel in the
tank. Allow engine to cool before starting in any
enclosure.

12. Keep bag and equipment free of debris when not

13. Never operate this power vacuum unless air duct
and vacuum bag are properly affixed in their
place. Large zippered end of bag must be closed
when operating to prevent objects from being

blown out.

14. Never empty vacuum bag when engine is running.

15. Never change inlet nozzle or auxiliary hose attach
ment when engine is running.

16. The manufacturer recommends that the operator
wear safety glasses or some other suitable eye

protection when operating this machine.

17. Check the vacuum bag frequently for wear and

replace when necessary.

ASSEMBLY
INSTRUCTIONS

(Refer to figures 1, 2 and 3)

1. Place the upper handle in position and fasten with

four (4) hex screws and hex centerlock nuts pro
vided.

2. Place the air duct liner in the elbow of the air
duct and fasten in position as you assemble the

air duct in step 3. (See figure 1.)

16. Engage and disengage control lever, check for

free pivoting action. It may be necessary to read
just the control rod.

OPERATION

1. Service engine with gas and oil. See engine man
ual packed with lawn mower for complete instruc
tions for care and maintenance of engine. READ
DIRECTIONS CAREFULLY.

3. Place the air duct in position on the blower hous

ing and fasten with four (4) flat washers and hex
nuts provided.

4. Slide the vacuum bag over the back of the upper

handle and snap the four flaps to hold the bag.

5. Fasten the deflector on the top of the air duct with
three hex screws, flat washers and hex nuts. (See
figure 1.)

6. Slide the bag over the air duct.

7. Fasten the nozzle to the front of the vacuum with
four flat washers and thumb nuts provided.

8. Use the following steps on the self propelled unit
only.

9. Fasten the throttle control to the right hand side

of the upper handle with one hex screw and hex

center locknut provided.

10. Secure throttle control cable to the lower handle

with the cable clip provided.

NOTE

START ENGINE

After the engine has been properly fueled and oiled
(refer to engine operating and maintenance instruc
tions), start engine in the following manner.

PUSH MODEL

1. Move throttle control lever on engine to START po
sition.

2. Crank engine. Pull recoil with a quick firm pull.

Do not pull out so far that rope stops with a jerk as

this will cause rope failure. Do not allow rope and

handle to snap back into place.

3. After two or three full firm pulls on recoil (or as

soon as engine fires), move speed control to run

position.

4. Operate a new engine at intermediate speeds and

light load for the first few hours as you would a
new automotive engine.

5. To stop engine, move speed control lever on en

gine to STOP position.

Cable clip must be assembled to lower

handle with the open end towards the
engine. This will prevent wear to the
bag.

11. Place ferrule through control lever.

12. Place flat washer over ferrule and thread control

rod into ferrule about eight or nine turns.

13. Hook formed end of control rod in the shifting

finger.

14. Place curved face of spacer towards the outside

of upper handle left hand side.

15. Fasten control lever in position with hex screw and

two hex nuts provided.

6. If carburetor needs adjustment to start or for oper

ation, see "Carburetor Readjustment" section.

SELF PROPELLED MODEL

1. Place drive engagement lever in the neutral posi
tion (towards the operator).

2. Move throttle control lever on handle to START

position.

3. Crank engine. Pull recoil with a quick firm pull.
Do not pull out so far that rope stops with a jerk

as this will cause rope failure. Do not allow rope
and handle to snap back into place.

247-670A
247-680A

IF YOU WRITE TO US ABOUT THIS A^TICIE

OR IF YOU ORDER REPLACEMENT PARTS AL

WAYS MENTION THIS MODEL & SERIAL NO

MODEL

hand side. This should be open
when the bag becomes half full.

EXPLODED VIEW OF UPPER HANDLE