MTD 675, 689 User Manual

OWNHrSGUW

$1.00

• ASSEMBLY

OPERATION • MAINTENANCE •

Made ^ in

AMERICA

WARNING: This unit is equipped with an internai combustion engine and should not be used

on or near any unimproved forest-covered, brush-covered or grass-covered land unless the engine's exhaust system is equipped with a spark arrester meeting applicable local or state laws (if any). If a spark arrester is used, it should be maintained in effective working order by the operator.

In the State of California the above is required by law (Section 4442 of the California Public Resources Code). Other states may have similar laws. Federal laws apply on federal lands. A spark arrester for the muffler is available through your nearest engine authorized service dealer or contact the service department, P.O. Box 368022, Cleveland, Ohio 44136-9722.

FORM NO. 770-8584J

IMPORTANT

THIS SYMBOL POINTS OUT IMPORTANT SATETY INSTRUCTIONS WHICH, IF NOT FOLLOWED, COULD ENDANGER THE PERSONAL SAFETY AND/OR PROPERTY DF YOURSELF AND OTHERS. READ AND FOLLOW ALL INSTRUCTIONS

IN THIS MANUAL BEFORE ATTEMPTING TO OPERATE YOUR POWER VACUUM. FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY. WHEN YOU SEE THIS SYMBOL— ^ HEED ITS WARNING.

Your power vacuum was built to be operated according to the rules for safe operation in this manuai.

DANGER: As with any type of powi.>r equipment, careiessness or error on the part of the operator can resuit in

serious injury. If you viol: ite any of these rules, you may cause serious injury to yourseif or others.

RULES FOR SAFE OPERATION

Read this operating and service instruction manuei carefully. Be thoroughly familiar with the controls and proper use of the power vacuum. Never allow children to operate this power vacuum. Keep the area of operation clear of all persons, [ articulariy

small children and pets. Check fuel before starting engine. Do not fill fuel tank indoors, when engine is running, or while engine is hot. W pe off any spilled fuel before starting engine. Do not change engine governor settings. Do not put hands near rotating parts for any reason. If the power vacuum should start to vibrate abnormally, stop the engine and check immediately for the cause. Vibration is generally a warning of trouble. Before cleaning, repairing or inspecting, make certa n all mov ing parts have come to a complete stop. Disconnect spark plug wire and keep wire away from plug to prevent accid mtal start ing. Also keep throttle control lever in the stop positi )n. If the power vacuum should become blocked with dr bris at any point, shut engine off and wait until the impeller comes to a complete stop before attempting to remove the obstruction. Disconnect spark plug wire to prevent accidental stai ting.

10. Check all bolts for tightness at frequent periods.

11. Never store this power vacuum with fuel in the tank. Allow

engine to cool before storing in any enclosure.

12.

Keep bag and equipment free of debris when not in use.

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 attachment 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.

18.

Never operate as a leaf blower unless impeller guard and guard assembly are properly affixed in their place. Exercise caution whenever operating as a leaf blower. Do not

19. allow discharge to be pointed in the direction of persons.

20.

No one should operate this unit while intoxicated or while tak ing medication that impairs the senses or reactions.

CONTENTS OF HARDWARE PACK

(Hardware pack may contain extra items which are not used on your unit. Quantities of parts and part

numbers are shown in parentheses.)

ATTACHING THE NOZZLE AND AIR DUCT ASSEMBLY

Hand Knobs

(Qty. 2)

(720-0170)

Cupped

Washers (Qty. 3)

■ (736-0242)

ATTACHING THE

UPPER HANDLE

Hex Bolts 1/4-20 X

1-3/4" Long (Qty. 4)

(710-0136)

He c Lock Nuts

1A -20 Thread

(Qty. 4)

(712-0107)

INSTALLING THE BAG

ATTACHING THE CLUTCH ROD (Self-Propelled Units Only)

Clutch Grip and Extension^____.

Spring are Not Shown ( )

Clevis Pin

(Qty. 1)

(711-0679)-

Hairpin Clip

(Qty. 1)

(714-0145)

Flat

Washer (Qty. 1)'

(736-0231)

I I I I I I I I I I I I I I I

INCHES

I I I

Stu d Pins (Qty. 2)

(711-0737)

Push-On

S peed Nuts

(Qty. 2)

(1539-019)

Hex Lock

Nut 1/4-20 Thread

(Qty. 1)

(712-0107)

Hex Jam Nut

1/4-20 Thread

(Qty. 1)

(712-0298)

(Thinner Nut)

FIGURE 1.

ASSEMBLY INSTRUCTIONS

V IMPORTANT: This unit Is shipped WITHOUT

GASOLINE or OIL. After assembly, service engine with gasoiine and oii as instructed in the separate engine manuai packed with your unit.

Upper

Nozzie

Handie^

Air

Duct

Assembiy

Directionai

Discharge Assembiy

impeiier

Guard

Clutch

_____ Rod

(Self-Propelled

FiGURE 2.-Loose Parts in Carton

Models Only)

c—

FIGURE 3.—Optional Tow Bar Kit

Cupped

Washer^

NOTE: Reference to right or left hand side of the

vacuum is observed from behind the unit in the operating position.

UNPACKING

Remove the vacuum, loose parts, hardware pack and

literature from the carton. Make certain all parts and literature have been removed before the carton is dis carded.

LOOSE PARTS IN CARTON

-{See Figure 2)

(1) Nozzle (1) Upper Handle (1) Air Duct Assembly (1) Clutch Rod (Self-Propelled Models Only) (1) Directional Discharge Assembly

(1) Impeller Guard

(1) Bag

TOW BAR KIT

Standard for push models, optional for self-pro pelled models.

-(See Figure 3)

(2) Hex Bolts 5/16-18 x 1" Long

(2) (4) Shoulder Spacers

(4)

D E F

H 1

Hex Nut 5/16-18 Thread

(2) (1) Truss Machine Screw 1/4-20 x 3/4" Long

(1)

Lock Washer 1/4" I.D.

(1)

Hex Nut 1/4-20 Thread

(1) (1) Shoulder Bolt

(1) (2) Cupped Washers 3/8" I.D.

(2)

Hex Jam Lock Nut 3/8-16 Thread

(1) (2) Tow Bar Halves (Not Shown)

(2)

FIGURE 4.

Handle

FiGURE 5.

Nozzle

Upper

Hand Knob

ATTACHING THE NOZZLE (Hardware A)

Place nozzle in position on front of housing so that it rests in flanges. Secure with one hand knob and

cupped washer (cupped side of washer against the

-nozzle). See figure 4.

AHACHING THE UPPER HANDLE (Hardware B)

Place the upper handle in position over lower handle. Fasten with four hex bolts and lock nuts provided.

-See figure 5. Two 7/16" wrenches are required.

Hand Knob

FIGURE 6.

Cupped .Washer

Cup|)ed Was tier

Thumb

Screw

ATTACHING THE AIR DUCT ASSEMBLY (Hardware A)

Place air duct assembly over opening on top ot hous

ing. Secure front of air duct assembly with one flat washer, cupped washer (cupped side of washer against flat washer) and a hand knob. Secure back (close to engine) with one cupped washer (cupped side against air duct assembly) and thumb screw. See

-figure 6.

FIGURE 7.

Handle

INSTALLING THE BAG (Hardware C)

1. Place the stud pins in holes in upper handle (head of pins go to the inside of handle). Secure

pins with push-on speed nuts by holding speed nut with box wrench and tapping pin with ham-

--------

mer. See figure 7.

2. Assemble the bag by slipping the top straps on bag over upper handle. Hook two small straps over stud pins on handle. Slip elastic opening of bag over air duct assembly. Be certain elastic on bag is placed over the flanges on air duct assem-

— bly. See figure 8.

FIGURE 8.

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