MTD 242-675-000 User manual

• ASSEMBLY • OPERATION • MAINTENANCE • PARTS •
POWER
VACUUMS
Model Numbers
242 - 675-000
242 - 685-000
242 - 689-000
242677
242687
IMPORTANT!
Record the Model No. and Mfg. Code which
appear on your unit in the space below. You
must have these numbers, along with the date
of purchase, in order to receive warranty or ser¬
vice.
MEETS ANSI SAFETY STANDARDS
Important:
Read Safety Rules
and Instructions Carefully
MODEL NO.
MFG. CODE
Made ^
WARNING: This unit is equipped with an internal 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 360900, Cleveland, Ohio 44136.
FORM NO. 770-5208G

1
IMPORTANT
RULES FOR SAFE OPERATION
A THIS SYMBOL POINTS OUT IMPORTANT SAFET f INSTRUCTIONS WHICH, IF NOT FOLLOWED, COULD ENDANGER THE a
PERSONAL SAFETY AND/OR PROPERTY OF YOl JRSELF AND OTHERS. READ AND FOLLOW ALL INSTRUCTIONS IN THIS
MANUAL BEFORE AHEMPTING TO OPERATE YOUR POWER VACUUM. FAILURE TO COMPLY WITH THESE INSTRUC-
TIONS MAY RESULT IN PERSONAL INJURY. WHE N YOU SEE THIS SYMBOL— ^ HEED ITS WARNING.
1. Read this operating and service instruction manual careful /. Be thor- 10. Check all bolts for tightness at frequent periods.
oughly familiar with the controls and proper use of the p( wer vacu- 11. Never store this power vacuum with fuel in the tank. Allow engine to
urn cool before storing in any enclosure.
2. Never allow children to operate this power vaccum. 12. Keep bag and equipment free of debris when not in use.
3 Keep the area of operation clear of all persons, particu arly small 13. Never operate this power vacuum unless air duct and vacuum bag
children and pets. are properly affixed in their place. Large zippered end of bag must be
4. Check fuel before starting engine. Do not fill fuel tank ind lors, when closed when operating to prevent objects from being blown out.
engine is running, or while engine is hot. Wipe off any ipilled fuel 14. Never empty vacuum bag when engine is running.
before starting engine I Never change inlet nozzle or auxiliary hose attachment when engine
5. Do not change engine governor settings. is running.
6. Do not put hands near rotating parts for any reason. 16. The manufacturer recommends that the operator wear safety glass-
7. If the power vacuum should start to vibrate abnormalh, stop the es or some other suitable eye protection when operating this
engine and check immediately for the cause. Vibration is jenerally a machine.
warning of trouble. 17. Check the vacuum bag frequently for wear and replace when neces-
8. Before cleaning, repairing or inspecting, make certain all moving sary.
parts have come to a complete stop. Disconnect spark pk g wire and 18. Never operate as a leaf blower unless impeller guard and guard
keep wire away from plug to prevent accidental starting. Also keep assembly are properly affixed in their place.
throttle control lever in the stop position. 19. Exercise caution whenever operating as a leaf blower. Do not allow
9. If the power vacuum should become blocked with debris a: any point, discharge to be pointed in the direction of persons.
' shut engine off and wait until the impeller comes to a complete stop 20. No one should operate this unit while intoxicated or while taking
before attempting to remove the obstruction. Disconnect spark plug medication that impairs the senses or reactions,
wire to prevent accidental starting.
CONTENTS OF HARDWARE PACK ~
(Hardware pack may contain extra items which are not used on your unit. Quantities of parts and part
number; are shown in parentheses.)
A I ATTACHING THE NOZZLE AND |Bl i ATTACHING THE I D| ATTACHING THE CLUTCH ROD
^ AiR DUCT ASSEMBLY — UPPER HANDLE — (Self-Propeiled Units Only)
rnrnTTTTm-Clutch Grip and Extension^-
\ ^ y [ml jl - — I , Spring are Not Shown (_ )
Hand Knobs
(Qty. 3)
-(720-0170)
Cupped
Washers (Qty. 3)
(736-0242)
Flat
Washers (Qty. 2)
(736-0231)-«
I I I I I I I I I I
0 1
INCHES
o
Hex Bolts 1/4-20 x
1-3/4" Long (Qty. 4)
(710-0136)
He: t Lock Nuts ^ ^
1/4 -20 Thread-
(Qty. 4)
(712-0107)
INSTALLING THE BAG
Clevis Pin
(Qty. 1)
(711-0679)
Hairpin Clip
(Qty. 1)
(714-0145)
o
Stu d Pins (Qty. 2)
(711-0737)
Push-On
Speed Nuts— ►
(Qty. 2 )
(1539-019)
Hex Lock Hex Jam Nut
Nut 1/4-20 Thread 1/4-20 Thread
(Qty. 1) (Qty.1)
(712-0107) (712-0298)
I (Thinner Nut)
I I I I I I I I I
FIGURE 1.

ASSEMBLY INSTRUCTIONS
IMPORTANT: This unit is shipped WITHOUT
GASOLINE or OIL. After assembly, service engine
with gasoline and oil as instructed in the separate
engine manuai packed with your unit.
Nozzle
Upper
Handle
FIGURE 2.-Loose Parts in Carton
Air
Duct
Assembly
Directional
Discharge
Assembly
Impeller
--Guard
Clutch
i— ■ —Rod
(Self-Propelled
Models Only)
FIGURE 4.
Upper
Handle
FIGURE 5.
NOTE: Reference to right or ieft 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)
A (2) Hex Bolts 5/16-18 x 1” Long
B (4) Shoulder Spacers
C (2) Hex Nut 5/16-18 Thread
D (1) Truss Machine Screw 1/4-20 x 3/4” Long
E (1) Lock Washer 1/4” I.D.
F (1) Hex Nut 1/4-20 Thread
G (1) Shoulder Bolt
H (2) Cupped Washers 3/8” I.D.
I (1) Hex Jam Lock Nut 3/8-16 Thread
(2) Tow Bar Halves (Not Shown)
AHACHING 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.
ATTACHING 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.
3

I
Hand Cupped
Ifnnh Washer
AHACHING THE AIR DUCT ASSEMBLY
(Hardware A)
Place air duct assembly over opening on top of hous¬
ing. Secure with two flat washers, cupped washers
(cupped side of washers against flat washers) and
•hand knobs. See figure 6.
FIGURE 6.
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.
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.
4

Clutch Grip
Assembly
Clevis
Pin
FIGURE 9.
ATTACHING THE CLUTCH ROD (Hardware D)
(Self-Propelled Models Only)
1. A ssemble the clutch grip to the left hand side of
upper handle. Secure In place with clevis pin and
-hairpin clip. See figure 9. Head of clevis pin
should be to the outside of handle.
Rod
FIGURE 10.
2. S li de the extension spring onto clutch rod as
—shown in figure 10. Thread hex lock nut onto
clutch rod approximately 21/2 inches.
3. Hook top (hooked end) of clutch rod into clutch
grip. Hook spring into clutch bracket assembly.
—See figure 11. Adjust nut on the clutch rod so that
when the clutch grip is all the way up, there is no
siack in the spring.
4. Thread hex jam nut (thinner nut) onto clutch rod,
and lock it against the lock nut.
CONVERTING VACUUM TO A LEAF BLOWER
A WARNING: Be sure to stop engine and
disconnect spark piug wire.
1. R emove the bag. Remove the air duct assembly
by removing two hand knobs, cupped washers
and flat washers. Refer to figure 6.
2. R emove the nozzle by removing one hand knob
-and cupped washer. Refer to figure 4.
3. R emove the hand knob and cupped washer
which hold the housing to engine brace. See fig¬
ure 12.
FiGURE 12.