Montgomery Ward TMO-33902A, TMO-33986C User Manual
Safe Operation Practices
Assembly Instructions. .
Controls. Operation. Adjustments Lubrication. Maintenance Off-Season Storage.
...3 Trouble Shooting Chart. ...4 Electrical System. ...9 Illustrated Parts for Rider. ...
22,24,26,28,3023,25,27,29,31
..11 Parts List for Rider ..12 Illustrated Parts for Transaxles
32,34
..14 Parts List forTransaxles ..14 Parts Information ..18
NOTICE: A data plate with the model number and serial numbers of your unit is located on the frame,
under the seat. Record these numbers in the spaces provided on the back cover of this guide.
33,35
Back Cover
19
21
This
~ WARNING:
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 muffler is
available at your nearest engine authorized service center.
2
(t) :C~~~EI~Ej
To reduce the potential for any injury, comply with the following safety instructions. Failure to comply
with the instructions may result in personal injury.
SAFE OPERATION PRACTICES FOR RIDING VEHICLES
1. Read this owner's manual carefully in its en- 16. Disengage power to attachment(s) and stop
tirety before attempting to assemble or engine before making any repairs or adoperate this unit. Keep this manual in a safe justments. Disconnect the spark plug wire
place for future and regular reference and for and keep the wire away from the plug to preordering replacement parts. vent accidental starting.
2. This unit is a precision piece of power equip- 17. Before attempting to unclog the mower or
ment, not a plaything, Therefore exercise ex- discharge chute, stop the engine. The mower
treme caution at all times. blade(s) may continue to rotate for a few
3. Know the controls and how to stop quickly- seconds after the engine is shut off.
READ THIS OWNER'S MANUAL. Therefore, be sure the blade(s) have stopped
4. Do not allow children to operate vehicle. Do completely. Disconnect the spark plug wire
not allow adults to operate it without proper and keep the wire away from the plug to preinstruction. Only persons well acquainted vent accidental starting.
wit!! these rules of safe operation should be 18. Disengage power to attachment(s) when
allowed to use your mower. transporting or not in use.
5. ~o one sho~ld op.erate th,is u.nit whil~ int'?x- 19. Take all possible precautions when leaving
Icated or while takl~g medication that Impairs vehicle unattended such as disengaging
the senses or reactions. power-take-off, lowering attachments, shift-
6. Wear ~t~rdy, rough-soled work shoe~ and ing into neutral, setting parking brake, stopclose-fitting slacks and shirts to avoid en- ping engine and removing key
tanglement in the moving parts. Never operate .i
a unit in bare feet, sandals, or sneakers. 20. Do ,not stop or, start suddenly when go ng
7. To prevent injury, do not carry passengers or uphill or dow.nhili. Mow up and down face of
give rides. Keep children, pets and by- steep slop~s, ~e~er. across the face. l:'se exstanders out of the area while mowing. Only treme cautlo~ If .It IS necessary to drive th~
the operator should ride on the unit and only trac.tor ~p an Incline or back the tractor dow
r'de in the seat an Incline because the front of the tractor
8. ~heck overhea.d clearance carefully before could lift and raJ;>idly !Iip over backward which
driving under power lines, guy wires, bridges could cause serious Injury.
or low hanging tree branches, before entering 21. Reduce speed on slopes and in sharp turns to
or leaving buildings, or in any other situation prevent tipping or loss of control. Always
where the operator may be struck or pulled keep the tractor in gear when going down
from the unit, which could result in serious in- steep hills to take advantage of engine brak.
jury. ing action.
9. To maintain control of the unit and reduce the 22. Stay alert for holes in terrain and other hidden
possibility of upset or collision, operate the hazards.
tractor .smoothly. Avoid erratic operation and 23. Use care when pulling loads or using heavy
excessive speed.. equipment.
10. Keep the ~rea of operation .clear of all per- A, Use only approved drawbar hitch points.
sons, particularly small children and pets. B Limit loads to those you can safely control,
Stop engine when they are in the vicinity. of C: Do not turn sharply. Use care when back.
your mower. Although the area of oP.eratlon ing.
.should be comple.tely cleared of foreign ob. D. Use counterweight(s) or wheel weights
Jects, a small object ~ay have been over. when suggested in owner's manual.
looked and could be accidently thrown by the ..
mower in any direction and cause injury. 24. Watch out for traffic when crossing or near
11. Clear work area of objects which might be roadways.
picked up and thrown by the mower in any 25. When using any a~tachments, never direct disdirection and cause injury. charge of material t?ward ~y~tanders .nor
12. Stop the blade(s) when crossing gravel drives, allow anyone near vehicle while In operation.
walks or roads. 26. Handle gasoline with care. It is highly flam-
13. Disengage all attachment clutches and shift mable,
into neutral before attempting to start engine. A. Use approved gasoline container.
14. Disengage power to attachment(s) and stop B. Never remove cap or add gasoline to a runengine before leaving operating position. ning or hot engine or fill fuel tank indoors.
15. Do not put hands or feet near or under rotating Wipe up spilled gasoline.
parts. Keep clear of the discharge opening at C. Open doors if engine is run in garage. Ex.
all times as the rotating blade(s) can cause in- haust fumes are dangerous. Do not run
jury. 3 engine indoors.
27. Keep the vehicle and attachments in good
operating condition, and keep safety devices
in place. Use guards as instructed in
operator's manual.
28. Keep all nuts, bolts, and screws tight to be
sure the equipment is in safe working condi-
tion.
29. Never store the equipment with gasoline in
the tank inside a building where fumes may
reach an open flame or spark. Allow engine to
cool before storing in any enclosure.
30. To reduce fire hazard, keep engine free of
grass, leaves or excessive grease.
31. The vehicle and attachments should be
stopped and inspected for damage after strik-
ing a foreign object. The damage should be
repaired before restarting and operating the
equipment.
32. Do not change the engine governor settings
or overs peed the engine.33.
When using the vehicle with mower, proceed
as follows:
(1) Mow only in daylight or in good artificial
light.
(2) Never make a cutting height adjustment
while engine is running if operator must
dismount to do so.
(3) Shut the engine off and wait until the
blade comes to a complete stop before
removing the grass catcher.
(4) Check blade mounting bolts for proper
tightness at frequent intervals.
34. Check grass catcher bags frequently for wear
or deterioration. For safety protection, replace
only with new bag meeting original equipment
specifications.35.
Look behind to make sure the area is clear
before placing the transmission in reverse
and continue looking behind while backing
up. Disengage blades before shifting into
reverse and backing up.
36. This unit should not be driven up a ramp onto
a trailer or truck under power, because the
unit could tip over, causing serious personal
injury. The unit must be pushed manually to
load properly.
NOTE
This unit is shipped WITHOUT GASOLINE or OIL. After assembly, see
separate engine manual for proper
fuel and engine oil recommendations.
A_' ~ --J -fr
B--I;::;. K ~'
C-@ -f('
D--_~ ~ F
~r -.,~~ ~ r
H
~;:~~ 1
FIGURE 1.
ASSEMBLY
NOTE
Reference to right hand or left hand
side of machine is from the operat-
ing position, facing forward.
Contents of Hardware Pack:
(See Figure 1)
A (1) Steering Wheel Cap
B (1) Belleville Washer
C (1) Hex Nut 5/16-18 Thread
0 (1) Steering Bellow
E (2) Ignition Keys
'F (1) Battery Cover
G (2) Battery Hold-Down Rods
H (2) Wing Nuts
I (1) Cable Tie
J (1) Clevis Pin
K (1) Hairpin Cotter
L (1) Lock Washer 1/2" 1.0. (Not Shown)
~
M (1) Hex Nut 1/2-13 Thread (Not Shown)
Loose Parts in Carton:
(1) Battery Pack
(1) Steeri ng Wheel
E-')J
4
BATTERY INFORMATION
~ ~A_R~I_N? -_t
Battery acid must be handled with great care
as contact with it can burn and blister the skin.
It is also advisable to wear protective clothing
(goggles, rubber gloves and apron) when work-
ing with it..
B. Should battery acid accidentally splatter into
the eyes or onto the face, rinse the affected
area immediately with clean cold water. If
there is any further discomfort, seek prompt
medical attention.C.
If acid spills on clothing, first dilute it with
clean water, then neutralize with a solution of
ammonia/water or baking soda/water.
Since battery acid is corrosive, do not pour it
into any sink or drain. Before discarding empty
electrolyte containers, rinse :hem with a
neutralizing solution.E.
NEVER connect or disconnect charger clips to
battery while charger is turned on as it can
cause sparks.
F. Keep all lighted materials (cigarettes, match-
es, lighters) away from the battery as the
hydrogen gas generated during charging can
be combustible.G.
As a further precaution, only charge the battery
in a well-ventilated area.
.Always shield eyes, protect skin and clothing
when working near batteries.
ACTIVATING AND INSTAlliNG THE BATTERY
1. Upon opening the battery pack, you should
receive acid pack, battery, drain tube, filling
adapter and i}9rdware.
WARNING;
FIGURE 2.
FIGURE 3.
BATTERIES CONTAIN SULFURIC
ACID AND MAY CONTAIN EXPLOSIVE GASES (when electrolyte has
been added).
2. Place the battery on table or workbench to be
filled.3.
Place one end of clear plastic drain tube on-manifold
of battery. See figure 2.
NOTE
Some batteries may already have
the drain tube installed, in which
case it may be necessary to snip off
the sealed end.
4. Remove the six fill caps from the top of the
battery with a screwdriver. Care should be
taken not to damage the fill caps. See figure 2.
5. Lay acid package down, with "push in" facing
up. Using thumb, push in small perforated tab
at dot on front of package. Tear down large tab
to solid line, exposing hose. Do not use any
sharp object to open acid package.
6. Pullout hose from package and hold upright.
Squeeze hose forcing all acid back into
package. Cut off tip of hose and insert filling~adapter.
See figure 3.
7. Fill each celt to upper level marked on front of
battery. Replace fill caps on battery. See
figure 3.
8. Allow battery to sit for 20 to 30 minutes. Add
additional acid, if necessary, to bring it up to
the proper level.
D.
A.
5
Battery contains sulfuric acid. Refer to warning on
page 5. Antidote: EXTERNAL-Flush with water.
INTERNAL-Drink large quantities of water or
milk. Follow with milk of magnesia, beaten egg or
vegetable oil. Seek prompt medical attention.
EYES: Flush with cool water for at least 15
minutes, then seek immediate medical attention.
Since batteries produce explosive gases, keep all
lighted materials (cigarettes, lighters, matches,
etc.) away. Be sure to charge battery only in wellventilated areas.
KEEP BATTERIES
OUT OF THE REACH OF CHILDREN!
9. The battery can be charged after the 20
minutes sitting period. SLOW CHARGE THE
BATTERY (DO NOT FAST CHARGE) at a maximum bench rate of 1.4 amperes until the
specific gravity reading is 1.260-1.280. Charge
for a minimum of 2 hours and a maximum of 8
hours.
NOTE
Charging rate after battery has been
put into operation: The battery is to
be charged for a period of 14-16
hours. NO LONGER THAN 30
HOURS.
~CAUTION
After battery has been in service,
add only distilled water. DO NOT
ADD ACID.
This engine is equipped with an
alternator. The current for the bat-
tery charger alternator is u nregulated. During normal operation, it is
only necessary to charge the battery:
1. When it is activated for the first
time.
2. Before winter storage.
3. Before using the lawn tractor
after winter storage.
FIGURE 4.
FIGURE 5.
INSTAlliNG THE BATTERY
1. Place gear shift lever it) the "neutral" position. Unscrew the gear shift knob. See figure-4.
2. Push down and turn the locks on the transmis--sian
cover one-quarter turn. See figure 5.
6
FIGURE 6.
FIGURE 7.
Lift the transmission cover. Unplug the green
safety wire from beneath the transmission-cover.
See figure 6. Remove transmission
cover.
4. Place the battery in the lawn tractor so that
the positive terminal is facing the right side of-the
unit. See figure 7.
NOTE
Right and left hand sides of the unit
are determined from the operating
position, facing forward.
Slide the square nut (provided with battery
hardware) into the positive (+) terminal. Place
the positive (heavy red wire) cable and the
small red wire on the positive terminal. Secure
with screw and lock washer provided. See
figure 7.6.
Slide the square nut (provided with battery
hardware) into the negative (-) terminal.
Place the negative (heavy black wire) cable on
the negative terminal. Secure with screw and
lock washer provided.
3.
5.
7. Hook one hold-down rod (G) into the hole in
the frame beside the battery. See figure 7.
Place the battery cover (F) in position over the
hold-down rod. Secure with wing nut (H). At-
tach other hold-down rod to the other side of
battery cover in the same manner. See figure-8.
7
FIGURE 9.
Plastic
Bushing
in Dash
Panel
~! -Hairpin Cotte: (K)
._~
~ :;;;./ Upper Steering Clevis "' \ Shaft Pin (J)
,: I -Lower Steering
, I ;..~~ Shaft
.,..-
lr-::"~
Push the locking end of cable tie (I) through~the
hole in the left frame as shown in figure 9.
Route 1he battery drain tube back to the cable
tie. Place end of cable tie through the slot so a
loop is formed around the drain tube to secure
it. Tighten cable tie and cut off excess end.9.
Plug the green safety wire into the switch
beneath the transmission cover. Refer to
figure 6. Replace the transmission cover and
gear shift knob.
STEERING WHEEL INSTAllATION
1. For shipping purposes, the upper steering
shaft is pushed all the way down over the
lower steering shaft. Pull the upper steering
shaft up. The three holes in the shaft provide
three steering wheel heights. Select desired
hole and secure with clevis pin (J) and hairpin-cotter
(K). See figure 10.
FIGURE 10.
FIGURE 11.
~J--~
2. Attach steering bellow (D) to the steering-wheel
as shown in figure 11.
NOTE
One end of the steering bellow is
slightly larger than the other. The
larger end must be assembled to the
steering wheel.
8.
...t~
8
Place steering wheel and bellow on the steering shaft, lining up the flats in the wheel with
the flats on the shaft.4.
Secure with belleville washer (6) (cupped side
against the steering wheel) and hex nut (C).
~ See figure 12.
5. Press the steering wheel cap (A) on the steering wheel by hand.
SEAT INSTAllATION
The seat may be adjusted to four different posi.
tions. Select desired position and secure seat to
seat spring with lock washer (l) and hex nut (M). A
3/4" or adjustable wrench is required. See figure
13.
FIGURE 13.
THROTTLE CONTROL
The throttle control is used to regu late the eng ine
speed and to activate the choke on the engine. To
get maximum efficiency from cutting, the throttle
should be in the FAST position when operating
the mower. Pushing the throttle all the way forward past FAST, will choke the engine. See figure
14.
t'~
,-- ~
Lift an~
Throttle
Control~
FIGURE 14.
k..==!J/:,
Light Ignition
Switch Switch
Gear Shift
Lever
GEAR SHIFT LEVER
The gear shift lever is used to shift into one of the
forward gears, "NEUTRAL" or "REVERSE." See
figure 14. Model TMO-33902A has three forward
gears. Model TMO-33886C has fivE forward gears.
IGNITION SWITCH
Turn the key to the "START" position to start the
engine. When the engine is running, let the key
return to the "ON" position. To stop the engine,
turn the key to the left to the "OFF" position and
remove it to prevent accidental starting. See
figure 14.
LIGHT SWITCH
Push the light switch to turn on the lights. The
lights will only operate when the engine is run-
ning. See figure 14.
AMMETER
The ammeter registers the rate of battery charge
or discharge. The ammeter will register on the
discharging side when starting the engine. It
should register on the opposite side (charging)
when the engine is running in the fast position un-
til the battery is completely charged. With a fully
charged battery or with the engine idling, the am-
meter will not show a charge. See figure 14.
3.
9
CLUTCH.BRAKE PEDALThe
clutch-brake pedal is located on the right side
of the lawn tractor. Depressing the clutch-brake
pedal part way disengages the clutch. Pressing
the pedal all the way down disengages the clutch
and engages the disc brake. See figure 15.
NOTE
The clutch-brake pedal must be
depressed to start the engine.
PARKING BRAKE
To set the parking brake, depress the clutch-brake
pedal and press the parking brake knob down. To
release the parking brake, depress and release the
clutch-brake pedal. See figure 15.
CUTTING CONTROLS
A. LIFT AND DISENGAGEMENT LEVER
The lift and disengagement lever is used to raise
and lower the cutting deck. Pulling it all the way
back and locking it disengages the blades. The lift
and disengagement lever must be in the disengaged position when starting the engine and
when shifting into reverse. See figure 14.
B. DECK LIFT INDICATOR
The deck lift indicator marks the position being
used for the lift lever. Select the lift lever positiondesired,
press the indicator lever outward, move it
to the position immediately below the lift lever
and release the indicator lever. See figure 15.
C. WHEEL HEIGHT ADJUSTER
Move the lever towards the wheel and set it in the
desired height. See figure 16.
FIGURE 15.
INCLINE ASSISTANCE BRAKE
When stopping on a hill, hold the incline
assistance brake lever back while you release the
clutch-brake pedal until the lawn tractor begins to
move, then release the lever. This lever permits
smoother starts and clutch engagement by
holding the tractor during the brake release/clutch
engagement operation. See figure 15.
INTERLOCKS (Not Shown)
Interlock safety switches are located on the
clutch-brake pedal, and the lift and disengagement lever and gear shift lever.
Before the engine will start, the clutch-brake
pedal must be depressed all the way and the lift
and disengagement lever must be in the disen-
gaged position.
Before the unit can be shifted into reverse, the lift
and disengagement must be in the disengaged
position.
FIGURE 16.
D. SETTING THE CUTTING HEIGHT
1. Select the position for the lift lever which
gives the desired cutting height. Move the
deck lift indicator so that the lift lever can be
returned to the same position after it is raised.
2. Set the wheel height adjusters on the deck so
that the wheels are 1/4 to 1/2 inch above the
ground.To
set the cutting deck in the suspended position,
set the height of cut stop in the desired cutting
height and then set the deck wheels so they just
clear the ground.
10
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