Simplicity LTH Series User manual

OPERATOR’S
MANUAL

This manual covers the following Manufacturer’s Numbers
12LTH: MFG. NO. 1691931
36 " MOWER: MFG. NO. 1691419

Table of Contents
SAFETY RULES .
DECALS .
MOWER INSTALLATtON AND REMOVAL
OPERATION.
CONTROLS . 10
SAFETY INTERLOCK SYSTEM . 11
PUSHING THE TRACTOR BY HAND .12
BEFORE OPERATING .12
STARTING THE ENGINE. 12
STARTING AND STOPPING OPERATION .13
CLUTCH/BRAKE PEDAL OPERATION.14
MOWING PATTERN AND TIPS . 15
NORMAL CARE . 16
NORMAL CARE SCHEDULE . 16
CHECKING/ADDING GASOLINE .17
RAISING HOOD & SEAT DECK . 17
LUBRICATING THE TRACTOR. 18
LUBRICATING THE MOWER .19
CHECKING TIRE PRESSURE .21
CHECKING THE FUEL FILTER .21
SERVICING THE BATTERY .22
ADJUSTING THE SEAT . 22
SHARPENING & BALANCING THE BLADES .23
CHECK TRANSMISSION FLUID LEVEL.. .. 25
TRACTOR OFF-SEASON STORAGE.26
MOWER OFF-SEASON STORAGE.27
STARTING AFTER STORAGE . 2 7
TROUBLESHOOTING AND REPAIR .28
BATTERY REPLACEMENT .32
JUMP STARTING . 32
TRACTOR BELT REPLACEMENT .35
MOWER BELT REPLACEMENT .36
ADJUSTMENTS .38
TRACTOR BRAKE . 3 8
ENGINE PULLEY BELT STOPS .39
NEUTRAL ADJUSTMENT . 3 9
MOWER ADJUSTMENTS. .40
SMALL LIFT LEVER.45
LARGE LIFT LEVER .46
SPECIFICATIONS . 4 7
REPLACEMENT PARTS .48
OPTIONAL ATTACHMENTS & ACCESSORIES.49
PARTS MANUAL AVAILABLE .51
NOTE
In this manual “left” and “right” are referred to as seen from
the operating position.
1

Safety Rules
A Read these safety rules and follow them closely. Failure to obey these rules
could result In loss of control of vehicle, severe personal Injury to yourself or
bystanders, or damage to property or equipment. The triangle A In
the text signifies Important cautions or warnings which must be followed.
GENERAL
• Read the Operator's Manual carefully. Be thoroughly
familiar with the controls and the proper use of the
equipment.
• Never allow children to operate the machine. Do not allow
adults to operate it without proper instruction.
• Do not carry passengers.
• Use only attachments or accessories designed for your
machine. See your deaier for a compiete fist of
recommended attachments or accessories.
• Keep the area of operation cfear of aff persons, particufarly
smaff chifdren, and pets.
• Never direct discharge of material toward bystanders.
• Make sure:
a. tractor and attachments are in good operating
condition,
b. aff safety devices and shiefds are in place and in good
working condition, and
c. ail adjustments are correct.
PREPARATION
• Handle gasoline with care - it is highly flammable.
a. Use approved gasoline container.
b. Never remove the fuel tank cap or add gasoline to a
running or hot engine, or fill the fuel tank indoors. Wipe
up spilled gasoline.
• Do not run the engine indoors. Exhaust fumes are deadly.
• Clear the work area of objects which might be picked up
and thrown by attachments.
• Disengage all attachment clutches and move transmission
control lever into neutral before attempting to start the
engine.
• Wear heavy footwear. Do not operate tractor when
barefoot or when wearing open sandals or canvas shoes.
OPERATION
• Engage the parking brake, disengage the PTO, lower the
attachment, stop the engine and remove the key before
leaving the operator's position for any reason, such as to
unclog attachment chutes or to make repairs or adjustments.
2

Safety Rules
• stop tractor and attachments and inspect for damage after
striking a foreign object. Repair any damage before
restarting and operating the equipment.
• Watch out for traffic when crossing or operating near
roadways.
• Operate oniy in dayiight or in good artificiai iight.
• Never make adjustment white the engine is running.
• After operation, ptace transmission controt tever in
forward position to hetp prevent accidentat starting.
• Operate oniy up and down the face of stopes; never across
the face. Do not stop or start suddenty on stopes.
• Reduce speed on stopes and in sharp turns to prevent
tipping or toss of controt. Use extreme caution when
changing direction on stopes.
• Be especiatty carefut not to touch tractor or attachment
parts which might be hot from operation. Aiiow such parts to
coot before attempting to maintain, adjust, or service.
• Stay aiert for hoies in the terrain and other hidden hazards.
Be extra carefut when operating on wet, stippery surfaces.
• if equipment begins to vibrate abnormatty, disengage
power to attachments and stop engine at once. Inspect lor
damage and correct before starting up tractor.
• Use care when pulling loads or using heavy equipment.
a. Use only drawbar hitch point.
b. Limit loads to those you can safely control.
c. Do not turn sharply. Use care when backing.
d. Use weights when recommended in the tractor or
attachment Operator's Manual.
• Disengage power to attachment(s) when transporting or
not in use.
WARNING
Never place hands near the hydro pump cooling fan
when the tractor is running. Cooling fan is located on
left-hand side of hydro pump inside the rear frame.
Cooling Fan Location (Shown with left-hand rear tire
removed.)
3

Safety Rules
MAINTENANCE & STORAGE
• Keep all nuts, bolts, and screws tight to be sure the
equipment is in safe working condition.
• Do not change the engine governor settings or overspeed
the engine.
• To reduce fire hazard, keep the engine free of grass,
leaves, and excess grease.
• Never store the equipment with gasoline in the tank inside
a building where fumes may reach an open flame or spark.
Allow the engine to cool before storing in any enclosure.
4

Decals.
ALL WARNrNGS, CAUTIONS,
and instructional messages on
your tractor and mower should be
carefully read and obeyed.
Personal bodily injury can result
when these instructions are not
followed. The information is for
your safety and it is important. The
safety messages on this page are
on your tractor and mower.
IMPORTANT
DO NOT TOW TRACTOR
DAMAGE TO TRANSMISSION WILL
RESULT. DISENGAGE TRANSMISSION
TO MANUALLY PUSH TRACTOR.
TRANSMISSION
ENGAGED
TRANSMISSION
DISENGAGED
SNOWTHROWER &
MOWER PTO
DISENGAGE
A DANGER
A CAUTION
ITOAVOIOPOSSIBLEINJURY
READ OPERATOR'S MANUAL|S|.
KNOW LOCATION AND FUNCTION OF ALL
CONTROLS
' KEEP SAFETY DEVICES (GUARDS. SHIELDS
AND SWITCHESI IN PLACE AND WORKING.
' REMOVE OBJECTS THAT COULD BE THROWN
BY BLADE.
' 00 NOT MOW WHEN CHILDREN AND OTHERS
ARE AROUNG.
■ • NEVER CARRY CHILDREN.
ALWAYS LOOK BEHIND MACHINE BEFORE
BACKING.
> DO NOT MOW WHERE MACHINE COULD TIP
OR SLIP.
IF MACHINE STOPS GOING UPHILL. STOP
BURE AND BACK SLOWLY DOWN.
> BE SURE BLADE AND ENGINE ARE STOPPED
BEFORE PLACING HANDS OR FEET NEAR
BLADE.
i WHEN LEAVING MACHINE REMOVE KEYAND
SET PARKING BRAKE.
BRAKE & CLUTCH
ENGAGE^
CLUTCH
BRAKE
MOWER I
RAISE
LOWER
ROTATING CUTTING BLADE
DO NOT OPERATE MOWER
WITHOUT DEFLECTOR
OR ENTIRE GRASS
CATCHER IN PLACE.
A DANGER
ROTATING CUTTING BLADE
DO NOT PUT HANDS
OR FEET UNDER
MOWER DECK WHILE
BLADE IS ROTATING.
5

Mower Installation & Removal
NOTE
WARNING
Engage the parking brake, disengage the PTO, stop
the engine and remove the key before attempting to
install or remove the mower.
A. Lift Chain
B. Lift Arm
C. Mower Hitch Arms
The lift chain (A, figure 1) should be connected to the
rear hole in lift arm (B) unless optional large lift arm (B,
figure 8) is used to raise mower. With large lift lever,
connect chain in forward hole.
1. Place your tractor on a level surface, with the mower on
the right side of the tractor.
2. Turn the tractor front wheels full left (figure 1).
3. Place the mower in lowest cutting position and slide it
under the tractor, aligning arms (C, figure 1) with tractor
hitch (A, figure 2).
6
Figure 2. Mower Hitch Arms
A. Hitch C. Safety Clips
B. Pins D. Drive Belt

■ 4
Mower Installation & Removal
4. Insert the link (A, figure 3) into lift arm (B) then pivot
back and down. Secure chain (C) to clevis (D) with pin
(E) and clip (F). If chain has four links, be sure to use
only three links.
Figure 3. Lift Assembly
A. Lift Link D. Clevis
B. Lift Arm E. Pin
C. Chain F. Clip
Lift up front of mower and insert pins (B, figure 2) to
attach mower hitch arms to tractor hitch (A). (You can
insert a pry bar or wood under front edge to raise deck.)
Connect the clips (C) into the pins.
6. Slip the mower drive belt onto the PTO pulley (C, figure
4). Loosen belt stops as necessary. The left-hand belt
stop (A) is shown in figure 4. The right-hand belt stop is
shown in figure 5. Make sure that the belt is routed
between beit stop fingers. Check routing of belt by
referring to figure 6.
Figure 4. Left-Hand Belt Stop
A. Belt Stop D. Mower Hitch Arm
B. Belt E. Tractor Hitch
C. PTO Puliey F. Spring Clip
7

Mower Installation & Removal
7 . Insert one end of the PTO rod (B, figure 7) in the mower
PTO arm (A) and the other end in the tractor PTO arm
(C) in hole marked “MOW”. The rod must be inserted
into the holes from the right-hand side as shown. Refer
to figure 7 to make sure the rod is correctly positioned.
Install the spring clips (D).
8. If installing mower for the first time, or if a new belt was
installed, perform the mower adjustments in the
Adjustments section.
9. Reverse the procedure to remove the mower.
A. Belt Stop B. PTO Pulley C. Belt
Figure 6. Mower Bell Pattern - 36"
A. V-Pulley, Right Arbor
B. V-Pulley, Left Arbor
C. Engine PTO Puiley
D. Fiat Idier Puiiey
E. Beit