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2
Safe ty Rules ..........................................2-3
Warranty...................................................4
Prod uct Spec i fi ca tions..............................5
Assembly / Pre-Operation ........................6
Op er a tion.............................................7-11
Maintenance Sched ule...........................12
Maintenance......................................12-15
Ser vice and Ad just ments...................15-16
Stor age..............................................16-17
Trou ble shoot ing.................................17-18
Re pair Parts.......................................36-39
TABLE OF CONTENTS
IMPORTANT: This cutting machine is capable of amputating hands and feet and throwing ob-
jects. Failure to observe the following safety instructions could result in serious injury or death.
Look for this symbol to point out im-
por tant safety precautions. It means
CAU TION!!! BECOME ALERT!!!
YOUR SAFE TY IS INVOLVED.
WARNING: In order to prevent ac ci den tal
starting when setting up, trans port ing, ad-
just ing or making repairs, always dis con nect
spark plug wire and place wire where it can not
come in contact with plug.
WARNING: Engine exhaust, some of its
constituents, and certain vehicle com po -
nents contain or emit chem i cals known to
the State of Cal i for nia to cause can cer and
birth defects or oth er re pro duc tive harm.
WARNING: Battery posts, terminals and
related accessories contain lead and lead
compounds, chemicals known to the State
of Cal i for nia to cause can cer and birth
defects or oth er re pro duc tive harm. Wash
hands after handling.
CAUTION: Muffl er and other engine
SAFETY RULES
parts become extremely
hot during operation and
remain hot after engine
has stopped. To avoid
severe burns on contact,
stay away from these areas.
I. GENERAL OPERATION
• Read, understand, and follow all
in struc tions on the machine and in the
manual(s) before starting. Be thor ough ly
familiar with the controls and the proper
use of the machine before starting.
• Do not put hands or feet near or under
rotating parts. Keep clear of the dis-
charge opening at all times.
• Only allow responsible individuals, who
are familiar with the in struc tions, to
operate the machine.
• Clear the area of objects such as rocks,
toys, wire, bones, sticks, etc., which could
be picked up and thrown by blade.
• Be sure the area is clear of other people
before mowing. Stop the ma chine if
anyone enters the area.
• Do not operate the mower when bare-
foot or wearing open sandals. Al ways
wear substantial foot wear.
• Do not pull mower backwards unless abso-
lutely nec es sary. Always look down and be-
hind before and while moving backwards.
• Never direct discharged material toward
anyone. Avoid discharging material
against a wall or obstruction. Material may
richochet back toward the operator. Stop
the blade when crossing gravel surfaces.
• Do not operate the mower without prop-
er guards, plates, grass catcher or oth er
safety protective devices in place.
• See manufacturer’s instructions for
proper operation and installation of
accessories. Only use accessories ap-
proved by the manufacturer.
• Stop the blade(s) when crossing grav el
drives, walks, or roads.
• Stop the engine (motor) whenever you
leave the equip ment, before clean ing
the mower or unclogging the chute.
• Shut the engine (motor) off and wait
until the blade comes to complete stop
before removing grass catcher.
• Mow only in daylight or good artifi cial light.
• Do not operate the machine while under
the infl uence of alcohol or drugs.
• Never operate machine in wet grass.
Always be sure of your footing: keep a
fi rm hold on the handle; walk, never run.
• Disengage the self-propelled mech-
a nism or drive clutch on mowers so
equipped before starting the engine.
• If the equipment should start to vi brate
abnormally, stop the engine (motor) and
check immediately for the cause. Vibra-
tion is generally a warning of trouble.
• Always wear safety goggles or safe ty glass-
es with side shields when op er at ing mower.
II. SLOPE OPERATION
Slopes are a major factor related to slip &
fall accidents which can result in severe
injury. All slopes require extra caution. If
you feel uneasy on a slope, do not mow it.
39
ROTARY LAWN MOWER - - MODEL NUMBER 6521RS (96145000501) (PRODUCT NUMBER 961 45 00-05)
NOTE: All component dimensions given in U.S. inches. 1 inch = 25.4 mm.
IMPORTANT: Use only Original Equipment Manufacturer (O.E.M.) replacement parts. Failure to do so could be hazardous, damage your lawn mower and void your warranty.
KEY PART
NO. NO. DESCRIPTION
KEY PART
NO. NO. DESCRIPTION
1 532 40 73-44 Drive Control Assembly (Includes Cable)
2 532 41 35-42 Cover, Top, Drive Control
3 532 40 62-62 Pulley
4 532 19 00-39 Lever, Drive Control
5 532 41 35-41 Cover, Bottom, Drive Control
6 532 18 16-98 Screw, Phillips Head #10 x 5/8
7 532 40 07-23 Mounting Bracket, Drive Control
9 532 40 62-58 Cable, Drive Control
10 532 18 93-78 Decal, Drive Control
11 532 40 65-58 Spring
13 532 40 48-44 Gear Case Assembly, Complete
14 532 19 34-43 Pulley, Drive
15 532 40 90-73 Kit, Wheel Adjuster Assembly, RH
(Includes Knob and Bearing)
16 532 40 90-74 Kit, Wheel Adjuster Assembly, LH
(Includes Knob and Bearing)
17 532 16 67-85 Nut, Hex
18 532 40 64-28 Spring Selector
19 532 19 64-01 Knob, Selector Spring
20 532 41 05-94 Bracket, Wheel Adjusting
21 532 40 16-38 Bolt, Shoulder, Hex Head
22 532 19 10-39 Bearing, Ball
23 532 40 66-90 Axle Arm Assembly, RH
24 532 40 66-89 Axle Arm Assembly, LH
25 532 40 07-83 Cover Drive
26 532 75 06-34 Screw, Threaded, Rolled #10-25 x 1/2
27 532 40 16-29 Spacer
28 812 00 00-58 E-Ring 7/16
29 532 18 94-03 Cover, Dust, Wheel
30 873 80 04-00 Nut, Hex
31 532 40 48-45 Pawl
32 532 41 31-43 Wheel & Tire Assembly, Rear
33 532 40 91-48 Nut, Hex, Flangelock 3/8-16
39 532 40 16-30 Washer, Curved, Cylindrical
40 532 19 80-11 Wheel & Tire Assembly, Front 8 x 2
41 532 40 48-35 Gear, Pinion
42 532 19 74-80 O-Ring
44 532 40 65-80 V-Belt
47 532 06 77-25 Washer 1/2 x 1-1/2 x .134
49 532 16 34-09 Screw, Hi-Lo Thread #12 x 5/8
50 532 41 31-04 Belt Keeper
51 532 08 83-48 Washer, Flat 1/2
60 532 41 27-47 Case, Lower
61 532 41 27-36 Case, Upper
62 532 41 27-45 Shaft, Output, Long
63 532 18 35-08 Seal, Output Shaft
64 532 18 35-11 Bushing
65 532 18 35-09 Washer
66 532 18 35-14 Seal, Worm Shaft
67 532 18 35-06 Bearing, Ball
68 532 41 27-42 Gear, 28 Teeth
69 532 41 27-39 Fixed Dog Clutch, LH
70 532 41 27-41 Pin, Output Shaft
71 532 41 27-40 Movable Dog Clutch, LH
72 532 41 27-38 Shaft, Output, Short
73 532 18 35-13 Screw, Case
75 532 41 27-46 Pin, Worm Shaft
76 532 41 27-44 Fixed Dog Clutch, RH
77 532 41 27-43 Movable Dog Clutch, RH
78 532 41 07-31 Spring, Leaf
79 532 41 27-37 Shaft, Worm