Kohler 6600 Series Manual de usuario
132 690 03 Rev. I KohlerEngines.com
Service Manual
2 Safety
3 Maintenance
5 Specifications
21 Tools and Aids
24 Troubleshooting
28 Air Cleaner/Intake
30 Fuel System
49 Governor System
50 Lubrication System
52 Electrical System
59 Starter System
63 Emission Compliant Systems
66 Disassembly/Inspection and Service
79 Reassembly
IMPORTANT: Read all safety precautions and instructions carefully before operating equipment. Refer to operating
instruction of equipment that this engine powers.
Ensure engine is stopped and level before performing any maintenance or service.
KT610-KT620, KT715-KT745
2
Safety
SAFETY PRECAUTIONS
WARNING: A hazard that could result in death, serious injury, or substantial property damage.
CAUTION: A hazard that could result in minor personal injury or property damage.
NOTE: is used to notify people of important installation, operation, or maintenance information.
WARNING
Explosive Fuel can cause
fires and severe burns.
Do not fill fuel tank while
engine is hot or running.
Gasoline is extremely flammable
and its vapors can explode if
ignited. Store gasoline only in
approved containers, in well
ventilated, unoccupied buildings,
away from sparks or flames.
Spilled fuel could ignite if it comes
in contact with hot parts or sparks
from ignition. Never use gasoline
as a cleaning agent.
WARNING
Rotating Parts can cause
severe injury.
Stay away while engine
is in operation.
Keep hands, feet, hair, and
clothing away from all moving
parts to prevent injury. Never
operate engine with covers,
shrouds, or guards removed.
WARNING
Carbon Monoxide can
cause severe nausea,
fainting or death.
Avoid inhaling exhaust
fumes.
Engine exhaust gases contain
poisonous carbon monoxide.
Carbon monoxide is odorless,
colorless, and can cause death if
inhaled.
WARNING
Accidental Starts can
cause severe injury or
death.
Disconnect and ground
spark plug lead(s) before
servicing.
Before working on engine or
equipment, disable engine as
follows: 1) Disconnect spark plug
lead(s). 2) Disconnect negative (–)
battery cable from battery.
WARNING
Hot Parts can cause
severe burns.
Do not touch engine
while operating or just
after stopping.
Never operate engine with heat
shields or guards removed.
WARNING
Cleaning Solvents can
cause severe injury or
death.
Use only in well
ventilated areas away
from ignition sources.
Carburetor cleaners and solvents
are extremely flammable. Follow
cleaner manufacturer’s warnings
and instructions on its proper and
safe use. Never use gasoline as a
cleaning agent.
CAUTION
Electrical Shock can
cause injury.
Do not touch wires while
engine is running.
CAUTION
Damaging Crankshaft
and Flywheel can cause
personal injury.
Using improper procedures can
lead to broken fragments. Broken
fragments could be thrown from
engine. Always observe and use
precautions and procedures when
installing flywheel.
KohlerEngines.com 32 690 03 Rev. I
3
Maintenance
32 690 03 Rev. I KohlerEngines.com
MAINTENANCE INSTRUCTIONS
WARNING
Before working on engine or equipment, disable engine as
follows: 1) Disconnect spark plug lead(s). 2) Disconnect
negative (–) battery cable from battery.
Accidental Starts can cause severe injury or
death.
Disconnect and ground spark plug lead(s)
before servicing.
Normal maintenance, replacement or repair of emission control devices and systems may be performed by any repair
establishment or individual; however, warranty repairs must be performed by a Kohler authorized dealer.
MAINTENANCE SCHEDULE
Every 25 Hours¹
●Service/replace precleaner. Air Cleaner/Intake
●Replace LPAC element (if not equipped with precleaner). Air Cleaner/Intake
Every 50 Hours¹
●Replace LPAC element (if equipped with precleaner). Air Cleaner/Intake
●Replace high performance air cleaner element (if not equipped with precleaner). Air Cleaner/Intake
Every 75 Hours¹
●Replace high performance air cleaner element (if equipped with precleaner). Air Cleaner/Intake
●Replace PRO performance air cleaner element (if not equipped with precleaner). Air Cleaner/Intake
Every 100 Hours¹
●Replace PRO performance air cleaner element (if equipped with precleaner). Air Cleaner/Intake
●Change oil and filter. Lubrication System
●Remove cooling shrouds and clean cooling areas. Air Cleaner/Intake
Every 100 Hours
●Check that all fasteners are in place and components are properly secured. Reassembly
●Replace fuel filter.
Every 500 Hours²
●Have valve lash checked/adjusted. Reassembly
Every 500 Hours
●Replace spark plugs and set gap. Electrical System
¹ Perform these procedures more frequently under severe, dusty, dirty conditions.
² Have a Kohler authorized dealer perform this service.
REPAIRS/SERVICE PARTS
Kohler genuine service parts can be purchased from Kohler authorized dealers. To find a local Kohler authorized
dealer visit KohlerEngines.com or call 1-800-544-2444 (U.S. and Canada).
4
Maintenance
KohlerEngines.com 32 690 03 Rev. I
OIL RECOMMENDATIONS
We recommend use of Kohler oils for best performance.
Other high-quality detergent oils (including synthetic)
of API (American Petroleum Institute) service class SJ
or higher are acceptable. Select viscosity based on
air temperature at time of operation as shown in table
below.
°F -20 020324060
50 80 100
°C -30 -20 -10 0 10 20 30 40
5W-30
10W-30
SAE 30
FUEL RECOMMENDATIONS
WARNING
Explosive Fuel can cause fires and severe
burns.
Do not fill fuel tank while engine is hot or
running.
Gasoline is extremely flammable and its vapors can
explode if ignited. Store gasoline only in approved
containers, in well ventilated, unoccupied buildings,
away from sparks or flames. Spilled fuel could ignite
if it comes in contact with hot parts or sparks from
ignition. Never use gasoline as a cleaning agent.
NOTE: E15, E20 and E85 are NOT approved and
should NOT be used; effects of old, stale or
contaminated fuel are not warrantable.
Fuel must meet these requirements:
●Clean, fresh, unleaded gasoline.
●Octane rating of 87 (R+M)/2 or higher.
●Research Octane Number (RON) 90 octane minimum.
●Gasoline up to 10% ethyl alcohol, 90% unleaded is
acceptable.
●Methyl Tertiary Butyl Ether (MTBE) and unleaded
gasoline blend (max 15% MTBE by volume) are
approved.
●Do not add oil to gasoline.
●Do not overfill fuel tank.
●Do not use gasoline older than 30 days.
STORAGE
If engine will be out of service for 2 months or more
follow procedure below.
1. Add Kohler PRO Series fuel treatment or equivalent
to fuel tank. Run engine 2-3 minutes to get stabilized
fuel into fuel system (failures due to untreated fuel
are not warrantable).
2. Change oil while engine is still warm from operation.
Remove spark plug(s) and pour about 1 oz. of
engine oil into cylinder(s). Replace spark plug(s) and
crank engine slowly to distribute oil.
3. Disconnect negative (–) battery cable.
4. Store engine in a clean, dry place.
5
Specifications
32 690 03 Rev. I KohlerEngines.com
Engine Dimensions with Low Profile or High Performance Air Cleaner-Flywheel Side
F
E
G
H
I
M
A
B
D
C
J
K
L
A423.0 mm (16.65 in.) B136.7 mm (5.38 in.) C89.6 mm (3.53 in.) D50.1 mm (1.97 in.)
EOil Fill and Dipstick
(Yellow) FFuel Line Connection
Point GMounting Hole "A" H136.9 mm (5.39 in.)
I141.5 mm (5.57 in.) J89.7 mm (3.53 in.) K307.9 mm (12.12 in.) L7.2 mm (0.28) Center
of Gravity
M45.5 mm (1.79 in.)
Center of Gravity
6
Specifications
KohlerEngines.com 32 690 03 Rev. I
Engine Dimensions with Low Profile or High Performance Air Cleaner-Oil Filter Side
AB
C
DEF
G
H
IJ
K
L
M
A355.1 mm (13.98 in.)
Low Profile Air
Cleaner Removal B329.1 mm (12.96 in.)
Top of Low Profile
Air Cleaner C159.4 mm (6.28 in.)
Center of Gravity DEngine Mounting
Surface
E80.3 mm (3.16 in.)
Oil Filter FMounting Hole "A" G51.2 mm (2.02 in.)
Oil Filter H134.0 mm (5.28 in.)
Spark Plug Center
Line
I340.9 mm (13.42 in.) J380.7 mm (14.99 in.) KOptional Fixed Guard L
392.1 mm (15.44 in.)
High Performance
Air Cleaner
Removal
M
354.2 mm (13.94 in.)
Top of High
Performance Air
Cleaner
7
Specifications
32 690 03 Rev. I KohlerEngines.com
Engine Dimensions with Low Profile or High Performance Air Cleaner-Engine Mounting Surface (PTO End)
A
BB C
E
F
G
HI
J
L
PN
M
O
D
T
S
R
K
G
LL
Q
U
A334.3 mm (13.16 in.) B72.8 mm (2.87 in.) C94.3 mm (3.71 in.) D48.1 mm (1.89 in.)
EEvap Connection
Point F
4 X 5/16-18
UNC-2B in.
16.5 mm (0.649 in.)
Deep No Studs
G30° H50.0 mm (1.97 in.)
Exhaust Port #2
I268.3 mm (10.56 in.) J104.0 mm (4.10 in.) K242.1 mm (9.53 in.) L89.8 mm (3.54 in.)
M18.0 mm (0.71 in.)
Oil Filter Removal N116.8 mm (4.60 in.) OMounting Hole "A" PRotation Direction
Q248.1 mm (9.77 in.)
Starter Stud R
4 X 9.005 mm (0.355
in.) 37.0 mm (1.46
in.) Deep on a Ø
254.0 mm (10.0 in.)
B.C.
S93.1 mm (3.66 in.)
Starter Stud T
312.0 mm (12.28 in.)
Throttle and Choke
Cable Mounting
Surface
U50.0 mm (1.97 in.)
Exhaust Port #1
8
Specifications
KohlerEngines.com 32 690 03 Rev. I
Engine Dimensions with Low Profile or High Performance Air Cleaner-Starter Side
A
B
C
D
E
FG
H
A55.8 mm (2.20 in.)
Starter Stud B13.0 mm (0.51 in.) CMounting Hole "A" D40.8 mm (1.61 in.)
EEngine Mounting
Surface F72.0 mm (2.83 in.)
Exhaust Port #2 G92.0 mm (3.62 in.)
Exhaust Port #1 H154.0 mm (6.06 in.)
Spark Plug Center
Line
9
Specifications
32 690 03 Rev. I KohlerEngines.com
Engine Dimensions with Low Profile or High Performance Air Cleaner-Valve Cover Side
A
B
C
D
E
F
A87.6 mm (3.45 in.) BEngine Mounting
Surface C152.9 mm (6.02 in.) D4.4 mm (0.17 in.)
EMounting Hole "A" F39.8 mm (1.57 in.)
10
Specifications
KohlerEngines.com 32 690 03 Rev. I
Engine Dimensions with PRO Performance Air Cleaner-Flywheel Side
F
EG
H
I
K
A
B
D
C
J
L
M
A424.7 mm (16.72 in.) B136.7 mm (5.38 in.) C89.6 mm (3.53 in.) D50.1 mm (1.97 in.)
EOil Fill and Dipstick
(Yellow) FFuel Line Connection
Point G136.9 mm (5.39 in.) HMounting Hole "A"
I141.5 mm (5.57 in.) J89.7 mm (3.53 in.) K9.7 mm (0.38 in.)
Center of Gravity L307.9 mm (12.12 in.)
M47.0 mm (1.85 in.)
Center of Gravity
Este manual sirve para los siguientes modelos
10
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