55
Maintenance Instructions
MAINTENANCE SCHEDULE CHART
RECOMMENDED SERVICE INTERVALS - MODEL T27i
Service Item Daily
25
Hours
100
Hours
200
Hours
300
Hours
500
Hours
Yearly
Every
2 Years
Ref.
Page
Check Engine Crankcase Oil Level
x 57
Check/Clean Engine Air Cooling System*
x 69
Check Security of Air Filtration Components
x 72
Check Air Filter Restriction Gauge
x 67
Clean Grass Buildup Under Deck
x 70
Clean GHS Exhaust Screen*
x 71
Clean GHS Blower*
x 70
Service Mower Blades
x 73
Check Functions of Instrument Panel and
Warning Horn
x 28
Lubricate Grease Fittings and Oil Points*
x 61
Check PTO Gearbox Oil Level**
x 60
Check Hydrostatic Transmission Oil
x 64
Check Tire Pressure
x 73
Check Drive Belts (Jackshaft, Engine PTO,
GHS Blower, Ground Drive)
x 74
Check Deck Gearbox Oil Seals
x 75
Check Safety Switch System
x 76
Check Turbine Precleaner*
x 66
Check Blade Brake Action
x 75
Check/Clean Air Filter Element***
x 67
Check Oil Level in Gear Axle
x 61
Clean Hydrostatic Transmission Cooling Fins
x 71
Clean Engine Cooling Fins
x 69
Check Wheel Bolt Torque (75 to 85 lb·ft)
x 73
Check/Regap Spark Plugs
x 75
Change Engine Crankcase Oil
Δ
x 58
Change Engine Oil Filter
ΔΔ
x 58
Change Hydrostatic Transmission Oil and Filter
ΔΔΔ
x 64
Replace Air Filter Element, Safety Filter,
Dust Ejection Valve***
x 67
Replace Fuel Filter
x 83
Service Battery
x 72
Check Transmission Control Settings
x 75
Check FSC Friction Lock
x 76
Service Solenoid Shift Starter
x
75
Check PTO U-Joints for Wear/Looseness
x 76
Check Fuel Lines and Clamps
x 75
Remove Engine Shroud and Clean Cylinder
Head Cooling Fins
x 69
Change Gear Axle Oil
◊
x 61
Replace Fuel Lines and Clamps
x 75
Replace Ignition Wires
x 75
* More often in extremely dusty or dirty conditions (refer to notes about air cleaner element in
IMPORTANT TIPS FOR CARE OF THE KOHLER ENGINE)
** Change PTO gearbox oil after rst 100 hours of operation (break-in period)
*** Air cleaner is remote mounted Donaldson Radialseal
™
unit, replace lters every year and dust ejection valve
every year or when worn or damaged
Δ
Factory service uses Kohler PRO
®
oil. If conventional oil is used for oil changes instead of the
Kohler PRO
®
, the oil must be changed every 100 hours.
ΔΔ
Factory service uses a Kohler PRO
®
lter. If a conventional Kohler lter is used for oil changes instead of the
Kohler PRO
®
version, the lter must be changed every 200 hours.
ΔΔΔ
Oil and lter must be changed after the rst 100 hours, at 500 hours, and every 500 hours thereafter.
◊
Change every 2 years or 1000 hours
CAUTION
Maintenance procedures requiring special training or
tools should be performed by a trained technician.
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