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Maintenance Instructions
MAINTENANCE SCHEDULE CHART
RECOMMENDED SERVICE INTERVALS - MODEL B27i
Service Item
Daily
25
Hours
100
Hours
200
Hours
400
Hours
Yearly
Every
2 Years
Ref.
Page
Check Engine Crankcase Oil Level
x 42
Check/Clean Engine Air Cooling System*
x 50
Clean Grass Buildup Under Deck
x 53
Service Mower Blades
x 56
Check Security of Air Filtration Components x 55
Check Air Filter Restriction Gauge
x 55
Lubricate Grease Fittings and Oil Points*
x 44
Check Battery Electrolyte Level
x 55
Check Transaxle Fluid
x 48
Check Tire Pressure
x 56
Check Drive Belts
(Engine/PTO, Ground Drive)
x 57
Check Deck Gearbox Oil Seals
x 57
Check Safety Switch System
x 58
Check Security of Drive Tire
Mounting Nuts (75 to 85 lb·ft)
x 56
Check Blade Brake Action
x 58
Clean Transaxle Housing
x 54
Clean Engine Cooling Fins
x 50
Check Air Filter Element***
x 51
Change Engine Crankcase Oil**
x 43
Check/Regap Spark Plugs
x 58
Change Engine Oil Filter
x 43
Replace Fuel Filter
x 62
Change Transaxle Oil and Filter
Δ
x 48
Replace Air Filter Element, and Safety Filter***
x 51
Check/Adjust FSC Friction Lock
x 59
Check Fuel Lines and Clamps
x 58
Service Engine Starter
x 58
Check PTO U-Joints for Wear/Looseness
x 58
Service Battery
x 55
Check Transmission Control Settings
x 59
Replace Fuel Lines and Clamps
x 58
Replace Dust Ejection Valve***
x 51
Replace Ignition Wires
x 58
* More often in extremely dusty or dirty conditions
** Change engine oil and lter after rst 5 hours of operation of a new engine (break-in period)
*** Air cleaner is remote mounted Donaldson Radialseal™ unit, replace lter(s) every 400 hours and dust ejection
valve every two years or when worn or damaged
Δ Change transaxle oil after the initial break-in period of 75-100 hours operation
CAUTION
Maintenance procedures requiring special training or
tools should be performed by a trained technician.
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