Maintenance Instructions
38
MAINTENANCE SCHEDULE CHART - RECOMMENDED SERVICE INTERVALS - MODEL MBK23
Service Item
Daily
25
Hours
100
Hours
200
Hours
400
Hours
Yearly
Every
2 Years
Ref.
Page
Check Engine Crankcase Oil Level
x 40
Check/Clean Engine Air Cooling System*
x 46
Clean Grass Buildup Under Deck
x 50
Service Mower Blades
x 53
Check Security of Air Cleaner System
x 52
Check Air Filter Restriction Gauge
x 48
Check Battery Electrolyte Level
x 52
Lubricate Grease Fittings and Oil Points*
x 43
Check Transaxle Fluid
x 46
Check Tire Pressure
x 53
Check Drive Belts
(Engine/PTO, Ground Drive)
x 54
Check Deck Gearbox Oil Seals
x 54
Check Safety Switch System
x 55
Check Security of Drive Tire
Mounting Nuts (75 to 85 lb·ft)
x 53
Clean Transaxle Housing
x 51
Check Blade Brake Action
x 55
Clean Engine Cooling Fins
x 47
Check Air Filter Element***
x 49
Check/Regap Spark Plugs
x 55
Change Engine Crankcase Oil**
x 40
Change Engine Oil Filter
x 40
Replace Fuel Filter
x 59
Change Transaxle Oil and Filter
x 42
Replace Air Filter Element***
x 49
Check FSC Friction Lock
x 56
Check Fuel Lines and Clamps
x 55
Service Solenoid Shift Starter
x 55
Check PTO U-Joints for Wear/Looseness
x 55
Service Battery
x 52
Replace Fuel Lines and Clamps
x 55
Replace Dust Ejection Valve***
x 49
Replace Ignition Wires
x 55
∗ More often in extremely dusty or dirty conditions
∗∗ Change engine oil and lter after rst 5-8 hours
of operation of a new engine (break-in period)
∗∗∗ Air cleaner is remote mounted Cummins/Fleetguard
OptiAir™ unit, replace lter every 400 hours
CAUTION
Maintenance procedures requiring special training or
tools should be performed by a trained technician.
CAUTION
When performing maintenance with the
mower body raised, a safety prop should
be installed from back of body to chassis
frame (fail-safe protection in case of fail ure
of body lift support).
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