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Kubota L3400 Maintenance and Servicing

Kubota L3400 Maintenance Intervals

Every Ten Hours or Daily Inspection

Motor oil level checking. If the oil level is too low, fill in new oil.

Transmission/hydraulic oil level checking procedure. If transmission/hydraulic oil is too low, fill in new oil.

Check engine air filter elements. Change if required.

Check engine coolant level. If the coolant level is low, top it up.

Check engine idling, steering unit, service brakes and hand brake. If malfunctions are found, repair it.

Oil And Filter Change

Every 100 hours

Clean engine primary air filter elements. Air filter part number - TA040-93230.

Service engine secondary air filter element. Part number - TA040-93220.

Change engine oil. Recommended oil - SAE20 or SAE 10W-30, 10W-40. API Service Classification CD, CE or CF. How much is needed: Engine oil capacity (Kubota D1703-MA-E2A) - 6.0 qts (5.7 L). After filling, check the engine oil level with a dipstick.

Check engine fuel filter element. Clean if necessary. Part number - 6A320-59930.

Lubricate the front axle wheel bearings. Oil Type: SAE 80W-90.

Every 200 hours

Engine oil filter replacement. Oil filter part number: HH164-32430. When changing the filter, clean the dirt inside the filter housing. After installing a new filter, check the oil level. Add oil if it is low.

Change hydraulic filter. Hydraulic filter part number: HH3A0-82623. When the filter is replaced, check the transmission/hydraulic oil level. Add transmission/hydraulic fluid if it is low.

Every 400 hours

Transmission/hydraulic fluid change. Transmission/hydraulic fluid type - Kubota UDT or Kubota Super UDT. System capacity: 28.6 qts (27 L). Check transmission/hydraulic oil level after replacement.

Replace engine fuel filter. Fuel filter element part number: 6A320-59930. Check injection pump settings.

Change front axle oil. Front axle capacity: 4.8 qts (4.5 L). Gear Lube: SAE 80W-90.

Yearly Maintenance

Kubota L3400 replacement parts

Engine Primary Air Filter. Part Number: TA040-93230
Engine Secondary Air Filter Element. Part Number: TA040-93220
Engine Oil Filter. Part Number: HH164-32430
Engine Fuel Filter Element. Part Number: 6A320-59930
Fuel Filter Gasket. Part Number: 6A320-59940 (Large O-Ring), 6A320-59950 (Small O-Ring)
Drive Belt. Part Number: 15469-97010
Hydraulic Oil Filter. Part Number: HH3A0-82623

Replace filter and engine oil. Service lubrication system components.

Change engine primary/secondary air filter elements.

Change transmission/hydraulic fluid.

Change hydraulic filter.

Drain water from fuel tank and replace fuel filter.

Clean oil cooler fins and radiator.

Flush the cooling system and refill with fresh coolant. Cooling system capacity: 6.3 qts (6.0 L).

Inspect all clamps hoses and hoses.

Check and service the battery.

Adjust engine valve clearance.

Check and adjust injection pump.