FENDT 938 Vario MT - Engine Service and Maintenance

1.6 Engine service information
1
.6.1 Maintenance chart
Maintenance chart for tractors and forest machines with 84 - 98 engines.
Maintenance work Service interval / running hours
10 100 400 800 4500
Check engine oil level x
[1]
Check coolant level x
[1]
Check for oil, fuel or coolant leakages x
[1]
Clean cooling system (from outside) x
Check the condition of the belt x
Change engine oil and oil fil
ter x
[2]
Change fuel filters x
[3]
Do a check for a possible engine software update
[4]
x
Adjust valves
[5, 6]
See Valve adjustment intervals table.
Turbocharger and intercooler inspection in a repair
workshop
x
Change the SCR supply module main filter Once a year.
[7, 8]
Change the SCR supply module inlet filter Once a year.
[7] [8]
Change coolant Every two years.
Change the vibration damper (98 engines) Every five years.
[9]
[1]
or once a day.
[2]
or once a year (in the autumn).
[3]
or once a year (at the end of the season) or earlier if the engine control system notifies by specific service code.
[4]
Always do an engine software update, if there is an update available.
[5]
The 98 engines have hydraulic lash adjusters from the engine serial number B52904. Do not adjust the valves.
[6]
In the spring 2016, AGCO Power started to install hydraulic lash adjusters gradually to dierent 84 AWF engines.
See for information, how to recognize an engine with hydraulic lash adjusters. Do not adjust the valves of an
engine, which has hydraulic lash adjusters!
[7]
or after 1200 running hours.
[8]
In North America: Every two years or after 1600 running hours.
[9]
or after 8000 running hours.
Valve adjustment intervals
[1, 2]
1st 2nd 3rd 4th 5th
400 2000 4000 6000 8000
[1]
The 98 engines have hydraulic lash adjusters from the engine serial number B52904. Do not adjust the valves.
[2]
In the spring 2016, AGCO Power started to install hydraulic lash adjusters gradually to dierent 84 AWF engines.
See for information, how to recognize an engine with hydraulic lash adjusters. Do not adjust the valves of an
engine, which has hydraulic lash adjusters!
[V]
GUID-17E4A930-284E-4A00-9464-8EB5C203E968 [V8]
1. General
Rubber Track Tractor 1
-25
79037495A