Branson F36r - Troubleshooting

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42hW-201601
CHAPTER 6 HYDRAULIC SYSTEM
6
3015R(h)/3515R(h)/4015R(h)/F36R(h)/F42R(h) TRACTOR
5. TROUBLESHOOTING
PROBLEMS CAUSE OR SYMPTOM SOLUTION
The 3-point hitch
cannot be lifted.
Improperly installed control valve
Damaged control valve
Foreign material stuck in control valve or spool stuck
Insufcienttransmissionuid
Cloggedoillter
Damaged hydraulic pump
Damaged cylinder piston ring of hydraulic cylinder case
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Remove and re-install it.
Replace it with a new one.
Remove, clean and repair it.
Addtransmissionuid.
Clean or replace it.
Repair or replace it.
Check the backup ring and O-ring
and replace it as necessary.
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The 3-point hitch
cannot be lowered.
Damaged stop valve
Foreign material stuck in control valve
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Check and repair the stop valve.
Remove and clean the
control valve.
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Impossible to drive
forward or backward
[HST MODEL]
Damaged power train
Clogged HST internal circuit
Incorrectly set neutral position of HST pedal
Insufcienthydraulicoilamount
CloggedHSTlter
Faulty HST
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Check and adjust the power train
Check if the check valve, relief valve,
etc. and clean them accordingly.
Set the HST neutral range correctly
Add oil
Clean or replace
Replace the HST
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Excessively heated oil
[HST MODEL]
Insufcientoilintransmission
Low setting pressure of relief valve
Low discharge pressure of gear pump
Clogged oil cooler
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Add oil
Set the setting pressure properly
or replace the relief valve
Check and repair the pipe
Cleanthelter
Clean or replace the valve seat
Clean
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Impossible to stop with
lever in HST pedal
neutral position
[HST MODEL]
Incorrectly set neutral position of HST
Faulty neutral valve
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Adjust the neutral position
correctly
Clean and remove foreign
materials
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