Eaton 72400 Repair Information page 20

Model 72400
Fault - Logic
Trouble Shooting
Symptom: System Will Not Operate in Either Direction
Check
Oil Level in
Reservoir
5
Below Level
Fill to
Proper
Level
Ok
Replace
Pump & Motor
Check External
Control
Ok
Linkage
1
Defective
Repair
or
Replace
Inspect
Charge
Ok
Pump
14
Defective
Repair
or
Replace
Inspect
Ok
Motor
13
Defective
Repair
or
Replace
Inspect
Bypass Valve
Ok
(If used)
8
Defective
Repair
or
Replace
Inspect
Inlet
Screen or Filter
9
Clogged
Replace
Inspect
Control
Ok
Valve
Defective
Repair
or
Replace
20
Check
Ok
Charge
Pressure
11
Low
Inspect Charge
Ok
Relief Valve
12
Defective
Repair
or
Replace
Check
System
Ok
Pressure
2
High
Reduce
System
Load
Ok
11