KRSL series
Page
38
to reset
Faulty air pressure sensor Repair or replace as necessary
High air
discharge
temperature
Low Fluid Level
Check oil level
Incorrect fluid brand
Check oil code number, replace as necessary
High ambient
temperature
Check air exhaust, reduce room temperature.
Plugged oil filter
Change oil filter
Plugged internal
aftercooler
Chemical cleaning for after-cooler
Dusty after-cooler fins
Chemical wash for after-cooler fins
Fan motor setting
Adjust
Temperature sensor
failure
Check and replace as necessary
Loose wire
Check and tighten
Low air
capacity
delivery
Plugged air filter
Clean air filter or replace with new element
Air Intake valve failure
Remove the intake hose and check the inlet
valve for proper operation
Separator failure
Replace separator element
Faulty indirect
proportional valve
Adjust or replace as necessary
Faulty solenoid
Repair or replace as necessary
Faulty safety valve
Repair or replace as necessary
Excessive oil
carry over in
discharge
compressed
air.
High oil level
Check oil level
Scavenging line blocked Clean or replace as necessary
Low discharge pressure
Adjust
Air/oil separator element
failure
Clean or replace as necessary
Minimum pressure valve
malfunction
Check for leaking, replace as necessary
Loading
function
Failure
Solenoid valve failure
Check and replace as necessary
Pipe leak
Check and replace as necessary
Proportional valve failure Check and replace as necessary
Air Intake valve stuck
open
Remove the intake hose and check the inlet
valve for proper operation
Minimum pressure valve
failure
Check for leaking, replace as necessary
Symptom
Possible Cause
Solution
Unloading
failure at
working
pressure,
causing safety
Pressure loading setting
Adjust as necessary
Solenoid valve failure
Check and replace as necessary
Plugged air/oil separator Check and replace as necessary
Air Intake valve stuck
open
Remove the intake hose and check the inlet
valve for proper operation
Safety valve failure
Repair or replace as necessary
