Baldor BD Series User Manual page 31

BALDOR AIR COMPRESSOR
can not no-load
or remain
pressure when
no-load or
safety valve
safety valve adjustment value changes or has
fault
exhaust
capacity and
pressure is
lower than
normal
inlet valve does not work well
electromagnetic valve does not work or leak
exhaust
pressure is
overpressure to
stopped
the exhaust
temperature is
too high or
over
temperature
protection
inlet valve does not work well
e
lectromagnetic valve does not work
the oil-air filter core is blocked
fault
air filter core is blocked
Oil or air leakage in the system.
use capacity is larger than compressor
exhaust capacity
pressure transmitter fails in working or
there is abnormal interference signal
the oil level is too low
environment temperature is too high
the oil cooler surface is too dirty
something wrong with the fan or fan motor
the oil filter is blocked
temperature control valve fault
check the inlet control valve
clean/replace air filter core
check the connection of the
check the inlet control valve
check and replace the fan
31
check or replace
replace
re-adjust or replace
check & overcome
devices
check or replace
remove or replace
add oil
improve the environment
ventilation and lower the
temperature
clean the oil cooler
replace the oil filter
check and replace the
temperature control valve