LESSON 2
PERFORM VERIFICATION OF COMPRESSORS
2-1.
GENERAL
As the medical equipment repairer, you must ensure that the compressor is
operating efficiently. To verify the compressor is measuring up to manufacturer's
specifications you must perform an operational checkout. The operator should conduct
a performance verification daily and before each use.
2-2.
PERFORM OPERATIONAL CHECKOUT
Use the following procedures to perform an operational checkout. Refer to figure
1-1.
NOTE:
Do not draw air from the compressor during the operational checkout
procedure.
WARNING
Do not restrict air flow through the air intake silencer.
a. Check the Drain Valve. Ensure it opens and closes properly.
b. Turn On the Unit.
(1) While depressing the red manual unloader tab on the pressure switch,
set the ON-OFF circuit breaker to ON.
(2)
Ensure the compressor motor and dryer cooling fan energize.
c. Check the Pressure Gauge.
(1)
Check for a cracked or broken dial cover.
(2)
Check for a bent or broken gauge indicator.
MD0366
2-2