RKI Instruments RX-517 - Manual (Page 15)

PT0E-0730
14
３−９．Operation finished
（1）Treatment after operation
Wind up sampling hose so treat it can not be twisted and bent.
Supply fresh air in the condition of sampling hose connected and make air-cleaning until
the reading gets to zero nearly.
When use the floating gas sampling head or 30m sampling hose (30m: optical acc.), be sure
to make air-cleaning for 5 minutes before use.
（2）Power OFF
When hold and press power SW for about 5 sec, the buzzer sounds 8 times and the power will
be off.
HOLD KEY
PUMP OFF
HOLD KEY
PUMP ON
・Press pump key for 3 sec.
・Pump work will be off.
・Press pump key for 3 sec.
Operation mode
PUMP key
・Pump work will be on.
Hold and press for 5 sec and back
to the operation display.
PUMP key
Caution
Never fail to make air cleaning of sampling hose.
When the vapors, water drop and substance remain, there will be the possibility of
remaining material at start-up. This will be the cause for trouble.