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6712FR Refrigerated Sampler
Section 8 Maintenance
8-6
8.4.3 Internal Battery
Warning
The internal lithium battery preserves the sampler’s memory
when power is removed. For an explanation of how to replace the
lithium battery, go to Section 8.8
.
Table 8-2 Resetting the Pump Counter
1
RUN
PROGRAM
VIEW REPORT
OTHER FUNCTIONS
Select OTHER FUNCTIONS.
2
MAINTENANCE
MANUAL FUNCTIONS
PROGRAMMING STYLE
HARDWARE
Select MAINTENANCE.
3
SET CLOCK
PUMP TUBE ALARM
INTERNAL BATTERY
DIAGNOSTICS
Select PUMP TUBE ALARM.
4
1024000 PUMP COUNTS,
WARNING AT 1000000
The sampler displays this screen briefly to give you the current pump-count
information. The first line shows you the pump counts tallied since the
counter was last reset. The second line shows the current alarm setting.
5
1024000 PUMP COUNTS,
RESET PUMP COUNTER?
YES NO
To reset the counter to zero, select YES. Always reset the counter after
replacing a pump tube. Select NO when merely checking the current count.
6
WARNING AT 1000000
PUMP COUNTS
(1 - 99)00000)
If necessary, change the pump-count alarm setting by typing the first two
digits of the new setting. The sampler accepts entries between 1 and 99. For
example, to increase the count to 1,500,000, enter 15.
7
SET CLOCK
PUMP TUBE ALARM
INTERNAL BATTERY
DIAGNOSTICS
Press STOP to return to the main menu.
Table 8-3 Checking and Replacing the Internal Battery
1
RUN
PROGRAM
VIEW REPORT
OTHER FUNCTIONS
Select OTHER FUNCTIONS.
2
MAINTENANCE
MANUAL FUNCTIONS
PROGRAMMING STYLE
HARDWARE
Select MAINTENANCE.
3
SET CLOCK
PUMP TUBE ALARM
INTERNAL BATTERY
DIAGNOSTICS
Select INTERNAL BATTERY.
4
WARNING!
REPLACE INTERNAL
BATTERY BEFORE
17-OCT-97
The sampler displays this screen briefly to show you the expiration date.