Seaward 220 PrimeTest - Manual (Page 28)

Operating Instructions
Primetest 220
21
9.3 Cleaning
9.3.1 Clean the external case of the PrimeTest 220 with a
clean dry cloth.
9.3.2 Avoid using solvents and abrasive scouring agents
to clean the external case of the PrimeTest 220.
9.3.3 Check the battery contacts and compartment are
free of electrolytic contamination.
9.3.4 Any contamination of the battery contacts or
compartment should be cleaned with a dry cloth.
9.4 Battery Replacement
Before opening the PrimeTest 220 ensure that it
is disconnected from all voltage!
Electric shock danger!
When the symbol is displayed the batteries of the
PrimeTest 220 must be replaced (See section 5.6).
Replace the batteries as follows:
9.4.1 Disconnect the test lead from the measuring point.
9.4.2 Disconnect the mains cable from the
PrimeTest 220.
9.4.3 Remove the test lead from the PrimeTest 220.
9.4.4 Select the test function 0, power off position on the
rotary switch 11 .
9.4.5 Position the PrimeTest 220 face down and release
the captive screw in the battery compartment
cover.
9.4.6 Remove the battery compartment cover.
9.4.7 Remove the discharged batteries from the
compartment.
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