BATTERY REPLACEMENTIf necessary, switch the unit off using the I/O key.To fit new batteries; loosen the battery compartment cover (thescrews are captive in the cover), remove and carefully discardthe used batteries. Fit the new batteries, type R6, AA or AM3,ensuring the correct polarities are observed, as indicated on themoulding. Refit the battery compartment cover, ensuring that thefixings are secured into place, but are not overtightened.OPTIONAL ACCESSORIESThe following list of items are available for use with the Model 370:033 268 Carrying Case025 179 pH 4 buffer sachets (pack 10)025 180 pH 7 buffer sachets (pack 10)025 181 pH 10 buffer sachets (pack 10)Comprehensive ranges of electrodes and consumables areavailable for use with this product. Details available onwww.jenway.comSPARE PARTSEpoxy bodied pH electrode 924 001ATC probe 027 500Battery (Qty 1) (2 equired) 021 007Recommended spares list for 2 years:Batteries (Qty 8) 021 007Epoxy bodied pH electrode (Qty 2) 924 001ATC probe (Qty 1) 027 50016