6.1 Replacing the Batteries ······························································ 196
6.1.1
Battery Cartridge Service Life ························································· 196
6.2 Charging rechargeable batteries ··················································· 198
6.3 Using the BHT after Long Periods ················································· 200
6.4 Daily Maintenance ····································································· 201
6.4.1
Proper Care of the BHT ································································· 201
6.4.2
Proper Care of the CU/CH ····························································· 201
Chapter 6
Maintenance
This chapter describes battery cartridge and daily procedures for taking care of the
BHT, CU and CH.