Service Modes Supplement for following models: Table 1-1: G 841, G 841 Plus, G 842 Programming Flow Chart ......................................................... 4 Table 1-2: G 841, G 841 Plus, G 842 Programming Functions ........................................................... 4 Table 1-3: G 841, G 841 Plus, G 842 Water Hardness Chart ............................................................. 5 Table 1-4: G 841, G 841 Plus, G 842 Service Mode 2 Functions .....................