Used in the following models: 991, 1801, 1261, 2071, 1441, ER 152, ER 302, ER 202, ER 402, ER 252, EP 150, EP 200, EP 250, EP 300, 502, 652, 752, 992, 1262, 1442, 1802, 2072, ER 151, ER 201, ER 251, ER 301, ER 401, CB 497, CW 497, CB 647, CW 647, CB 747, CW 747, CB 987, CW 987, CB 1257, CW 1257, CB 1437, CW 1437, CB 1797, CW 1797, CB 2067, CW 2067, EB 150, EW 150, EB 200, EW 200, EB 250, EW 250, EB 300, EW 300, CH 402, 402, CH 502, 502, CH 652, 652, CH 752, 752, CH 991, 991, CH 1261, 1261, CH 1441, 1441, CH 1801, 1801, CH 2071, 2071, CH 992, 992, CH 1262, 1262, CH 1442, 1442, CH 1802, 1802, CH 2072, 2072, CB 986, CW 986, CB 1256, CW 1256, CB 1436, CW 1436, CB 1796, CW 1796, CB 2066, CW 2066, 501, 651, 751