Calibration Charts

Earlier Models

Gray Roller, set to 1/8" gap, 28 groove (Models covered: 160 CM, 240 CM, 320 CM, 2420 CM, 3220 CM, 240 PT, 240 TM, 4400 DB)

Gray Roller, set to 1/4" gap, 12 groove (Models covered: 160 CM, 240 CM, 320 CM, 2420 CM, 3220 CM, 240 PT, 240 TM, 4400 DB)

Model 1620 - Gray Roller, set to 1/8" gap, 28 groove

Model 1620 - Gray Roller, set to 1/4" gap, 12 groove

55 Series Models

Red Roller, set to 1/4" gap, 28 groove (Models covered: 1255 IM, 1655 IM, 2055 IM, 2455 IM, 3255 IM, 245 PT, 245 TM, 242 TM, 1255 PT, 1255 TR, 6600/7600 PT, 5500 PT)

Gray Roller, set to 1/8" gap, 28 groove (Models covered: 1255 IM, 1655 IM, 2055 IM, 2455 IM, 3255 IM, 245 PT, 245 TM, 242 TM, 1255 PT, 1255 TR, 6600/7600 PT)

Gray Roller, set to 1/4" gap, 12 groove (Models covered: 1255 IM, 1655 IM, 2055 IM, 2455 IM, 3255 IM, 245 PT, 245 TM, 242 TM, 1255 PT, 1255 TR, 6600/7600 PT)

5500PT and ST-6

6600/7600

500PT

Fertilizer and large seed charts are for a stainless steel roller, 1/4" gap. Other charts are for the Red Roller with a 1/4" gap.