Calibration Chart—Fine Seed (Approximate Values)

IMPORTANT: These tables are for manual calibration. If meter is controlled through an ISOBUS monitor, see Seed Calibration in the ISOBUS Seed Drill Monitor System section to calibrate the meter.

NOTE: Verify that the rapeseed brush is installed before sowing fine seeds such as rapeseed. See Remove and Install Rapeseed Brush in Operating the Machine section for installation of the brush.

Seed	Rapeseed		Red clover		Grass		Turnips
Specific Gravity (kg/l)	0.65		0.77		0.39		0.7
Fine Seed kg/ha (Set Butterfly Valve and Changeover Switch To “F” Position. Use the indicated gear.)
Meter Setting	Normal Speed Gear	Micrometer Gear	Normal Speed Gear	Micrometer Gear	Normal Speed Gear	Micrometer Gear	Normal Speed Gear	Micrometer Gear
2.5	2.2	1.1	2.3	1.15	—	—	2.5	1.25
5	4.6	2.3	5.3	2.65	—	—	5	2.5
7.5	6.8	3.4	8.6	4.3	2.8	1.4	7.5	3.75
10	9.1	4.55	12	6	5.2	2.6	10	5
12.5	11.4	5.7	15.3	7.65	7.2	3.6	12.5	6.25
15	13.7	6.85	18	9	9.2	4.6	15	7.5
17.5	15.9	7.95	21.3	10.65	11.2	5.6	17.5	8.75
20	18.2	9.1	24	12	13.2	6.6	20	10
22.5	20.5	10.25	26.6	13.3	15	7.5	21.5	10.75
25	22.8	11.4	27.5	13.75	16.2	8.1	23	11.5