Switch Row Spacings (3-Section 1890 No-Till Air Drill Only)

1. 
   A76774-UN-13NOV12

   A - Half-Width Disconnect Handle

   Half Width Disconnect Handle Position:
   • 19 cm (7.5 in.) Row Spacing: Place both half-width disconnect handles down so all openers receive product. (See OPERATE HALF-WIDTH DISCONNECTS in Meter Setup and Operation section.)
   • 38 cm (15 in.) Row Spacing: Place half-width disconnect handle (A) up to shut off product flow to unused openers. (See OPERATE HALF-WIDTH DISCONNECTS in Meter Setup and Operation section.)
   
   

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2. 
   A42568-UN-05MAY98

   A - Agitators

   B - Hairpins

   Agitator Adjustments:
   • 19 cm (7.5 in.) Row Spacing: Install spring pins (B) in agitators (A) on all active runs for proper performance.
   • 38 cm (15 in.) Row Spacing: Remove spring pins (B) from agitators (A) on inactive runs to prevent damage to agitator shaft and crank.
   • (See AGITATOR INSTALLATION, ACTIVATION, AND DEACTIVATION in Meter Setup and Operation section.)
   
   

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3. Monitor Adjustments for 38 cm (15 in.) Row Spacing:

   • Select primary Menu button >> Air Cart button >> Configuration softkey >> Tool tab. Select the Row Spacing drop down box and choose 38 cm (15 in.). Select and check either the Front or Rear rank to deliver seed.
   • See CONFIGURE 1890 WITH DUAL ROW SPACING in Monitor Setup for Blockage System section.
   
   

   Monitor Adjustments for 19 cm (7.5 in.) Row Spacing:

   • Select primary Menu button >> Air Cart button >> Configuration softkey >> Tool tab. Select the Row Spacing drop down box and choose 19 cm (7.5 in.).
   • Select primary Menu button >> Blockage button >> Blockage Configuration softkey.
   • Select and check the No check box next to 1890 With Dual Row Spacing.
   
   

4. 
   A47310-UN-11APR01

   A - Front Rank Valve

   B - Rear Rank Valve

   Seeding Tool Opener Adjustments:
   • 19 cm (7.5 in.) Row Spacing: Open both the front rank valve (A) and rear rank valve (B).
   • 38 cm (15 in.) Row Spacing: Fully raise all openers and close hydraulic lock-up valve for unused rank.
   
   

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5. 
   A54080-UN-15MAR04

   A - Single Remote Switch

   Remote Switch Adjustments:

   38 cm (15 in.) Row Spacing: If seeding tool is equipped with a single remote switch or a single height sensor (A), reposition the switch to the rank of openers used for seeding.

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6. Meter Calibration Adjustments:

   • If meter rollers are changed, ensure proper meter rollers are installed in all active runs. (See HOW TO CHANGE METER ROLLERS in Meter Setup and Operation section.)
   • 19 cm (7.5 in.) Row Spacing: Calibrate meters according to Calibration Procedure listed in this manual. Calibration provides correct setting.
   • 38 cm (15 in.) Row Spacing: Calibrate meters according to Calibration Procedure listed in this manual. Calibration provides correct setting.