Pressurize Pneumatic Down Force System

A68216-UN-22JUL10

Properly Rolled Air Spring

A66834-UN-25MAR10

Properly Rolled Air Spring (Twin Row Planters)

A68217-UN-22JUL10

Improperly Rolled Air Spring

A66835-UN-25MAR10

Improperly Rolled Air Spring (Twin Row Planters)

• To fill the planters down force air springs for the first time after removing from storage:
  • In Auto mode, system begins filling the air springs to achieve the target margin when lowered to planting position.
  • In Set-Point mode, system begins filling the air springs to achieve the target down force when lowered to planting position.
• Pressurize system to a minimum of 16 kg (35 lb.) of down force displayed on monitor or approximately 83 kPa (0.8 bar) (12 psi) on gauge.
• Minimum down force during operation is 16 kg (35 lb.) displayed on monitor or approximately 103 kPa (1.0 bar) (15 psi) on gauge. Failure to maintain this pressure can result in damage to air springs.