Bleed Fertilizer Opener Down Pressure System

IMPORTANT: Follow bleed procedure EXACTLY as shown. Hydraulic reservoir MUST be filled prior to bleeding and kept FULL throughout entire bleed procedure.

If performing bleed procedure on machines running different than 1800 rpm, bleed rate times MUST be adjusted to a 113 Lpm (30 gpm) per minute rate. Example: If tractor is running at 57 Lpm (15 gpm), then double all bleed times.

NOTE: If proper responses are not observed during bleed procedure. Refer to Troubleshooting section in Operator's Manual.

1. Verify tractor is full of hydraulic oil.

2. Run tractor to 1800 rpm.

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3. Fully extend and retract fertilizer opener cylinders (A) at least two times, maintaining hydraulic pressure at full extension for at least 30 seconds.

4. Extend cylinders one more time, maintaining pressure at full extension for one minute.

IMPORTANT: If an oil leak is found during bleed procedure, stop oil leak then restart procedure.

5. Extend cylinders and keep in continuous flow for 2 minutes.


A-High Speed Fertilizer Opener Cylinder

N78561

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