Adjust John Blue™ Fixed Rate Pump Setting Number

IMPORTANT: Avoid pump damage. Remove drive chain from piston pump when fertilizer system is not in use.

1. 
   A35432-UN-21DEC92

   A - Adjustment Tool

   B - Pin

   C - Scale Ring

   D - Nut

   E - Pointer

   F - Gauge

   Use rate chart to determine PUMP SETTING number for desired application rate.

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2. Install adjustment tool (A) on pump pin (B) aligning teeth with scale ring (C).

3. Loosen nut (D) and rotate scale ring until pointer (E) is aligned with pump setting number on gauge (F). Tighten nut to specification.

   Item	Measurement	Specification
   Nut	Torque	25 N·m (18 lb-ft)

4. Store adjustment tool on pin located on pump mounting bracket.