The AFS Pro 700 is a generator-set controller. It is used on generator sets from Case Ih, including the Axial-Flow 5140, Axial-Flow 6140 and Axial-Flow 7140.
| Symptom | Remedy |
|---|---|
| Damaged grain or corn in sample | 1. Decrease rotor speed 2. Open shoe sieve 3. Inspect concaves for plugging (unplug and set concave closer) 4. Open concave 5. Remove fillers from right of first concave (if installed) 6. Remove some wires from concaves |
| Distribution heavy on left side | 1. Remove fillers from right of first concave (if installed) 2. Open concave 3. Decrease rotor speed 4. Increase rotor speed 5. Add, remove or adjust auger bed paddle 6. Remove some wires from concaves 7. Decrease forward travel speed 8. Inspect concave for “zero” at 12th bar of the concave |
| Distribution heavy on right side | 1. Add filler to right of first concave 2. Add, remove or adjust auger bed paddle 3. Decrease rotor speed 4. Close concave 5. Decrease forward travel speed |
| Excess cob breakage | 1. Decrease rotor speed 2. Open concave 3. Remove channels from inside of rear grates |
| Excessive power consumption | 1. Increase rotor speed 2. Open concave 3. Decrease forward travel speed 4. Remove channels from inside of rear grates |
| Fines in sample | 1. Increase air blast 2. Close shoe sieve 3. Close chaffer sieve 4. Decrease rotor speed 5. Open concave |
| Grain blowing over chaffer | 1. Reduce air blast 2. Open Chaffer sieve 3. Inspect concaves for plugging (unplug and set concave closer) |
| Grain loss over chaffer | 1. Increase air blast 2. Open Chaffer sieve 3. Decrease rotor speed 4. Cover slots in rear portion of cage 5. Decrease forward travel speed |
| Heavy stems in sample | 1. Close shoe sieve 2. Close chaffer sieve 3. Increase air blast 4. Decrease rotor speed 5. Open concave |
| Kernels left of cob | 1. Increase rotor speed 2. Close concave |
| Loss of kernels out of rotor | 1. Inspect concaves for plugging (unplug and set concave closer) 2. Decrease rotor speed 3. Position grate vanes to rear or slow position 4. Remove fillers from right of first concave (if installed) 5. Remove some wires from the concave 6. Move concave vanes to rear position |
| Shoe sieve overloading | 1. Close chaffer sieve 2. Open shoe sieve 3. Increase air blast 4. Decrease rotor speed 5. Decrease forward travel speed |
| Small bits of cob in sample | 1. Close chaffer sieve 2. Decrease rotor speed 3. Close shoe sieve 4. Increase air blast 5. Open concave |
| Unthreshed heads or pods – white caps in sample | 1. Increase rotor speed 2. Close concave 3. Close Shoe Sieve 4. Add remaining fillers to first concave 5. Add filler to right of first concave |
Fault codes and symptom→remedy steps extracted from this controller’s service/owner documentation; verify against the official manual before servicing. Aggregated from the service documentation of generator sets built on this controller.