Nieco 522G, Owner'S Manual, Page: 25 / 34

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8. Motor control switch trips.
9. Conveyor speeds are erratic.
10. Meat holding platen won’t heat.
11. Meat holding platen gets warm
but not hot.
12. Meat holding platen gets too
hot.
13. Broiled product over or under
cooked.
14. Required broil time too long.
15. Outside of product overdone,
inside underdone.
16. None, or light sear marks.
1. Conveyor chains jammed.
2. Switch defective.
3. Drive chain binding.
4. Shorted wire to motor.
5. Gear motor defective.
6. SCR unplugged or defective.
7. Potentiometer defective.
8. Motor plug or receptacle defective.
1. SCR loose or defective.
2. Drive chain binding.
3. Loose drive sprocket.
4. Potentiometer defective.
1. Wall circuit breaker off.
2. Platen heat control set at “0”.
3. Loose or broken wire.
4. Defective heat control.
5. Machine not plugged in properly.
6. Defective plug or receptacle.
7. Platen elements failed.
1. Inadequate voltage.
2. Broiler not plugged in completely.
3. Loose or broken wire.
4. Heat control set too low.
5. Defective plug or receptacle.
1. Heat control set too high.
2. Heat control defective.
3. Probe defective.
4. Improper voltage supply.
1. Wrong conveyor belt speed.
2. Internal heat reflectors missing or
improperly installed.
3. Burners have holes or are dirty.
1. Product too thick.
2. Product temperature too low.
3. Product too lean.
4. Exhaust fan pulling too much air.
5. Exhaust hood too low.
6. Air vent blowing on broiler.
7. Heat reflectors inside broiler not
installed, or installed improperly.
1. Product too thick or not scored.
2. Product too cold.
3. Improper gas pressure.
4. ATC not functioning properly.
1. Conveyor too fast or slow.
2. Product too cold.
3. Lower burners or shields dirty.
4. Lower reflector missing or dirty.
1. Remove jam.
2. Replace.
3. Adjust tension, lubricate.
4. Repair.
5. Repair or replace.
6. Plug in, or replace.
7. Replace.
8. Replace.
1. Plug in or replace.
2. Adjust tension, lubricate.
3. Tighten set screws.
4. replace.
1. Reset.
2. Increase to proper setting.
3. Tighten or repair.
4. Replace.
5. Plug in, twist plug.
6. Replace or repair.
7. Replace.
1. Check supply voltage.
2. Plug in and twist plug.
3. Repair or replace.
4. Increase setting.
5. Repair or replace.
1. Decrease setting.
2. Replace.
3. Replace.
4. Check and correct supply.
1. Adjust belt speed.
2. Refer to Parts and Location Section.
3. Clean or replace burner screens.
1. See MEAT GUIDE.
2. See MEAT GUIDE.
3. See MEAT GUIDE.
4. Adjust to proper CFM.
5. Should be at least 12” above broiler.
6. Redirect air vents.
7. Install in the proper location.
Refer to parts and Location Section.
1. See MEAT GUIDE.
2. See MEAT GUIDE.
3. Increase or decrease - refer to machine
rating plate on control box.
4. Check calibration.
1. Adjust speed.
2. See MEAT GUIDE.
3. Check condition/clean.
4. Install or clean.