Problem | Possible Cause |
|
| Remedy | |
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|
|
|
|
|
[3] No water dispensed. | a) Power Supply | 1. | "OFF" position. | 1. | Move to "ON" position. |
| b) Water Supply | 1. | Water supply off or | 1. | Check and get |
|
|
| pressure too low. |
| recommended pressure. |
|
|
|
|
|
|
| c) Dispensing Water | 1. | Coil winding open. | 1. | Replace. |
| Valve | 2. Wiring to dispensing | 2. Check for loose or open | ||
|
| ||||
|
|
| water valve. |
| connection. Repair or |
|
|
|
|
| replace. |
|
|
|
|
|
|
| d) Control Board | 1. | Defective. | 1. | See "II.D.4. Control |
|
|
|
|
| Board Check Procedure." |
|
|
|
|
|
|
| e) Water Dispense Switch | 1. | Opti Serve sensor | 1. | See "5. Opti Serve (OS) |
|
|
| defective. (OS only) |
| Sensors." |
|
| 2. Bad contacts. (push | 2. Check for continuity and | ||
|
|
| button only) |
| replace. |
5. Opti Serve (OS) Sensors
Be sure to check all items in section "IV.C.4. Dipsensing" prior to using this chart. Use the following charts along with the wiring diagram to troubleshoot the OS sensors.
Problem | Possible Cause |
| Remedy | |
|
|
|
|
|
[1] No ice dispensed. | a) OS Sensor | 1. Dirty sensor. | 1. | Clean, using Scale Away |
|
|
|
| (6 fl. oz. (0.8 l) per 1 gal. |
|
|
|
| (3.8 l) of water) or other |
|
|
|
| non‑abrasive cleaner. |
|
| 2. Defective. | 2. See chart 5a and 5b | |
|
|
|
| below. |
| b) Dispense Mode Switch | 1. Wrong setting. | 1. | Move to desired setting. |
|
| 2. Bad contacts. | 2. Check for continuity and | |
|
|
|
| replace. |
|
|
|
| |
|
| 3. Loose connection. | 3. Tighten. | |
|
|
|
|
|
| c) Control Board | 1. Loose connection. | 1. | Tighten. |
|
|
|
| |
|
| 2. Defective. | 2. See "II.D.4. Control | |
|
|
|
| Board Check Procedure" |
|
|
|
| and chart 5a and 5b |
|
|
|
| below. |
[2] No water dispensed. | a) OS Sensor | 1. Dirty sensor. | 1. | Clean. |
|
| 2. Defective. | 2. See chart 5c below. | |
| b) Dispense Mode Switch | 1. Wrong setting. | 1. | Move to desired setting. |
|
| 2. Bad contacts. | 2. Check for continuity and | |
|
|
|
| replace. |
|
|
|
| |
|
| 3. Loose connection. | 3. Tighten. | |
| c) Control Board | 1. Loose connection. | 1. | Tighten. |
|
| 2. Defective. | 2. See "II.D.4. Control | |
|
|
|
| Board Check Procedure" |
|
|
|
| and chart 5c below. |
|
|
|
|
|
44