Assessments - 4, GPA: 4
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above the floor. 2O SECTION 5 SERVICE TECH INFORMATION I I 5A. TROU BLES HOOTI NG AUTOMATIC ELECTRONIC DIAGNOSTICS The chart below shows the error codes that couM The face plate computer has a self-diagnostic appear, and the possible defects for each code. function for the electrical system (except input While an error code appears in the display, all face power and water meter). The computer monitors the electronic components and cir-plate buttons are inoperable except the SELECT cuits for correct operation. If a _l-I-I button. SELECT remains operational so the service malfunction occurs, an error person can make the MANUAL INITIATED ELECTRONIC DIAGNOSTICS (below) to further isolate code appears in the face plate the defect, and check the water meter. display. POSSIBLE DEFECT MOST LIKELY _.., _ LESS LIKELY CODE Err1 motor inoperative / wiring harness or connection to switch / position switch / face plate Err2 face plate Err3 motor / face plate See face plate replacement on Err4 face plate / position switch page 22. Err5 face plate PROCEDURE FOR REMOVING ERROR CODE FROM FACE PLATE: 1. Unplug transformer 2. Correct defect 3. Plug in transformer 4. Wait for 6 minutes. The error code will return if the defect was not corrected. MANUAL INITIATED ELECTRONICS If you don't get a reading in the display, with facuet DIAGNOSTICS open, pull the sensor from the valve outlet port. Pass a small magnet back and forth in front of the sensor. 1. To enter diagnostics, press the SELECT button You should get a reading in the display. If you get a and HoM for 3 seconds. reading, unhook the in and out plumbing and check the turbine for binding. You will see the following display, showing valve cycle position, position switch status ((7)pen or _ MOTOR closed), and turbine operation. valve position indicator turbine count (wa- POSITION ........., I-I I-IN ter flowing) _, SWITCH 5 SENSOR 4 HOUSING IRBINE lINE position switch _RT AND turbine count (no indicator (open) SHAFT water flowing) VALVE OL TURBINE OPERATION.. If no water is flowing through the softener, the turbine indicator displays 3 zeros. When water is flowing, the flow bar scrolls across the POSITION SWITCH STAT{Z_: With the valve in display, and a 000 to 199 count repeats for each service, or any of the recharge cycles, the switch gallon of water passing through the turbine. To indicator will show open --.",--. While the valve is check for positive operation of the turbine if zeros rotating from I position to another, the indicator will are shown, open a nearby soft water faucet and show the switch closed -,',,-. A defect is probable if observe the turbine count and flow bar. indications yaw from this pattern. 21 SECTION 5 SERVICE TECH. INFORMATION I I 5A. TROU BLES HOOTI NG VALVE POSITION INDICATORS: Depending on the ... Press the UP button to display the number of days valve position, the following indicators show in the this face plate has had electrical power applied. display: ... Press the DOWN button to display the number of INDICATOR VALVE POSITION regenerations initiated by this face plate since the SR code nun-ther was entered. Sen/ ......... service Fill ........... fill . Press the ON/OFF-HOLD button to advance the Brine ......... brining/brine rinse Bkwsh ........ backwash valve to each position and observe the switch Rinse ........ fast rinse and position indicators to verify component operation, or to possibly isolate a defect. When the valve is rotating from ] cycle to another, . Press and hold the SELECT button for 3 seconds both indicators flash. For example, if the valve is in until... transition between fill and brining, both Fill and Brine flash. Upon reaching brining position, Fill L-3r3 1 goes off and Brine is on steady. The time display ...SR31 shows. shows the minutes of the cycle remaining. NOTE: If the face plate is left in a diagnostic display (or a flashing display hardness), present time when setting automatically times returns c_r if a This code identifies the softener nominal capacity button to the is not pressed within 4 minutes. To diagnositc display, repeat step 2. return size. If the operate on as needed. wrong incorrect number shows, programming. the Do softener will the following SR31 does show-Press the SELECT button to OTHERINFOI_FIATION: While in this diagnostic screen, the following infommtion is available and may be return the present time display. beneficial for various reasons. This information is To change SR nmnber --Press the UP or DOWN retained by the computer from the first time electrical button until SR31 shows. Then, press the SELECT power is applied to the face plate. button and reset the timer.., page 6. FACE PLATE REPLACEMENT: BE SURE THE VALVE IS IN SERVICE POSITION (OBSERVE VALVE CYCLE INDICATOR) WHEN REPLACING THE FACE PLATE. If, after installing and programming the replacement face place, the valve is not in service position, do the following to assure correct cycle orientation, or timing, between the face plat...
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