MANUALPC-2010 CHAPTER VI – MAINTENANCE Page 59
.
TROUBLESHOOTING
PROBLEMS
SOLUTIONS
1. NO DISPLAY.
1a. Check power to system.
1b. Check On/Off Switch on right side of cabinet.
1b. Check Voltage Selector Switch in upper section of Power Board.
Verify proper input voltage 110V or 230V.
1d. Check Fuse F2 on Power Board. If blown, replace with AGC1 fast blow fuse..
2. FAINT OR DARK DISPLAY 2a. Adjust contrast with Display Potentiometer R39 in center of Mother Board.
3. ERRATIC DISPLAY.
3a. Turn Power Switch off for 10 seconds and back on.
3b. Check power cable contacts.
3c. Check power strip connecting Mother Board and Power Board.
3d. Press program and memory chips on Mother Board to assure proper contacts.
4. NO CHEMICAL FEED
NO HEATER ACTIVATION
NO VALVE ACTIVATION
5a. Check flashing line in Main Display Screen.
Highlight flashing line with UP or DOWN arrow.
Press RIGHT arrow to enter submenu.
Check flashing line in Submenu.
5b. If LOW or HIGH ALARM is flashing:
Adjust water chemistry manually.
Press RIGHT arrow to change alarm limits.
Set Feed Lockout to Off (CAUTION !!!).
5c. If TIME LIMIT line is flashing:
Increase chemical feeder rate.
Increase Limit Timer setting.
Reset Time Limit with AUTO setting.
5d. If BYPASS LINE is flashing on Main Display:
Check water flow in bypass line.
Check Safety Flow Switch in bypass line.
Set Bypass Line to Off in Operations Submenu (CAUTION !!!).
5e. Set Feed Mode to MANUAL.
Feed Indicator on Main Display should turn on.
5f. Check Relay Fuses on Power Board.
ORP: Fuses F4 and F5
Sanitizer: Fuses F10and F11
pH: Fuses F8 and F9
Heater: Fuses F4 and F5
TDS: Fuses F4 and F5
Filters: Fuses F4 and F5
8. CANNOT CALIBRATE
NOTE: The ORP needs to be above 650 mV for Sanitizer calibration.
6a. Check water balance and adjust if needed.
6b. Clean faulty sensor as indicated.
6c. Check sensor connections.
6d. Check sensor with the PORTAPROBE
TM
.
6e. Test electronics with the PORTAPROBE
TM
.
7. CHLORINE OR
pH OVERFEED
7a. Clean and test the faulty sensor.
7b. Check and adjust the calibration.
7c. Check and adjust the setpoint.
7d. Check the relay.
7e. Check the chemical feeder for leaks.
7f. Reduce feed rate or dilute the solution.
7g. Check the Superchlorination Program.
8. IMPROPER READINGS
8a. Clean the faulty sensor.
8b. Test the sensor with the PORTAPROBE
TM
.
8c. Test the electronics with the PORTAPROBE
TM
.
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