TRUE ICE SERVICE MANUAL truemfg.com
TEC_TM_198 | REV. A | EN
P#857284
03/26/2024 Page 78 of 96
Troubleshooting & Diagnosis
TrueZone™ (UV System)
Optional accessory.
Ozonated Air
to food zone
Air Inlet
from bin
CAN Connection
(Connects to Board)
12VDC Incoming
Voltage
UV bulb
LED status window
LED Indications:
Steady Blue - Ballast On and Operating correctly
Slow Flashing Red - Lamp low current
Fast Flashing Red - Lamp overload (high current)
Steady Red - Lamp time exceeded
Lamp Operating Time is reset when new bulb is detected
System Health:
Bit 0: 1 = Lamp has a valid serial number, 0 = No or invalid serial
number detected
Bit 1: 1 = Fault - lamp has low current (Ballast is on)
Bit 2: 1 = Fault - lamp overload (high current)
Bit 3: 1 = Fault - lamp time exceeded - lamp needs to be replaced
Bit 4: 1 = Ballast is on, 0 = Ballast off (high current, good SN
detected)
System Health Codes can ready by depressing the UV icon
located in the MENU