Baltimore Aircoil Company TrilliumSeries TRF, Operation & Maintenance Manual

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TrilliumSeries™ Adiabatic Cooler - TRF Operation & Maintenance Manual – Alarms & Troubleshooting
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Parameter Condition
Trigger Criteria
The unit will issue the alarm when all the following are true:
• Make Up 1 Alarm is Active
• Make Up 2 Alarm is Active
Release Criteria
The unit will release the alarm when any of the following are true:
• Low Level Float = True for 3 consecutive seconds
• Drain Valve = Open
Troubleshooting
• Check Make Up Valve 1
• Check Low Level Float and wiring
• Check Drain Valve and wiring
• Check Make Up Valve 2
• Check Low Level Float and wiring
• Check Drain Valve and wiring
General Alarm DO
True
Effect
N/A
Table 44. Water Supply Alarm
Parameter Condition
Trigger Criteria
The unit will issue the alarm when all the following are true:
• Control Type = LFT Ctrl
• Leaving Fluid Temperature > 90 °C OR
• Leaving Fluid Temperature < -50 °C OR
• EL3208 -0010 Channel 1 cable break detected
Release Criteria
The unit will release the alarm when any of the following are true:
• Control Type != LFT Ctrl
• Leaving Fluid Temperature ≤ 87 °C
• Leaving Fluid Temperature ≥ -47 °C
• EL3208-0010 Channel 1 cable break undetected
Troubleshooting
• Check Leaving Fluid Temperature sensor installation
• Check Leaving Fluid Temperature sensor and wiring
General Alarm DO
True
Effect
Emergency Flag = True
Table 45. Leaving Fluid Temperature Sensor Alarm
Parameter Condition
Trigger Criteria
The unit will issue the alarm when any of the following are true:
• Outside Air Temperature < -30 °C for 3 consecutive seconds
• Outside Air Temperature > 60 °C for 3 consecutive seconds
• EL3208-0010 Channel 2 cable break detected
Release Criteria
The unit will release the alarm when any of the following are true:
• Outside Air Temperature ≥ -27 °C for 3 consecutive seconds AND Outside Air
Temperature ≤ 57 °C for 3 consecutive seconds
• EL3208 -0010 Channel 2 cable break is not detected
Troubleshooting
• Check Outside Air Temperature sensor installation
• Check Outside Air Temperature sensor and wiring
General Alarm DO
True
Effect
Disable Water = True
Table 46. Outside Air Temperature Sensor Alarm