Universal UCS Series - Unit Start Procedure; Unit Stop Procedure; Trouble and Cause Identification; Run Indication

Universal Chilling Systems, LLC.
17
Manual Model 10 Air Cooled Chiller
The repairman’s password must be 1-4 Bit; after the new password is in, the show is below:
PASSWORD CHECK !
******
If the password is the same for both times, the show is below:
PASSWORD ACCEPT
PRESS ANY KEY !
If the check password is not the same as the new password, return to new password (repairman’s
page).
6. Unit Operation
6.1. Start
Press the START to start the unit: start the pump time delay start the cooling fan time delay
start the compressor. All the delay time can be changed.
6.2. Stop
Press the STOP to stop the unit. Stop the running compressor time delay stop the cooling fan
time delay stop the pump. The delayed time can be changed. In the delaying period, the user's page
show: time delay, after the delay, the show is stop.
6.3. Trouble and Cause
i) Compressor breakdown: the cause may be compressor overload, overheat, too high or low
pressure.
ii) Unit breakdown: Pump overload, water lack, error of sensors of in and out water, error of
power etc.
6.4. Run Indication
The run indicator will close after all system is running; it will open after all equipment stop.
6.5. Alarm
The alarm will be on if some system is out of order; if all trouble is disposed, the alarm will be off.