10.0 Operating Lights

POWER ON:

This light must be on for the chiller to operate. Indicates main three phase power disconnect is "on" and that you have 24 VAC control voltage.

FLOW:

This light must be on for the chiller to operated. Indicates the flow switch is closed and you have water flow.

COMP. 1 RUN:

Indicates when compressor # 1 is operating.

HOT GAS:

Indicates when the hot gas capacity control valve is operating reducing capacity on # 1 circuit.

FREEZESTAT:

Indicates when the freezestat has tripped due to unsafe low water temperature leaving # 1 chiller vessel.

COMP. 2 RUN:

Indicates when compressor # 2 is operating.

HOT GAS:

Indicates when the hot gas capacity control valve is operating reducing capacity on circuit # 2.

FREEZESTAT:

Indicates when the freezestat has tripped due to unsafe low water temperature leaving # 2 chiller vessel.

Dual Compressor Chiller

Single Compressor Chiller