Johnson Controls YEWS Series User Manual

Date
Time
Runing hours
Motor
Evaporator
Condenser
Screw Chiller/Heat-pump Unit Record Table chiller situation:
100～215 TON model:
Compressor
Ambient
Tempearature
Yearly (or perform a more frequent inspection
according to the requirement)
1. Clearly drain out and replace the oil in oil separator
tank.
2. Evaporator and condenser
a. Inspect and clean the water drainage valve
b. Inspect and clean the pipes according to the requirements.
3. Inspect and maintain the electrical parts according to the
requirements.
4. Perform the chemical analysis to the system.
Dry-bulb/ Wet -bul
Evaporator pressure kPa
Discharge pressure kPa
Oil level (Seperator/compressor)
Current(A)
Entering Liquid temperature ℃
Leaving Liquid temperature ℃
Flow rate L/S
Liqudi level in sight galss
Entering Liquid temperature ℃
Leaving Liquid temperature ℃
Flow rate L/S
YEWS-E Water Cooling Screw Chiller/Heat Pump
Oil pressure kPa
55

Johnson Controls YEWS Series Specifications

General

Brand	Johnson Controls
Model	YEWS Series
Category	Chiller
Language	English