Johnson Controls YORK YMC2 Operation And Maintenance Manual

System fundamentals
System components
The YORK Model YMC
2
centrifugal liquid chiller is completely factory-packaged including
evaporator, condenser, compressor, motor, variable speed drive, battery power panel, OptiView
™
control center, and all interconnecting unit piping and wiring. See Figure 6.
Figure 6: YMC
2
chiller components
Callout Description Callout Description
A Variable speed drive (VSD) cooling piping G Magnetic bearing controller
B
OptiView
™
control panel
H Power panel
C Transformers I Lifting opening
D Compressor J Evaporator
E VSD K Condenser
F Direct-drive motor L Compact waterboxes
Compressor
The compressor is a single-stage centrifugal type powered by a hermetic electric motor, on a
common shaft with a cast aluminum, fully shrouded impeller. The compressor has fixed inlet vanes
and variable geometry diffuser.
YMC
2
Mod B with OptiView Control Center
12

Johnson Controls YORK YMC2 Specifications

General

Brand	Johnson Controls
Model	YORK YMC2
Category	Chiller
Language	English