Unit Controls And Operation - York YCAQ10 Manual

INTRODUCTION
The YORK YCHA100 MicroComputer Control Panel is
a microprocessor based control system. The micropro-
cessor monitors return water temperature and controls
a single 8 cylinder compressor with 3 unloaders and 4
steps of unloading as needed to maintain the desired
leaving water temperature.
FIG. 4 – CONTROL CENTER (YCHA100)
12

UNIT CONTROLS AND OPERATION

(YCHA100)
Concise, step-by-step instructions are printed on the
control panel to guide you through each control and
monitoring procedcure.
The control panel is also compatible with a building
automation/energy management system.
LD01777
YORK INTERNATIONAL