Daikin MPS015B User Manual


www.DaikinApplied.com 41 IM 972-2 • MAVERICK I ROOFTOP SYSTEMS
Cooling Section Operation
Cooling Mode

1. Zone thermostat contacts close and a call for cooling is
initiated.
2. Inputs Y1 and G to the control are energized.
3. Control senses Y1 and G. After 1 sec. delay, control
energizes indoor blower and rst stage compressor.
4. Control enters normal operating loop where all inputs are
continuously checked.
5. Zone thermostat is satised.
6. Control de-energizes indoor blower relay after 80 second
indoor blower delay o󰀨.
7. Control in the stand by mode with solid red LED.

established: starting from A4.
1. If a call for second stage cooling is initiated after a call for
rst stage cooling is established, the control energizes
Y2 and energizes the second stage compressor.
2. Control enters normal operating loop where all inputs are
continuously checked.

from B2.
1. Y2 is de-energized and second stage compressor is
deenergized.
First stage and second stage called simultaneously.
1. Zone thermostat contacts close, a call for rst and
second stage cooling is initiated.
2. Inputs Y1, Y2 and G to the control are energized.
3. Control senses Y1, Y2 and G, after 1 second delay,
control energizes indoor blower, rst and second stage
compressor are energized.
First stage and second stage removed simultaneously.
1. Upon a loss of Y1 and Y2 each compressor is
deenergized. Control either de-energizes indoor blower
relay after 80 second indoor blower delay o󰀨.
2. Control in the stand by mode with solid red LED.
Continuous Fan Mode
G input only indicates a zone thermostat call for continuous
indoor blower operation.

Daikin MPS015B Specifications

General

Brand	Daikin
Model	MPS015B
Category	Heat Pump
Language	English