Indicator Lights - McQuay A08019025673 Installation Manual

Additional charge in gram (R22)
Model 10 m/32.8 ft
071 / 101 / 151 35
201 35
251 / 301 90
071R / 101R /151R 50
201R 60
251R / 301R 120
Additional charge in gram (R410A)
Model 10 m/32.8 ft
311 80
301R 110
Charge operation
This operation must be done by using a gas cylinder and a
precise weighing machine. The additional charge is topped-
up into the outdoor unit using the suction valve via the
service port.
• Remove the service port cap.
• Connect the low pressure side of the charging gauge to
the suction service port center of the cylinder tank and
close the high pressure side of the gauge. Purge the air
from the service hose.
• Start the air conditioner unit.
IR signal receiver
When an infrared remote control operating signal has been
transmitted, the signal receiver on the indoor unit will
make a <beep> sound to confirm acceptance of the sig-
nal transmission.
IR Receiver
LED Indicator Lights : Normal Operation And Fault Conditions For Cooling Unit
Power Dry Timer
Continuously
once every 2 sec.
twice every 2 sec.
3 times every 2 sec.
ON
12 m/39.4 ft 15 m/49.2 ft
65 -
65 110
165 280
90 -
110 185
220 370
12 m/39.4 ft 15 m/49.2 ft
150 255
200 335

INDICATOR LIGHTS

LED Indicator Lights
Operation / Fault Indication
Sleep
Timer on.
Sleep mode on.
Dry mode.
Frost prevention.
Room air sensor contact loose/short.
Indoor coil sensor contact loose/short.
Sensor contact problem, compressor
overload protection trip or gas leak
ON or OFF
1-11
• Open the gas cylinder and low pressure charging valve.
• When the required refrigerant quantity is pumped into
the unit, close the low pressure side and the gas cylin-
der valve.
• Disconnect the service hose from service port. Put back
the service port cap.
Liquid Side
Indoor Unit
Gas Side
Check
Valve
Low Hi
Open
Close
Cooling unit
The table shows the LED indicator lights for the air
conditioner unit under normal operation and fault conditions.
The LED indicator lights are located at the bottom right side
of the air conditioner unit.
LED Indicator Lights for Cooling Unit
Power ON
Dry mode
Clean the filter and switch to high fan.
Outdoor Unit
Discharge
Valve
Close
Suction
Valve
Close
Timer
Sleep mode
Action
–
–
–
Call your dealer.
Call your dealer.
Call your dealer.
Blinking