31-5000560 Rev. 5
23
Step 4 - Final Check
System Test
Please explain to the customer how to operate the system by
using the Owner’s Manual found with the indoor unit.
Check Items for Test Run
No gas leak from linesets?
Are the linesets insulated properly?
Are the connecting wirings of indoor and outdoor firmly
inserted to the terminal block?
Is the connecting wiring of indoor and outdoor fixed?
Is condensate draining correctly?
Is the ground wire securely connected? Is the indoor unit
securely fixed?
Is power source voltage correct according to local code?
Is there any odd noise?
Does the cooling temperature drop between 20-30°F?
Does the heating temperature raise between 35-40°F?
Is the room temperature display accurate?
Explaining Operation To the End User
•
Using the User Manual, explain to the user how to use
the air conditioner/heat pump, (the remote controller,
adding/removing the air filters, placing or removing the
remote controller from the remote control holder, cleaning
methods, precautions for operation, etc.)
•
Review precautions for operation.
•
Recommend that the user read the Operating Instructions
carefully.
Installation Instructions
Wiring Check Test
Turn off power at the disconnect. Move all dip switches in
the SW1 bank to ON. When power is turned on, the LED
display will alternate the compressor frequency and CH
(check). The system will run through each unit (A, B,C,D,
and E), cycling each EEV while testing the wiring. A
successful test will be indicated by the corresponding LED
displaying a constant green (1=A, 2=B, 3=C, 4=D,5=E).
Mis-wired units will generate an EC on the display, with
the corresponding LED flashing green.
Green LEDs
Display
1 (Port A) 2 (Port B)
3 (Port C)
4 (Port D) 5 (Port E)
Message
Shows
Compressor
Speed.
Flashing
numbers are
current faults
OFF
No power to unit.
Unit is recently powered on and
communication started.
ON/OFF
When LED is ON, that indoor unit has built a
communication path and will operate.
When LED is OFF, there is no indoor unit
installed or there is bad communication.
Summary of Contents for ASH218JCDDA
Page 26: ...26 31 5000560 Rev 5 Notes...
Page 52: ...52 31 5000560 Rev 5 Notes...
Page 78: ...78 31 5000560 Rev 5 Notas...
Page 79: ...31 5000560 Rev 5 79 Notas...
