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Mitsubishi Electric TRANE TPKA0A.1KA70 Serie Manuel D'installation page 13

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7. Test run
7.1. Before test run
After completing installation and the wiring and piping of the indoor and
outdoor units, check for refrigerant leakage, looseness in the power
supply or control wiring, wrong polarity, and no disconnection of one
phase in the supply.
Use a 500-volt megohmmeter to check that the resistance between the
power supply terminals and ground is at least 1.0 MΩ.
7.2. Test run
Refer to the installation manual that comes with each remote controller for details.
7.3. Self-check
Refer to the installation manual that comes with each remote controller for details.
RF thermostat is not established.
• Refer to the following tables for details on the check codes. (IR wireless remote controller)
[Output pattern A]
Beeper sounds
Beep
OPERATION
INDICATOR
lamp flash
Off
pattern
Approx. 2.5 sec.
Self-check
starts
(Start signal
Number of flashes/beeps in pattern indicates the check
received)
code in the following table (i.e., n=5 for "P5")
[Output pattern B]
Beeper sounds
Beep
OPERATION
INDICATOR
lamp flash
Off
pattern
Approx. 2.5 sec.
Self-check
starts
(Start signal
received)
[Output pattern A] Errors detected by indoor unit
IR wireless remote controller
Beeper sounds/OPERATION
INDICATOR lamp flashes
Check code (Number of times)
1
P1
2
P2, P9
3
E6, E7
4
P4
P5
5
PA
6
P6
7
EE
8
P8
9
E4
10
11
PB (Pb)
12
FB (Fb)
14
PL
No sound
– – – –
Beep
Beep
Beep
Beep
1
2
3
n
st
nd
rd
th
On
On
On
On
0.5 sec.
0.5 sec.
0.5 sec.
0.5 sec.
Beep
Beep
1
2
st
nd
On
On
On
Approx. 3 sec.
0.5 sec.
0.5 sec.
Number of flashes/beeps in pattern indicates the check
code in the following table (i.e., n=5 for "U2")
Wired remote
controller
RF thermostat
Check code
Intake sensor error
Pipe (Liquid or 2-phase pipe) sensor error
Indoor/outdoor unit communication error
Float switch connector open.
Drain pump error
Forced compressor error
Freezing/Overheating safeguard operation
Communication error between indoor and outdoor units
Pipe temperature error
Remote controller signal receiving error
Indoor unit fan motor error
Indoor unit control system error (memory error, etc.)
Refrigerant circuit abnormal
No corresponding
Do not carry out this test on the control wiring (low voltage circuit)
terminals.
Warning:
Do not use the air conditioner if the insulation resistance is less than 1.0 MΩ.
Insulation resistance.
Beep
Beep
1
2
· · · Repeated
st
nd
Off
On
On
Approx. 2.5 sec.
0.5 sec.
0.5 sec.
Number of flashes/beeps in pattern indicates
the check code in the following table
Beep
Beep
3
n
rd
th
On
On
Off
0.5 sec.
0.5 sec.
Approx. 2.5 sec.
Symptom
Beep
Beep
1
2
· · · Repeated
st
nd
On
On
On
Approx. 3 sec.
0.5 sec.
0.5 sec.
Number of flashes/beeps in pattern indicates
the check code in the following table
Remark
en
12

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