US-ENGLISH
US-ENG- 24
4.3.4 - Anomalies and remedies
Malfunctioning
Cause
What must be done?
The unit will not start.
Current failure
Wait for the current to be restored.
The unit is disconnected from the
current.
Check that the plug is inserted in the
wall socket.
Power switch is switched to “0”
Press the power switch when it is
positioned on “I” (figure 37).
The fuse is interrupted or the ther-
mal-magnetic circuit breaker has
tripped.
Replace the fuse or restore the ther-
mal-magnetic circuit breaker.
The remote control batteries may be
discharged.
Replace the batteries.
The time set with the timer may not
be correct.
Wait or annul the timer setting.
The appliance doesn’t cool/heat
sufficiently anymore.
Incorrect temperature setting.
Set the temperature correctly. Consul
the "Using the remote control" chapter
for the procedure.
The air filter is dirty.
Clean the air filter.
The doors or windows are open.
Close the doors or windows.
The air inlet or outlet vents of the
indoor or outdoor units are blocked.
First, remove the obstructions and
then re-start the unit.
The compressor 3 minute protection
has activated.
Wait.
The appliance works but
the report console is always
switched off.
The display has been set to OFF.
Reactivate the display from the re-
mote control.
The appliance works but the
report console buttons don’t
work.
The keypad lock is active.
Disable the keypad lock from the
report console.
The unit does not heat.
Alarm code 50 appears on the
unit display.
Check that the flap can be
opened
and that the top side of the
unit is not covered or obstructed.
Turn the unit off and press the ther
-
mostat reset button on the right
side on the unit. (Fig.48)
If the problem has not been solved, please contact a technical service center. Providing serial
number along with detailed information about the issue will help the support team to more quickly
provide direction and/or resolution.
Summary of Contents for Maestro Pro Inverter 12 HP
Page 4: ...min 60mm min 80mm 3 2 min 60mm 2 4 min 100mm 2 4 4 2 3...
Page 5: ...M Y 4 5 B N 8mm 3 6 H H 7 6...
Page 6: ...min 300mm 12 8 9 3 4 202 mm G 162 mm 130 mm G 8 6 5 5 1 10 12 11 G G...
Page 7: ...F D F 13 14 6mm 1 4 15 17 16 18 F E E...
Page 8: ...19 20 E 22 A B 21 W...
Page 9: ...23 A B 26 24 25 L 27 H L L...
Page 10: ...28 29 3 3 3a 3a 1 1 1a 1a 1a 1b 1b 1b 1a 1c 32 X3 X4 30 31 X1 X2 X2...
Page 11: ...34 J2 J1 33 J2 J1 35 8m 26 36 37...
Page 12: ...41 40 F F2 F1 F F2 F2 F1 F1 43 3 3 42 F min 80mm 3 2 39 3 F 38 10 7...
Page 13: ...44 45 6 min 5 L 5 qts 6a...
Page 14: ...46 47 48 Y2 Y2 Y3 Y3 Y1...
