Mitsubishi Electric PUMY-P250YBM Technical & Service Manual page 143

12-4-2. PAR-SL97A-E
Measure an impedance between the power supply terminal block on
the outdoor unit and ground with a 500 V Megger and check that it is
equal to or greater than 1.0 MΩ.
1. Turn on the main power to the unit.
TEST RUN
2. Press the button twice continuously.
(Start this operation from the status of remote controller display
turned off.)
TEST RUN
A and current operation mode are displayed.
MODE
3. Press the (
check whether cool air blows out from the unit.
MODE
4. Press the (
check whether warm air blows out from the unit.
FAN
5. Press the button and check whether strong air blows out
from the unit.
VANE
6. Press the button and check whether the auto vane operates
properly.
7. Press the ON/OFF button to stop the test run.
Note:
• Point the remote controller towards the indoor unit receiver
while following steps 2 to 7.
• It is not possible to run in FAN, DRY or AUTO mode.
12-4-3. PAR-SL100A-E
1. Press the button
• If the weekly timer is enabled (
button to disable it (
3
2. Press the button
2
• comes on and the unit enters the service mode.
3. Press the button
2
• comes on and the unit enters the test run mode.
B
4. Press the following buttons to start the test run.
: Switch the operation mode between cooling and heating
and start the test run.
: Switch the fan speed and start the test run.
: Switch the airflow direction and start the test run.
: Switch the louver and start the test run.
: Start the test run.
5. Stop the test run.
• Press the button
• After 2 hours, the stop signal is transmitted.
OCH760
) button to activate
COOL
) button to activate
HEAT
to stop the air conditioner.
1
is on), press the
is off).
for 5 seconds.
.
to stop the test run.
1
mode, then
mode, then
143
TEST RUN
TEMP
ON/OFF
7
FAN AUTO STOP
AUTO START
MODE VANE
3, 4
CHECK LOUVER
TEST RUN min
2
SET RESET CLOCK
3
5
6
h
B
A
1
2