6-56-4
6-4. Items to Check Before the Test Run
(1)
(2)
Turn the breaker ON at least 12 hours in advance in order to energize the crankcase heater.
Fully open the closed valves on the liquid tube and gas tube sides.
6-5. Test Run Using the Remote Controller
<Procedure of CZ-RTC2>
(1) Press and hold the remote controller
button for 4 seconds or longer.
button.
• “TEST” appears in the LCD display during the test run.
• Temperature control is not possible when test run mode is engaged.
(This mode places a large load on the devices.
Use it only when performing the test run.)
(2)
Note: The outdoor unit will not operate for approximately 3 minutes
after the power is turned ON or after it stops operating.
(3)
Refer to the “Table of Self-Diagnostic Functions and Corrections” on the next page, and correct the problem.
(4)
button again. Check that “TEST” disappears from the LCD display.
(This remote controller includes a function that cancels test run mode after 60 minutes have elapsed, in order to
prevent continuous test run operation.)
(5)
Use either Heating or Cooling mode to perform the test run.
If normal operation is not possible, a code appears on the remote controller LCD display.
After the test run is completed, press the
For the test run of an inverter outdoor unit, operate the compressors for a minimum of 10 minutes.
*When performing a test run using a wired remote controller, operation is possible without attaching the
cassette-type ceiling panel. (“P09” will not be displayed.)
CZ-RTC2
<Procedure of CZ-RTC3 / CZ-RTC5>
1.
Keep pressing the , and
buttons simultaneously for 4 or more seconds.
The “Maintenance func” screen appears on the
LCD display.
2.
Press the
or button to see each menu.
If you wish to see the next screen instantly, press
the
or button.
Select “4. Test run” on the LCD display and press
the
button.
Change the display from OFF to ON by pressing
the
or button. Then press the
button.
3.
Press the button. “TEST” will be displayed
on the LCD display.
4.
Press the button. Test run will be started.
Test run setting mode screen appears on the LCD
display.
Maintenance func
1. Outdoor unit error data
2. Service contact
3. RC setting mode
4.Test run
Sel. Page [] Confirm
20:30 (THU)
Maintenance func
1. Outdoor unit error data
2. Service contact
3. RC setting mode
4.Test run
Sel. Page [] Confirm
20:30 (THU)
[] Confirm
Test run
Change
20:30 (THU)
Test run
ON
TEST
START[]
20:30 (THU)
TEST
20:30 (THU)
COOL
MODE
CZ-RTC3 / CZ-RTC5
START
[]
20:30 (THU)
Then press the
6
SM830203-04.indb 4 15/10/14 16:25:08
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