Panasonic 26PEK2U6 26PEK2U6 Service Manual - Page 288
Items to Check Before the Test Run, 6-5. Test Run Using the Remote Controller
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6-4. Items to Check Before the Test Run (1) Turn the breaker ON at least 12 hours in advance in order to energize the crankcase heater. (2) Fully open the closed valves on the liquid tube and gas tube sides. 6. Test run 6-5. Test Run Using the Remote Controller (1) Press and hold the remote controller Then press the button. button for 4 seconds or longer. • "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) Use either Heating or Cooling mode to perform the test run. Note: The outdoor unit will not operate for approximately 3 minutes after the power is turned ON or after it stops operating. CZ-RTC2 (3) If normal operation is not possible, a code appears on the remote controller LCD display. Refer to the "Table of Self-Diagnostic Functions and Corrections" on the next page, and correct the problem. (4) After the test run is completed, press the 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) 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.) 1. Keep pressing the , and buttons simultaneously for 4 or more seconds. The "Maintenance func" screen appears on the LCD display. 20:30 (THU) [ ] START Maintenance func 20:30 (THU) 1. Outdoor unit error data 2. Service contact 3. RC setting mode 4.Test run Sel. Page [ ] Confirm CZ-RTC3 / CZ-RTC5 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. 3. Press the button. "TEST" will be displayed on the LCD display. TEST 20:30 (THU) Maintenance func 20:30 (THU) 1. Outdoor unit error data 2. Service contact 3. RC setting mode 4.Test run Sel. Page [ ] Confirm Change the display from OFF to ON by pressing [ ] START 4. Press the button. Test run will be started. Test run setting mode screen appears on the LCD display. the or button. Then press the button. Test run 20:30 (THU) 6 Test run ON TEMSOTDE COOL 20:30 (THU) Change [ ] Confirm 6-4