Test Run - Daikin VRV Plus Series General Information Manual

Si33-003.book Page 159 Monday, June 25, 2001 9:06 AM
SiE33-003
8.2

Test Run

8.2.1 Operation of Stop Valve
Keep all stop valves fully open. (Refer to chapter "How to operate stop valves".)
8.2.2 Power Supply Connection
Caution In order to avoid compressor damage, it is necessary to switch on the crankcase heater for at least six
hours before starting the compressor after a long period of standstill or for the first time.
Set all the initial settings for the test run with the power on. Be careful not to touch, under any
circumstances, any button other than the push button switches (BS1-5) on the PCB(XIA) when making
settings. Doing so can cause electrical shocks.
Note:
8.2.3 Operation Check - Temperature Regulating Operation Check
1. Perform the cross wiring - cross piping check as described in "CAUTIONS ON OPERATION" attached
2. Set the unit to "
3. Press the "
4. Within 10minutes after having set the unit to test mode, press the "
5. Press the "
6. Perform normal operation. Refer to the operation manual of the corresponding indoor unit(s) for details.
Caution Blinking of the remote control operation lamp means that an error occurred. The error code is displayed in
the liquid crystal display and the relation between error codes and their meaning is shown in "CAUTIONS
IN SERVICING" attached to the indoor unit.
The compressor is protected by a guard timer and will not restart, not even if the "
connected indoor unit is pressed, before the guard timer setting of 5 minutes elapsed.
Pump down operation cannot be executed because this would result in serious compressor damage.
Refer the "detail of error code display" to service manual Si33-002 page 123.
Installation Manual
To switch on the crankcase heater, turn on the circuit breaker.
Set the LED on the outdoor unit PC board after turning on the circuit breaker.
Before switching on the indoor unit(s), refer to the operation manual of the corresponding unit(s) for
more details.
Turn on the switch to indoor unit(s).
The test run must be performed starting with cooling operation.
Start this operation about 8 minutes after turning on the indoor unit and outdoor unit power.
Do not try to get started with the remote control just after turning on the power. The remote control
shows "UH" and the system fails to start.
When the outdoor temperature is below –5˚C, perform the testrun in heating mode.
on the rear of the upper front panel.
" mode using the cool/heat selector (heatpump units only) or the indoor remote
control.
" button 4 times to set the unit to " TEST " mode operation. (" TEST " is displayed.)
TEST
Pressing the " " button 5 times will make the unit return to its normal operation mode.
TEST
operation. Check if the indoor and outdoor units are operating normally. If, due to compressor liquid
compression, a knocking noise is heard, stop the unit immediately and start it again after a while. The
test run will be stopped automatically after 30 minutes.
" button to stop the unit.
Check that cool air (or hot, in case of heating operation of heatpump units) is blown from the indoor unit.
Operate each indoor unit individually and check whether the corresponding outdoor unit is running.
" button to start the test
: http://splitoff.ru/tehn-doc.html
Before Operation
" button of a
159