Toshiba MMK-AP0072H, MMK-AP0122H Test RUN, Check wiring/piping of indoor and outdoor units

Page 22

11 TEST RUN

In case of wireless remote controller (Forced test operation is performed in a different way.)

REQUIREMENT

1.For the operation procedure, be sure to follow the Owner’s Manual.

2.Finish the forced cooling operation in a short time because it applies excessive strength to the air conditioner.

3.A test operation of forced heating is unavailable. Perform a test operation by heating operation using the switches of the remote controller.

However heating operation may be not carried out according to the temperature conditions.

Check wiring/piping of indoor and outdoor units

1.Open the front panel.

2.When pushing “TEMPORARY” button for 10 seconds or more, “Pi!” sound is heard and the operation changes to a forced cooling operation. After approx. 3 minutes, a cooling operation starts forcedly.

Check cool air starts blowing. If the operation does not start, check wiring again.

3.To stop a test operation, push “TEMPORARY” button once again (Approx. 1 second). The up/down air flow adjusting plate closes and the operation stops.

Check transmission of remote controller

1.Push “START/STOP” button of the remote controller to check an operation can also start by the remote controller.

When pushing “TEMPORARY” button once (For 1 second), the operation changes to automatic operation. For a forced cooling operation, keep the “TEMPORARY” button pushed over 10 seconds.

“Cooling” operation by the remote controller may be unavailable according to the temperature conditions. Check wiring/piping of the indoor and outdoor units in forced cooling operation.

TEMPORARY button

19

Image 22
Contents MMK-AP0072H, MMK-AP0092H, MMK-AP0122H Adoption of NEW Refrigerant Contents Separate sold parts OthersRefrigerant piping New Refrigerant Air Conditioner Installation Precautions for SafetyTo Disconnect the Appliance from Main Power Supply Selection of Installation Place Precautions for SafetyInstallation diagram of Indoor and outdoor units Installation spaceInstallation place Selection of Installation Place Installation of Indoor UnitRemote controller When the installation plate is directly mounted on the wall Mounting the installation plateCutting a hole Piping and Drain Hose Installation Piping and drain hose formingCase of bottom right or bottom left piping Case of right or left pipingLeft- hand connection with piping Indoor Unit Fixing DrainagePermissible pipe length and permissible height difference Piping material and dimensionsRefrigerant Piping Pipe Forming/End PositioningAirtight test/Air purge, etc Refrigerant PipingConnection of refrigerant pipe Open fully valves of the outdoor unit Gas leak checkPower supply specifications Electric WorkWiring connection Electric WorkWiring connection for flow selector unit How to connect the wiring of flow selector unitAddress setup Remote controller wiringWiring between indoor and outdoor units Wiring diagramBasic operation procedure for setup exchange Exchange of applicable control setupApplicable Controls Change of lighting time of filter sign Adjustment of air directionApplicable Controls To secure better effect of heatingTest RUN How to execute test operationCase of wired remote controller Before test operationCheck transmission of remote controller Check wiring/piping of indoor and outdoor unitsTest RUN Confirmation of error history TroubleshootingConfirmation and check Check method TroubleshootingCheck code list TerminologyRemote Error detected by TCC-LINK central control device Indication Auxiliary codeNew check code Difference between the new check code and the current systemCheck of Concentration Limit Confirmation of Indoor Unit Setup Indoor unit setup check sheet