Toshiba TCB-AX21UL Installation Manual page 15

Wireless remote
controller kit Installation Manual
14
TEST RUN
Before test run
• Before turning on the power supply switch, carry out the following procedure.
1 Using 500V-megger, check 1M£.) or more exists between the terminal block 1 to 3 and the earth.
If 1M£_ or less is detected, do not run the unit. Do not apply to the remote controller circuit.
2 Check the valve of the outdoor unit being opened fully.
• To protect the compressor at activation time, leave power-ON for 12 hours or more be for
operating.
How to conduct a TEST RUN
1. Remove the face plate from the Signal receiving unit.
Set the "TEST RUN" switch to the "TEST RUN" position.
2. Push the button on the wireless remote controller to start the
operation of the air conditioner.
The (.L) , C), and _ lamps each light under test running.
The temperature cannot be set by the wireless remote
controller with the "TEST RUN" switch is set to the "TEST RUN"
position.
3. Operate the air conditioner in the "heating", "cooling", or "fan
only" mode during test running.
The outdoor unit will not operate for approximately 3 minutes
after the air conditioner has been turned on or off.
ALL.O
RCU : SUB
PCB CHK.
TESTRUN
]
RCU : MAiN I
NORMAL
Z_ CAUTION
Do not set the switch to the "TEST RUN" position other than for test running.
The air conditioner may be damaged if this switch is set to the "TEST RUN" position for
normal operation.
(The Signal receiving unit automatically turns off the air conditioner 60 minutes after the
switch has been set to the "TEST RUN" position to prevent continuous test running.)
- 14 - 14-EN