Hitachi RAK-18QXB, Service Manual

Page: 67 / 92

1. How to count the lamp blinking frequency
・
The product will repeat blinking with 2-second
intermissions.
・
The blinking speed is as follows: on for 0.35 seconds and
off for 0.35 seconds.
While the "timer lamp" (orange), of the indoor unit is blinking,
troubleshoot the product
while referring to the table below.
2. If you wish to try another operation while the lamp is blinking, operate the START/STOP button on the remote control unit
twice. The first push will reset the indoor microcomputer, while the second will activate the product
Self-diagnosis display function (indoor side display)
[An example of 5-time blinking]
2-second
intermission 2-second
intermission
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