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Hitachi RAS-PH18PHLAE Service Manual page 122

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HOW TO CHANGE THE
The intermittent fan control during thermo off in Heating mode can be changed by the remote controller.
(The procedure should be done only by service personnel.)
It is possible to select from 3 patterns.
PROCEDURE
Press
(POWERFUL) button,
Release
[RESET] button only and make sure that all marks on the remote controller display are indicated, then release
(POWERFUL) button and
Remote controller now enters "Intermittent Fan Control Change Mode".
Press [ROOM TEMPERATURE setting] [
(The intermittent pattern changed with indoor unit beep sound)
Single model
Multi
NOTE:
(1)
The indication of the selected intermittent pattern will disappear after 10 seconds.
(2)
The selected intermittent pattern will remain unchanged after the unit is truned off.
(FAN SPEED) button and press
(FAN SPEED) button.
(UP) /
(DOWN)] button.
Transmission sign lights up with beep from indoor unit simultaneously.
Pattern 1
P attern 1
Continuous
30sec ON / 210sec OFF
repeatedly
- 122 -
[RESET] button simultaneously.
Default : Pattern 1
Pattern 2
P attern 2
30sec ON / 210sec OFF
repeatedly
50sec ON / 190sec OFF
repeatedly
Pattern 3
P attern 3
50sec ON / 190sec OFF
repeatedly
Continuous

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