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Hitachi RAS-SH07QHLAE Service Manual page 111

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HOW TO CHANGE THE INTERMITTENT FAN HEATING SETTING
The intermittent fan control during thermo o 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 o .
(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
[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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