Auto Mode; Force Cooling Function - Fisher FSIArt?100HFD Service Manual

8.7.8 Rating capacity test function.
Set the indoor unit with remote controller as: high fan, 30℃ in heating mode, then press "TURBO" button on
controller 6 times or more within 10 seconds (make sure indoor unit receives these signals), the machine will turn into
rating capacity test mode, the buzzer will make a "di" sound for 2 seconds continuously. Also, indoor fan will change
to rating speed, the frequency of compressor will be fixed as rating value. Any condition of above is not satisfied, the
machine cannot be turned into rating capacity test mode.
The machine will quit from the rating capacity test mode if running for 5 hours or changing fan speed or setting
temperature.
8.7.9 Turbo function in heating mode. (press the "TURBO" button on remote controller)
Elevate current frequency (excluding F8) to a higher grade. If indoor fan is in low speed or pause caused by defrosting
or anti‐cold‐wind function, frequency of compressor will not be elevated one grade until these limit has been
released.
Indoor fan changes to turbo speed and anti‐cold‐wind function is valid.
8.8 Auto mode function
8.8.1 This mode can be chosen with remote controller and the setting temperature can be changed between
17~30℃.
In auto mode, the machine will choose cooling, heating or fan‐only mode according to ΔT (ΔT =T1‐Ts).
ΔT=T1‐Ts
ΔT＞1℃
‐1≤ΔT≤1℃
ΔT＜‐1℃
8.8.2 Indoor fan will choose auto speed of relevant mode.
8.8.3 If the machine switches mode between heating and cooling, compressor will keep stopping for 15 minutes and
then rechoose mode according to ΔT.
8.8.4 If the setting temperature is modified, the machine will rechoose running function.
8.9 Forced operation function
8.9.1 Forced cooling and auto function can be carried out through a touch button. In these two modes, the machine
can be changed by remote controller to any other mode at any moment.
8.9.2 When the machine is off, pressing the touch button will carry the machine to forced auto mode, after this, if
pressing the button once again within 5 seconds, the machine will turn into forced cooling mode. In forced auto,
forced cooling or any other operation mode, pressing touch button will turn off the machine. In forced operation,
remote control is available.
8.9.3 In forced operation mode, all general protections are available.
8.9.4 In forced cooling mode, after running for 30 minutes with compressor frequency F2 and breeze indoor fan
speed, the machine will turn to normal auto mode in which setting temperature is 24℃.
8.9.5 The action of forced auto mode is the same as normal auto mode which temperature is 24℃.
25
Running mode
Cooling
Fan‐only
Heating