Operation Modes And Functions - Fisher FSK-124HF Technical & Service Manual

Part 8. Electric Control Functions
1. Performance Index
No.
1 Applicable Voltage Range
2 A/C Frequency
3 Working environment temperature
2. Main Parts Introduction
2.1 Indoor Fan
High speed and low speed.
Breeze speed for anti-cold air.
2.2 Outdoor Fan
High speed and low speed.
Remark : some model just have one speed.
2.3 Buzzer
2.3.1 It will buzz when its driving port in the main chip outputs high level.
2.3.2 It will buzz once when the main frame receives remote start-up signal.
2.3.3 It will buzz once for 1 second when receiving turn-off signal.
2.3.4 It will buzz for 0.5 second once receiving other signal.
2.4 Indicator
2.4.1 There are 4 indicators: operating indicator, timer indicator, water level warning indicator, defrosting
indicator and pre-heating indicator (wind-delivery indicator for cooling-only A/C).
2.4.2 LED indicates errors when protection is in effective.
2.5 Four-way Valve
It is controlled by relays.
2.6 Condensate Pump
It is controlled by relays.

3. Operation Modes and Functions

3.1 Manual Operation
3.1.1 The manual operation mode is controlled through "manual" pad in the wind in-take grid, including such two
modes as manual action and manual cooling. Push the manual pad for each switchover, the order for which
is shown below:
REMOTE CONTROL
3.1.2 Manual Cooling
3.1.2.1 Under this mode, no remote control signal will be received.
3.1.2.2 The compressor is started up unconditionally and the rotating speed of indoor and outdoor fans is set to be
in high and forced cooling operation.
3.1.2.3 Under this mode, the buzzer will buzz twice with each lasting 0.5 second at 0.5 interval. During the first
Item
MANUAL ACTION
Index
165-253V~, 343-418V~
50Hz
-7°C- +45°C
- 19 -
MANUAL COOLING