Installation, Operation & Maintenance Manual - PS-121B / PSH-141A
10
Operation
LED display
Shows the set temperature in °C or °F and the Auto-timer settings. While on
DRY and FAN modes, it shows the room temperature. Shows Error codes and
protection code:
E1-Room temperature sensor error.
E2-Evaporator temperature sensor error.
E3-Condenser temperature sensor error (on some models).
E4-Display panel communication error.
P1-Bottom tray is full--Connect the drain hose and drain the collected water
away. If protection repeats, call for service.
Note: When one of the above malfunctions occurs, turn off the unit and check
for any obstructions. Restart the unit, if the malfunction is still present, turn off
the unit and unplug the power cord. Contact the manufacturer, service agents,
or a similarly qualified person for service.
Operation Instructions
COOL operations
• Press the "MODE" button until the "COOL" indicator light comes on.
• Press the ADJUST buttons "+" or "-" to select your desired room temperature. The
temperature can be set within a range of 17°C~30°C/62°F~86°F.
• Press the "FAN SPEED" button to choose the fan speed.
HEAT operation (cooling only models without)
• Press the "MODE" button until the "HEAT" indicator light comes on.
• Press the ADJUST buttons "+" or "-" to select your desired room temperature. The
temperature can be set within a range of 17°C~30°C/62°F~86°F.
• Press the "FAN SPEED" button to choose the fan speed. For some models, the fan
speed cannot be adjusted under HEAT mode.
DRY operation
• Press the "MODE" button until the "DRY" indicator light comes on.
• Under this mode, you cannot select a fan speed or adjust the temperature. The fan
motor operates at LOW speed.
• Keep windows and doors closed for the best dehumidifying effect.
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