42HQM Split system “Hi-Wall INVERTER” indoor unit For installation instructions of this unit and the outdoor unit, refer to the relevant manuals. Contents Page General information ..................System description ..................Infrared remote controller ................Display of selected functions ..............Periodical checks ..................
42HQM General information • This unit contains rotating parts (fan). Unit operation and maintenance Ensure that this is out of reach for children. • Be conscious of the room temperature and general comfort, Read this instruction manual thoroughly before using the particularly when this unit is used near children, senior or unit.
42HQM Infrared remote control E N G L I S H 9Y231 The remote control operates with two 1.5 V non re-chargeable • Remove the used batteries and insert new batteries. batteries. The remote control uses two alkaline batteries (1.5 V, LR03x2).
42HQM Unit display and switch panel E N G L I S H Indoor unit display Switch panel A B C D EMERGENCY Indoor unit display Emergency operation When the remote control is lost, damaged or the battery is A (green/red): Operation LED discharged, the EMERG.
42HQM Use of the remote control Start/stop To decrease the value of desired temperature in the room. (button B) To increase the value of desired temperature in the room. The unit will confirm signal receipt with an acoustical sound, and the value of the set temperature on the display will change accordingly.
Page 8
42HQM Use of the remote control E N G L I S H - Push operating mode button holding button cpressed Warnings: as shown (on the remote control display the indicator for unit "B" selection will appear); - The air flow louvre positioning function does not operate when the...
42HQM Use of the remote control and automatic restart function AMPLE OF TIMER SELECTION SELECTION PROCEDURE Turning OFF using the timer When the unit is OFF: (Change from unit ON to unit OFF) Press the EMERGENCY button This function is useful when you go to sleep.
42HQM Optimum comfort, lowest consumption and correct cleaning E N G L I S H Optimum comfort and lowest consumption Ensure that the air distribution in the room is uniform by properly adjusting the air flow direction. Keep room temperature at comfort levels.
42HQM Filter cleaning, maintenance and before a long shutdown period Filter cleaning Before a long shutdown period Clean filters in accordance with the actual operating conditions and times. Lift the front panel and pull the air filters downward. Clean the filters and reposition them in the unit.
42HQM Operating features and care - Troubleshooting E N G L I S H Operating conditions Troubleshooting • Temperature ranges suitable for unit operation are as follows. Trouble / Check points / ACTION The unit does not operate: MODE INDOOR OUTDOOR •...
Page 13
L010124H38 - 0205 Via R. Sanzio, 9 - 20058 Villasanta (MI) Italy - Tel. 039/3636.1 The manufacturer reserves the right to change any product specifications without notice. Order No. 14473-74M10, February 2005. Supersedes Order No. 14473-74M10, March 2002. Printed in Italy...