Carrier 42LUVH075N- Manuals

5 II. PRECAUTIONS ON INSTALLATION Lay the drain hose for perfect draining. Make sure to connect the air conditioner to an exclusive power supply of rated circuit breaker and voltage. Do not install the unit in an area where Consider the weight of the unit in inflammable gases could leak constructing...

6 III. PRECAUTIONS ON OPERATION When cleaning the unit, make sure to turn Do not put anything on the outdoor off the main switch unit nor step into it. It may topple and cause an injury. Ensure that the air outlet or inlet of the If you will not use the airconditioner outdoor unit is not blocked. fo...

9 IV. MAINTENANCE (CONTD.) Dry the filter under sunshade.

10 V. AIR CONDITIONER CONTROLLER V1. The following features can be operated by the buttons on the Display unit. V2.1 Power on/off Press POWER button to turn ON the air conditioner or vice versa. When turned ON, it will operate according to the last setting made by the user. V2.2 Fan Press FAN button...

11 V. AIR CONDITIONER CONTROLLER (CONT’D.) V2.3.1 Fan If the system is in FAN mode, the FAN LED on the Display unit will be lit. The system will operate as the fan only. The TEMP ∆ and TEMP ∇ buttons are not used. V2.3.2 Cool If the system is set to COOL mode, the COOL LED on the Display unit will b...

12 COMPRESSOR LOW FAN 4 Min. 8 Min. 8 Min. ON OFF ON OFF V. AIR CONDITIONER CONTROLLER (CONT’D.) V.3 The system can be controlled using the LCD Remote unit (OPTIONAL ITEM) V3.1 LCD type remote (OPTIONAL ITEM) The following features can be accessed using the LCD type remote. V3.1.1 Power ON/OFF V3.1....

14 V. AIR CONDITIONER CONTROLLER (CONT’D.) To cancel this function • Press button until the display shows blinking OFF, • Press CANCEL button. NOTE: If no button is pressed within 10 seconds, LCD display will return to show setting temperature and no data will be transmitted. V3.2 Compressor delay p...

15 TROUBLESHOOTING GUIDE PROBLEM POSSIBLE CAUSES SOLUTION Unit does not start Circuit breaker tripped Reset only once. Should the unit trip again do not attempt to reset it again. Contact your Carrier service center for assistance. Unit does not cool properly. a. Air filter is dirty b. Thermostat se...