TROUBLE SHOOTING
Followings are not problems
Sound of water flowing is | During unit operation or at stop, a swishing or |
not a problem. | gurgling noise may be heard. This noise is generated |
| by refrigerant flowing in the system. |
Sound of cracking is heard. | During unit operation, a cracking noise may be heard. |
| This noise is generated by the casing expanding or |
| shrinking because of temperature changes. |
Smell are generated. | This is because the system circulates smells from the |
| interior air such as the smell of cigarettes or the |
| painting on the furniture. |
During operation, white fog or steam | When unit is running at places like restaurant, etc. where |
comes out from the indoor unit. | dense edible oil fumes always exist, this will happen. |
In cooling operation, unit switches to | To prevent frost from accumulating on indoor heat |
blowing operation. | exchanger, unit will switch to blowing operation for a |
| while then resume cooling operation. |
Unit will not restart after stop. | Though ON/OFF button is set |
| to ON, unit won't resume cooling, |
Won't start? | dry or heating operation |
in 3 min after it is stopped, this | |
| is because of |
| protection circuit. |
| Please wait 3 minutes |
No outlet air or fan speed can't be changed | Unit will reduce fan speed repeatedly and automatically |
in dry mode. | if room temp. is too low in dry operation. |
In heating operation, water or steam are | This occurs when frost accumulated |
blown out of outdoor unit. | on the outdoor unit is removed. |
| (during defrosting operation) |
In heating operation, indoor fan won't stop | After unit stop, indoor fan will go on running |
even if unit is stopped. | until indoor unit cools down. |
20