MAINTENANCE
WARNING
• The power supply wiring must be replaced by the manufacturer or a qualified contractor if it becomes damaged in
order to avoid hazard or injury.
• This equipment should not be used or serviced by personnel who have not been properly trained in its operation and
maintenance.
• Children should be supervised and kept away from this equipment.
• This equipment is not intended to be operated by means of an external timer or separate remote-control system.
• Keep the equipment and its cord out of reach of children.
Filter Maintenance:
Clean the air filter & air inlet grid.
• Don't remove the air filter except for cleaning or faults may occur.
• Clean the air conditioner more often when the equipment operates in a dusty environment
(as much as every two weeks).
1. Remove the return air grille as shown below: press on the two locks on the grid (as shown in Fig. 1), gently lift it at a 45
degree angle (as shown in Fig. 2), and then remove the air inlet grid.
2. Dismantle the filter: press the outer frame of the air inlet grid, and draw the base angle of the filter out to disengage the
locks, and remove the filter (as shown in Fig. 3).
Press down the locks
Fig. 1
Cleaning Air Filter:
Clean the air filter with a vacuum or water to remove dust.
For heavy dust, use the vacuum or directly spray mild soap on the air inlet grid, and then clean it with water after soaking
for ~10 minutes
(A) Remove dust with dust collector.
(B) For heavy dust, use a soft brush and mild detergent to clean.
(C) Rinse off water/soap and dry in a cool place.
NOTE: Do not clean it with hot water, 122°F (50°C), to avoid fading or distortion.
8
Hinge
Lock port
Remove air-inlet grid
Fig. 2
Locks
Bottom of Gauze
Hinges
Frame of air-inlet grid
Fig. 3
31-5000473 Rev. 0