52
b) Compressor Section
To access the compressors on the 30EX / 30EV unit, rotate
the screws on the lower front panels of the unit.
c) Condenser Fan Section
On the 30EX / 30EV units, remove the discharge ducts and
top panel.
To access the switchboard on the units, remove the screws
from the top front panel, as shown:
FIG. 25 - Cutaway view of fan assembly of 30EX/30EV units and
Flying Bird Propeller
Motor
Motor
support
Duct
Flying Bird
Air exhaust grille
6.6. Removal of Closing Panels
a) Switchboard Section
Turn off the power of the 30E.
DO NOT USE water over 130 ° F (54.4 ° C), to not destroy
enzymatic activity.
WARNING
Recommendations on Coil Washing
Coil Type
Washer
Type
Minimum
Work
Pressure
Minimum
Recommended
Distance
Gold Fin
Domestic
45 psig
(3 Bar)
305 mm
5. Apply the Totaline eco-friendly coil cleaner solution to all
coil surfaces, including the fi nned area, side plates and coil
manifolds.
6. Hold the spray nozzle near the fi ned areas and apply the
cleaner with vertical movement, up and down. Avoid
spraying horizontally to minimize potential damage to the
fi ns.
7. Make sure that the cleaning agent penetrates deep into
areas with fi ns.
8. Internal and external areas with fi ns should be thoroughly
cleaned
9. The fi nned surfaces must remain wet with cleaning
solution for 10 minutes.
10. Make sure surfaces do not dry out before rinsing them.
Re-apply the cleaner as needed to ensure saturation in the
10-minute period is reached.
11.
Thoroughly rinse all surfaces with clean water at low
speed using the water spray nozzle with a downward
rinse. Protect fi ns against damage from sprinkler nozzle.
12.
If the temperature sensors are wet by the cleaning
process, wait for their reading equalization, thus avoiding
erroneous readings and malfunctions.
FIG. 24 - Cleaning Instructions
Capacitor
BLDC
Placa Filtro
Inverter
Borneira
Alimetação
Contatora
Placa
Eletrônica
Inverter
IHM
Main
board
Reactor
Drive
Reactor
BLDC
BLDC
Motor
Board
Thermostat
Capacitor
Invert Filter
Board
Power
terminals
Compressor
Driver Board
Fixed
Compressor
Contactor
6. Maintenance & Repair (cont.)
