OHM ELECTRIC COOL CABI OCA-H300BC-AW2 Instruction Manual page 50

7-4 Maintenance of Evaporation Sheet and Evaporation fin for Condensate-free type only
In case a COOLCABI discharges water from the drain hose despite its working condition is within the specified range
not exceeding 35℃,85%RH both inside and outside , the Evaporation fin or the Evaporation sheet may be dirty.
Clean or replace these parts according to the following procedure.
Loosen the screws to detach the Maintenance panel.
1）
Blow off dirt of the Evaporation fin by means of compressed air or similar means.
2）
Slide the anchorage upward to remove and take out the Evaporation sheet.
3）
Remove dirt from the Evaporation sheet. If it has oil stains, or is indurated or deteriorated,
4）
replacement is needed.
After the above works are completed, attach the cleaned or a new Evaporation sheet and
5）
the Maintenance panel to the COOLCABI in reverse order.
◎Replacement Evaporation sheet
Applicable COOLCABI models
OCA-H35 BCD-AW
OCA-H7 BCD-AW
OCA-H 3 BCD-AW
OCA-H BCD-AW
7-5 Troubleshooting
Problem
· Internal temperature
rises too much
· Cool air is not blown
out
· High int. temp. alarm
E ・or Overheat alarm
E3 is displayed
· Internal temperature
drops too much
· Too much condensation
· E5 is displayed
· E6 is displayed
· E7 is displayed
· E8 is displayed
· E6, E7 or E8 is displayed
with Lateral mounting type
Note: If any problem is found during operation, stop using the product and turn off power.
Then, contact us with the information of the model number and the time of purchase.
Part No.
CJ-S piece
CJ-S piece
CJ-S3 piece
CJ-S4 piece
Anchorage for Evaporation sheet
Cause
Circuit breaker tripped
Internal temp. is below the set value
Less cooling capacity against the
setting
Ambient temp. is too high
Internal temp. is too high
ilter is dirty
External fan is not running.
Internal fan is not running.
Short air circulation
Refrigerant leak
Set value is too low
Internal circuit or temp. sensor failure
Enclosure is not airtight enough
Internal temperature sensor failure
Poor drainage
Internal fan is not running
Short air circulation
Temp. sensor of heat exchanger failure
Control board failure
Screw
Maintenance panel
Turn on the breaker.
Check the setting and internal temperatures.
Raise the setting temperature or replace the unit with
a larger model.
The working temperature should not exceed +5 ℃.
This product cannot be used if the temperature inside
enclosure is higher than +45℃.
Clean the filter.
Check the setting and internal temperatures. In case
of fan failure, replace the fan.
Carry out forced cooling operation to see whether the
internal fan rotates or not
does not run, replacement is required.
Improve the air circulation
Contact us.
Raise the setting temperature.
Contact us.
Improve airtightness of the enclosure by filling gaps.
gaps.
Contact us.
Unclog and straighten the drain hose.
Replace the internal fan.
Improve the air circulation
Contact us.
Contact us.
50
Evaporation fin
Air blow
Evaporation sheet
Remedy
☞
See page 4 . If the fan
☞
See page 49
☞
See page 35
☞
See page 49
☞ See page 35