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250FC

 

Total Heat Exchanger
HRV (Heat Reclaim Ventilation)

 

4P586308-1 — 2019.06

 

Operation manual

 

7

 

T

 

ROUBLE

 

 

 

AND

 

 

 

COUNTERMEASURE

 

If your unit does not operate properly, check the following items

If the following occurs, consult your dealer where the unit was purchased

 

List of malfunction codes of Remote controller of the HRV-system air conditioner

 In case of the malfunction with the code in white letters on the black background in the unit still operates. 

However, be sure to have it inspected and repaired and as soon as possible.

 

D

 

ISPOSAL

 

 

 

REQUIREMENTS

 

Dismantling of the unit must be done in accordance with relevant
local and national regulations.

 

Conditions

Causes

Corrective actions

 

The unit does not operate at all.

Check if there is a power failure.

After power has been restored, start operation again.

Check if the fuse has blown or breaker has worked.

Change the fuse or set the breaker.

Check if the indication of operation control method on 
remote controller (BRC301B61) is shown.

This is normal. Operate the unit using the air 
conditioner remote control or centralized controller.
(Refer to 

"Operation" on page 2

)

Check if the indication of operation stand by on 
remote controller (BRC301B61) is shown.

It indicates the precooling/preheating operation. This 
unit is at stop and will start operation after the 
precooling/preheating operation is over.
(Refer to 

"Operation" on page 2

)

Amount of discharged air is small and the 
discharging sound is high.

Check if the air filter and heat exchange element are 
clogged.

Refer to  

"Maintenance" on page 5

.

Amount of discharged air is large and so is the 
sound.

Check if the air filter and heat exchange element are 
installed.

Refer to  

"Maintenance" on page 5

.

 

Operation lamp

Inspection 

indicator

Unit No.

Malfunction code

Description

 

On

Off

Blinking

 

64

 

Indoor air thermistor malfunction

On

Off

Blinking

 

65

 

Outdoor air thermistor malfunction

On

Off

Blinking

6A

Damper-related malfunction

Blinking

Blinking

Blinking

6A

Damper-related malfu thermistor

Blinking

Blinking

Blinking

U5

Remote control error

On

Off

Off

UC

Repeated central address

Blinking

Blinking

Blinking

UE

Transmission error between the unit and centralized controller

4PEN586308-1_2019_06.book  Page 7  Wednesday, July 10, 2019  10:13 AM

Summary of Contents for VAM250FC

Page 1: ...OPERATION MANUAL VAM150FC VAM250FC Total Heat Exchanger HRV Heat Reclaim Ventilation Ceiling mounted duct type 4PEN586308 1_2019_06 book Page 1 Wednesday July 10 2019 10 13 AM...

Page 2: ...7 6 3 2 1 3 2 6 5 4 3 1 2 4 3 5 4 1 1 1 2 3 5 11 10 7 6 9 8 4 12 17 16 14 13 15 4PEN586308 1_2019_06 book Page 1 Wednesday July 10 2019 10 13 AM...

Page 3: ...use the air filter If the air filter is not used heat exchange elements will be clogged possibly causing poor performance and subsequent failure Do not change operations suddenly It can result not onl...

Page 4: ...tion method When the HRV remote controllers is not connected the Centralized controller controls the operation of the HRV unit Refer to the section Independent operation of the HRV unit using the Cent...

Page 5: ...the main menu 1 Operation Mode Selector button 2 Fan Speed Airflow Direction button 3 Menu Enter button 4 Up button 5 Down button 6 Right button 7 Left button 8 ON OFF button 9 Operation lamp 10 Canc...

Page 6: ...into the room and that of the room air exhausted outdoor is equal For FRESH UP operation If the Fresh up setting is set to Fresh up air supply The volume of outdoor air supplied into the room is large...

Page 7: ...ON The HRV unit can then be operated independently from the air conditioner When the FILTER indication appears on the display clean the filter of the HRV unit Refer to the section Maintenance on page...

Page 8: ...t exchange element Refer to figure 6 Use the vacuum cleaner equipped with a brush on the tip of the suction nozzle Lightly contact the brush on the surface of the heat exchanging element when cleaning...

Page 9: ...it using the air conditioner remote control or centralized controller Refer to Operation on page 2 Check if the indication of operation stand by on remote controller BRC301B61 is shown It indicates th...

Page 10: ...NOTES 4PEN586308 1_2019_06 book Page 1 Wednesday July 10 2019 10 13 AM...

Page 11: ...NOTES 4PEN586308 1_2019_06 book Page 2 Wednesday July 10 2019 10 13 AM...

Page 12: ...4P586308 1 2019 06 Copyright 2019 Daikin 4PEN586308 1_2019_06 book Page 1 Wednesday July 10 2019 10 13 AM...

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