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FWC

Fan coil units
4PW64525-1B – 2014.03

Installation manual

12

Service and maintenance

6

Service and maintenance

For safety reasons, switch off the unit before carrying out any 
maintenance or service activities.
The service and maintenance activities which are mentioned in this 
paragraph may only be carried out by the installer or service company.

Service and maintenance

6.1.

Maintenance tasks

Cleaning the air filter

Clean the filter when necessary. Clean the filter at least once every 6 
months. If the unit is installed in a room where the air is extremely 
contaminated clean more often.
If it becomes impossible to clean, replace the air filter with an original 
spare part.
To clean the air filter:
1

Switch off the power supply.

2

Push both knobs simultaneously and carefully lower the grill.
The suction grill is now opened.
See figure 18: “Opening the suction grill”

3

Pull the hook of the air filter out diagonally downward and remove 
the filter.
See figure 20: “Detaching the air filter”

4

Use a vacuum cleaner or wash the air filter with water.
When the air filter is very dirty, use a soft brush and neutral 
detergent.
See figure 22: “Cleaning the air filter”

5

Fix the air filter. 
Attach the air filter to the suction grill by hanging it to the projected 
portion above the suction grill. Press the bottom of the air filter 
against the projections on the bottom of the grill to snap the air 
filter into its place.
See figure 23: “Fixing the air filter”

6

Close the suction grill.

Cleaning the suction grill

1

Switch off the power supply.

2

Push both knobs simultaneously and carefully lower the grill.
The suction grill is now opened.
See figure 18: ”Opening the suction grill”

3

Open the suction grill 45 degrees and lift it upward. 
The suction grill is now detached.
See figure 19: “Detaching the suction grill”

4

Pull the hook of the air filter out diagonally downward and remove 
the filter.
See figure 20: “Detaching the air filter”

5

Wash the suction grill with a soft brush and neutral detergent and 
dry thoroughly.
See figure 21: “Cleaning the suction grill”

6

Attach the air filter to the suction grill by hanging it to the projected 
portion above the suction grill. Press the bottom of the air filter 
against the projections on the bottom of the grill to snap the air 
filter into its place.
See figure 23: ”Fixing the air filter”

7

Close the suction grill.

Service and maintenance

6.2.

Service to the unit

For detailed instructions on reparations of the unit, refer to the service 
manual. Contact your local DAIKIN dealer to obtain the service 
manual. 
If the cause of the problem can not be found or more information is 
needed, call your local DAIKIN dealer or the appointed service 
company. 
In case some part is damaged and needs to be replaced, call your 
local DAIKIN dealer or the appointed service company for a list of 
available spare parts.

Glossary

Glossary

7

Glossary

Danger: electric shock

See 

“Precautions for installation” on page 2

.

Danger: high temperature

See 

“Precautions for installation” on page 2

.

Notice

Do not pour any liquid on the fan coil unit. This could 
damage the components inside it.

Information

Before starting the troubleshooting procedure, carry out a 
thorough visual inspection of the unit and look for obvious 
defects such as loose connections or defective wiring.

Term

Meaning

Accessories

Equipment which is delivered with the unit and 
which needs to be installed according to the 
instructions in the documentation 

Applicable 
legislation

:

All international, European, national and local 
directives, laws, regulations and/or codes which 
are relevant and applicable for a certain product or 
domain

Circuit 
breaker (fuse)

:

Safety device used in electrical installations to 
prevent electric shock

Dealer

:

Sales distributor for fan coil units and other DAIKIN 
products

Field supply

Equipment which needs to be installed according 
to instructions in this manual, but which are not 
supplied by DAIKIN

Installer

:

Technical skilled person who is qualified to install 
fan coil units and other DAIKIN products

Service 
company

Qualified company which can perform or 
coordinate the required service to the fan coil unit

Summary of Contents for FWC06B7FV1B

Page 1: ...INSTALLATION MANUAL Fan coil units Cover Cover Type numbers FWC06B7TV1B FWC07B7TV1B FWC08B7TV1B FWC09B7TV1B FWC06B7FV1B FWC07B7FV1B FWC08B7FV1B FWC09B7FV1B...

Page 2: ...mm F1 F2 P1 P2 T1 T2 k i j j i g 1x 1x 8x 4x 1x 1x 1x 1x 1x 1x 1x FWC_T 2x FWC_F 4x FWC_T 2x FWC_F 4x FWC_T 2x FWC_F 4x a b c d e h i j k l m f g n a f b d c e 4 mm c e b A A A A a a a b 2500 1500 29...

Page 3: ...em A e com o parecer positivo de B de acordo com o Certificado C 09 A B C 10 Bem rk som anf rt i A og positivt vurderet af B i henhold til Certifikat C 11 Information enligt A och godk nts av B enligt...

Page 4: ...o install and operate the associated products and or optional equipment refer to the relevant catalogues technical literature or product manuals for those products The original documentation is writte...

Page 5: ...r scalding Danger electric shock Switch off all power supply before removing the control box cover or before making any connections or touching electrical parts To avoid electric shock be sure to disc...

Page 6: ...mperature is 5 C Q the maximum water temperature is 50 C 2 pipe fan coil units and 70 C 4 pipe fan coil units Q be sure to install components in the field piping that can withstand the water pressure...

Page 7: ...directions Select the air flow directions best suited for the room and point of installation For air discharge in 2 or 3 directions it is necessary to make field settings by means of the remote contr...

Page 8: ...he hanger bracket as illustrated in figure 15 Securing the hanger bracket 2 Fix the paper pattern for installation delivered with the unit For new ceilings only Q The paper pattern for installation co...

Page 9: ...onnection Connect the water inlet and outlet connections of the fan coil unit to the water piping as illustrated in figure 5 Connecting the water piping In case the optional valve is used refer to the...

Page 10: ...transmission wiring and other wiring Failure to observe this guideline may result in malfunction due to electrical noise Q For the remote controller wiring refer to the installation manual of the remo...

Page 11: ...Pull the cables i j inside through the remote controller and unit transmission cables intake h 3 Strip the wires to the recommended length 4 Connect the remote controller wires to P1 P2 terminals of t...

Page 12: ...ment refer to the installation manual which is delivered with the optional equipment and take into account the remarks mentioned in the table below a Ceiling slab b Hanger bracket c Drain raising pipe...

Page 13: ...n manual delivered with the option EKRP1C11 but refer to the installation manual of options EKMV2 and EKMV3 instead EKFCMBCB7 Optional PCB for Modbus connection Option Description Remark Danger electr...

Page 14: ...N dealer Test operation before installing decoration panel 1 Open the water inlet valve s 2 Open the water outlet valve s 3 Set to cooling operation with the remote controller and start operation by p...

Page 15: ...t brush and neutral detergent and dry thoroughly See figure 21 Cleaning the suction grill 6 Attach the air filter to the suction grill by hanging it to the projected portion above the suction grill Pr...

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Page 19: ...P1 L N L a N P2 F1 F2 T1 T2 P1 L N L N P2 F1 F2 T1 T2 P1 L N L N P2 P1 P2 P1 P2 P1 P2 P1 P2 F1 F2 T1 T2 P1 L N L N P2 F1 F2 T1 T2 c b 100 0 675 a a a a 710 840 860 910 860 860 910 950 20 35 20 35 780...

Page 20: ...Copyright 2010 Daikin 4PW64525 1B 2014 03 Cover Rear Cover Rear...

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