Panasonic FV-10VEC2RH Manuel utilisateur

Service Manual

PESMX23010001CE

Version:2301

CONTENTS

3.Wiring Diagram

4. Troubleshooting

PAGE

Energy Recovery Ventilator

FV-10VEC2RH

(North America Market)

WARNING

This service information is designed for experienced repair technicians only and is not designed for use by

the general public. It does not contain warnings or cautions to advise non-technical individuals of potential

dangers in attempting to service a product. Products powered by electricity should be serviced or repaired

only by experienced professional technicians. Any attempt to service or repair the product or products dealt

with in this service information by anyone else could result in serious injury or death.

IMPORTANT SAFETY NOTICE

There are special components used in this equipment which are important for safety. These parts are

marked by in the Schematic Diagrams, Exploded Views and Replacement Parts List. It is essential

that these critical parts should be replaced with manufacturer's specified parts to prevent shock, fire

or other hazards. Do not modify the original design without permission of manufacture.

We suggest to handle such parts after the static electricity prevention.

It is forbidden to touch the PCB parts by bare hands during the repairing process.

2.Parts Identification 2~6

1.Specifications 1

4.Parts List 9~11

1. Specifications

2. Parts Identification FV-10VEC2RH

Main Body Section

Frame Body Assy

SA Fan Assy

EA Fan Assy

PCB Box Assy

17 18

Frame Cover Assy

(4pcs)

(5pcs)

(6pcs)

(2pcs)

(4pcs)

2. Parts Identification

FV-10VEC2RH

Frame Body Assy

SA Fan Assy / EA Fan Assy

(8pcs)

(4pcs)

(2pcs)

(2pcs) 21

(2pcs)

(4pcs)

2. Parts Identification

FV-10VEC2RH

PCB Box Assy

Frame Cover Assy

(3pcs)

40 41

(2pcs)

(4pcs)

(2pcs)

(4pcs)

2. Parts Identification

FV-10VEC2RH

Main Labels

57 58

2. Parts Identification

(4pcs)

FV-10VEC2RH

(4pcs) 63

(4pcs)

Packing Case Assy

3. Wiring diagram

FV-10VEC2RH

4. Troubleshooting

FV-10VEC2RH

Problem

1.The ERV doesn’t

work.

2.The HVAC/AHU

doesn’t work

when ERV works.

3.Buzzer sound

(10 sec in a hour)

and ERV works.

4.Buzzer sound

(30 sec in a hour)

and ERV doesn’t

work.

5.ERV doesn’t work

base on the setting

air volume.

Running

indicator

(Green)

Display

Off Off

On Off

Off

Blink*

(0.5 s)

Blink*

(0.5 s)

Blink*

(0.5 s)

Blink*

The time under “Blink” means the frequency of blink.

(0.5 s)

Check the power cord is connected.

Filter

indicator

(Red)

Action

If a problem is encountered, please investigate it by going through the following items.

If the problem still persists, please disconnect the power and contact the dealer for repair.

Check the frame cover is closed.

Check the main switch in product body is on.

Check if the spring on the inside of frame cover

is damaged or deformed.

ERV running interval according to the ASHRAE

time setting.

Damper may be frozen shut, please wait for

maximum 24 hours for defrosting.

Please disconnect the power and contact the

dealer to check the HVAC/AHU wiring connect.

SA motor error, please disconnect the power

and contact the dealer for repair.

Off

Blink*

(2 s)

Blink*

(2 s)

EA motor error, please disconnect the power

and contact the dealer for repair.

OA damper error, please disconnect the power

and contact the dealer for repair.

Off EA damper error, please disconnect the power

and contact the dealer for repair.

Blink*

(4 s)

Off Center damper error, please disconnect the

power and contact the dealer for repair.

Temperature sensor error, please disconnect the

power and contact the dealer for repair.

PCB board error, please disconnect the power

and contact the dealer for repair.

When product runs in circulation mode for

defrosting, the air volume will be more than

setting and sound will be slightly louder than

normal operation.

When outdoor temperature is less than 14 °F

(-10 °C), the product will restrict air volume

automatically to protect energy recovery core.

The RA filter and OA filter need to be maintained.

If you do not want the buzzer notification, please

long press the filter reset button for 3 sec to cancel it.

When outdoor temperature is low ( -22 °F (-30 °C),

ERV stops operating automatically.

4. Parts List

FV-10VEC2RH

Main Body Section

No. Part No. Part Name Q´ty Remark

1 FFV10C2RH9 Frame Body Assy 1

2 FFV3740038M Maintenance Plate 1

3 FFV6710047M Wiring Cover 1

4 FFV07SR6R1 Cord Bushing 1

5 FFVC2RH904 Junction Box 1

6 FFV3450010S Ground Wire 1

7 FFV2800023S Junction Cover 1

8 FFV3402188M EA Damper Assy 1

9 FFV4710448M Center Damper Assy 1

10 FFV4300151M OA Damper Assy 1

11 FFV3402189M EA Fan Assy 1

12 FFV3702280M SA Fan Assy 1

13 FFV1600153M Frame Bracket Assy 1

14 FFV1600154M Frame Bracket Hook 1

15 FFV3402190M Element Assy 1

16 FFV3402191M Element Holder 1

17 FFV6730102S RA Filter 1

18 FFV4300152M OA Filter M8 1 Merv 8

19 FFV1600175M Frame Cover Assy 1

A FFV7000074S Truss Tap Screw 22

B FFV7030008S Pan Screw 2

C FFV7000224S PS Screw 6

D FFV7000089S Truss Tap Screw 2

Frame Body Assy

No. Part No. Part Name Q´ty Remark

20 FFV3440021S Latch 2

21 FFV2220075M Hinge B 2

22 FFV0000163M Adapter 2

A FFV7000074S Truss Tap Screw 16

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