Dantherm RCV 320 P2 Basic Manual Download

Page: 45 / 56

INSTALLATION & SERVICE MANUAL FOR PROFESSIONALS
Maintenance and care

: Error list

Error list

See the list below for a complete description:

A B C

Error
code

Error

Possible cause

Action
required

Reset

Filter alarm

Filter period

expired

Dismount filters and

inspect for dirt
Replace filters and

reset alarm

Reset alarm and

reset filter by

pressing and

holding alarm

button for 5

seconds

Press and hold

the centre

button on the

wireless remote

control for 10

seconds

The same proce-

dure can be used

to reset the filter

before the alarm

is triggered.

The filters are

not soiled, so the

filter period is too

short

Extend the filter

timer period

The filters are

soiled

Replace filters and

reset alarm

Filters are

clogged, filter

period is too long

Replace filters and

reset alarm
Shorten the filter

timer period

E 1

Extract air fan

No feedback

about rotational

speed (tacho)

from extract air

fan

Extract fan power

cable not con-

nected

Connect the power

cable to the extract

air fan

Perform a

manual reset

by pressing the

alarm button on

the control panel

or by turning the

unit off/on

Extract air fan

control cable not

connected

Connect control ca-

ble to extract air fan

Extract air fan not

working

Replace extract air

fan

Extract air fan un-

able to operate at

the desired speed

Fan speed set-

point too high

Decrease fan speed

setpoint

Automatic

reset after 140

seconds, but the

alarm reappears

if the problem is

still present

Fan defective

Replace fan

E 2

Supply air fan

No feedback

about rotational

speed (tacho)

from supply air

fan

Power cable to

supply air fan not

connected

Connect the power

cable to the supply

air fan

Perform a

manual reset

by pressing the

alarm button on

the control panel

or by turning the

unit off/on

Supply air fan

control cable not

connected

Connect the supply

air fan control cable

Supply air fan not

working

Replace supply air

fan

Supply air fan

unable to run at

desired speed

Fan speed set-

point too high

Decrease fan speed

setpoint

Automatic reset

after 140 sec-

onds, but alarm

reappears if

problem persists

Fan defective

Replace fan

Summary of Contents for RCV 320 P2 Basic

Page 1: ...RCV 320 P2 Basic MANUAL en Rev 1 0 2021 W50 2...

Page 2: ......

Page 3: ...d unpacking 14 Unpacking 14 Declaration of Conformity 15 Product description 16 General description 16 Component descriptions 19 Accessories 21 Electronic control 23 Accessing the main PCB 25 Control...

Page 4: ...iations in connection with ventilation terminology Abbr Description T1 Outside air enters the unit T2 Supply air from the unit into the home T3 Extract air from home to unit T4 Exhaust air from the un...

Page 5: ...erious injury due to hot surfaces General note NOTE Further tips and information regarding the use of the device Mandatory action signs Read and understand this service manual Disconnect mains plug fr...

Page 6: ...supervision or have been instructed in the use of the device by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance Apart from repla...

Page 7: ...ent fan speed regardless of the operating mode This illustration shows an overview of the different modes three main modes and three tem porary override modes and other functions that can be displayed...

Page 8: ...l 0 is locked the fan speed will jump from level 4 to 1 as it increases Active manual operating mode is indicated by constant light in the correspond ing LED When the week program is activated the uni...

Page 9: ...conditions is met the bypass will be deactivated Outdoor air temperature is higher than the exhaust air temperature Outdoor air temperature is at least 2 C lower than setpoint Tmin Exhaust air temper...

Page 10: ...e summer mode is indicated by a flashing light in the corresponding LED Activation of the fireplace mode can be used when you light up the stove The unit will then run with positive pressure for seven...

Page 11: ...d professionals see page 40ff Remember to contact a trained professional for a service check regularly The unit has a built in timer for its filter alarm every six months as standard The timer period...

Page 12: ...and care Inspection of the filter 4 When the filters have been replaced the filter alarm must be reset by pressing the alarm button for 5 seconds A short beep will sound indicating that the filter ala...

Page 13: ...to read and understand this service manual prior to initial startup and setup of the RCV unit Risk of damage to equipment or property or personal injury The RCV MUST be earthed with cables WITH earth...

Page 14: ...the mate rial according to local regulations 3 Check the contents of the box 4 If transport damage is detected after unpacking the device or if the delivery is incomplete contact the responsible sales...

Page 15: ...Electromagnetic compatibility EMC Part 6 2 EN 61000 6 3 2007 Electromagnetic compatibility EMC Part 6 3 EN 60730 1 2011 Automatic electrical controls for household and similar use Part 1 EN 62233 200...

Page 16: ...at energy loss These units are designed to be installed in environments with temperatures 12 C The compact design allows the RCV unit to be placed in e g utility rooms with only a little space The air...

Page 17: ...ilities of the air flow through the unit according to operation mode A and B The default operation mode is mode A see how to change to mode B on page 29 Mode A Fig 3 Colour arrows Term Description Gre...

Page 18: ...ox 2 Filter 2 Fan box 1 Fig 5 Part Mode A Mode B Filter 1 Exhaust air filter Supply air filter Filter 2 Supply air filter Exhaust air filter Fan box 2 Supply air fan Extract air fan Fan box 1 Extract...

Page 19: ...the home The motorised bypass damper overrides the heat exchanger functionality It is used in summer in warm conditions where the cooler outdoor air can be used to reduce the indoor temperature when...

Page 20: ...temperature sensor outdoor air T3 temperature sensor extract air S2 T2 temperature sensor supply air T4 temperature sensor exhaust air S3 T3 temperature sensor extract air T1 temperature sensor outdo...

Page 21: ...attic installations The floor bracket ensures easy access to the drain Adjust the ventilation and keep track of the home s humidity and temperature using the large LCD screen on the handheld remote co...

Page 22: ...his mode of operation is called demand controlled mode If an HRC Remote Control is connected the level will be shown in the display using the Level 3 icon RH VOC CO2 Demand controlled operation will r...

Page 23: ...architecture of the system control Externally connected items HRC3 wireless remote control Ethernet router with DHCP HAC2 FPC accessory HCP 11 on MODBUS wired remote control USB service port 230 VAC...

Page 24: ...ctions of the main PCB Further explanations of how to use the external connections can be found in the section External connections on page 39 See also the wiring diagram on page 52 when connecting to...

Page 25: ...ic shock and risk of damage to the device Always ensure that the mains plug is disconnected from the electrical outlet before you open into the main PCB Tilt the housing Release the two screws at the...

Page 26: ...h the inside of the unit Step Action Illustration 1 Release the three screws from the front at the bottom of the unit and remove the front cover 2 Behind the control panel you find a pin lock which ke...

Page 27: ...nother operating mode until the defrost has ended When defrosting is active HRC 3 will show dEF in the display There are two different defrosting strategies 1 No fireplace in house default setting 2 F...

Page 28: ...g is done both fans will start at minimum RPM and increase speed until the originally requested speed is reached If the outdoor temperature is 13 C for more than 4 minutes 25 seconds and you do not ha...

Page 29: ...n into the main PCB and change the operating mode using the A B function switch The air ducts leading the air into the house can be connected as shown on page 17 Mode A is the default setting If the i...

Page 30: ...humidity level and air quality All other wired accessories must be swapped installed according to the current operating mode A B 5 Refit the main PCB and housing and the front cover 6 Switch the drain...

Page 31: ...between modes A and B allows the duct pair outside or inside to be directed towards the unit from the left OR right according to the construc tion of the building and room See the difference between...

Page 32: ...V 320 on the wall Step Action Illustration 1 Fix and level the wall rail using these measure ments Make sure that you use appro priate screws and rawl plugs 220 mm 42 mm 600 mm 516 mm 3 Mount the two...

Page 33: ...professionals Installation Mounting the device en 5 Make sure the unit is levelled or tilts backwards CAUTION If the unit tilts forwards there is a risk of water damage Make sure the unit is levelled...

Page 34: ...RCV unit to ensure that the system is raised from the floor in a safe manner Note Dantherm accepts no liability to floor brackets from other suppliers Use of other non Dantherm constructions is at yo...

Page 35: ...n the unused condensate outlet Note Otherwise condensation water cannot be drained from the unit and this will result in an in advisable accumulation of water in the unit with the risk of water enteri...

Page 36: ...ttom of the unit Pass the drain hose through the cable clamp to form a siphon Material damage e g water damage Heat recovery of air with a high moisture content leads to condensation in the heat ex ch...

Page 37: ...e on page 17 in order to know where to lead the different ducts Note The installation of the ducts incl duct dimensions sound absorbers and insu lation must be done in accordance with national standar...

Page 38: ...simultaneously adjusted to target value by using either PCTool or control panel In the main and vital part of the calibration the valves in all rooms have to be adjusted until the required airflow fo...

Page 39: ...etween the unit main PCB and Dantherm accessories HAC FPC or HCP11 Modbus RTU connects via the RS485 port Important External BMS cannot be connected as Modbus RTU via the RS485 port or via Dantherm ac...

Page 40: ...mp or equivalent Maintenance must at minimum be carried out as shown here Interval Task To be carried out by Six months Check filters Replace if necessary User Annual Change filters User 2 years Inspe...

Page 41: ...iggered Resets the filter timer without the timer having expired A short beep will sound indicating that the filter alarm has been reset correctly Step Action Illustration 1 Remove the filters and ins...

Page 42: ...s may cause vibrations 3 Turn the fan with your fingers and listen for buzzing sounds from the bearing If this occurs the fan probably needs replacing 4 Refit the fan box and repeat steps 1 5 with the...

Page 43: ...when you have finished cleaning Step Action Illustration 1 Remove the extract air fan box and bypass if the unit runs in mode A to inspect the drip tray Check that the condensation outlet is not block...

Page 44: ...ontrol Acoustic buzzer signal and display of a specific error code Wired remote con trol HCP11 Audible buzzer signal and flashing LED The number of flashes corresponds to an error code followed by a p...

Page 45: ...Connect the power cable to the extract air fan Perform a manual reset by pressing the alarm button on the control panel or by turning the unit off on Extract air fan control cable not connected Conne...

Page 46: ...aust airflow A clogged extract air filter Change filters Automatic reset if efficiency is high enough for 30 seconds Poor balancing of airflows Adjust the system An extract fan in the bathroom is crea...

Page 47: ...perature sensors Temperature sensor resistance is OK Replace control panel 6 R 1 E 6 Extract air tem perature sensor T3 The control panel measures that the temperature sen sor is either open or short...

Page 48: ...nd connect extract air from bathroom to ventilation system An extract air fan in the kitchen is creating negative pressure in the house Ensure that warm make up air can reach the cooker hood If this i...

Page 49: ...smoke or fire The alarm dis play can be reset by pressing the alarm button or by turning the unit off on However the unit cannot be started until the alarm conditions have disap peared Check if sensor...

Page 50: ...s previously been installed but can no longer be reached Check connection to fire protection controller Perform a manual reset by pressing the alarm button on the control panel or by turning the unit...

Page 51: ...51 Installation Service Manual for professionals Maintenance and care Spare parts en Spare parts Spare parts for the RCV 320 are available via the webshop shop dantherm com Introduction...

Page 52: ...perature tSURR C 12 to 45 Outdoor temperature without preheater installed tODA C 12 to 40 Outdoor temperature with preheater installed tODA C 20 to 40 Maximum absolute humidity of extract air x g kg 1...

Page 53: ...53 Installation Service Manual for professionals Illustrations Technical data en Illustrations This illustration shows the wiring diagram for the unit Fig 12 Illustration with wiring diagram...

Page 54: ...142 0001 category process equipment and is only intended as a guide Residential ventilation unit C Boligventilationsaggregat C PART NO Sheetmetal flatstate is based on Dantherm Air Handling A S 8 This...

Page 55: ......

Page 56: ...e ta n got ansvar f r eventuella fel och f r ndringar se Der tages forbehold for trykfejl og ndringer Irrt mer und nderungen vorbehalten Dantherm n assume aucune responsabilit pour erreurs et modifica...

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