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INSTALLATION INSTRUCTIONS
COMPACT VENTILATION UNITS
ErP
2018
EU-Regulation
1253/2014
LG 350
A
A+
+
A
B
C
D
E
F
G
38
350 m³/h
dB
ENERGIA ·
·
· ENERGIJA · ENERGY · ENERGIE
2016
1254/2014
For details – see the brochure
OPERATING AND
LG 350 & LG 450
COMFORT
VENTILATION
opt
opt
optional
t
t
t
t
ion
ion
ion
al
al
l
Systematic Ventilation.
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Summary of Contents for Pichler LG 350
- Page 1 OPERATING AND INSTALLATION INSTRUCTIONS COMPACT VENTILATION UNITS LG 350 & LG 450 COMFORT VENTILATION 2018 EU-Regulation 1253/2014 LG 350 350 m³/h ENERGIA · · · ENERGIJA · ENERGY · ENERGIE 2016 1254/2014 optional For details – see the brochure Systematic Ventilation.
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Page 2: Table Of Contents
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 2 Contents 1. Introduction Page 4 2. General information Page 4 3. Function of the ventilation unit Page 5 4. Designated use Page 5 INTENDED USE PAGE 5 STIPULATIONS FOR OPERATION WITH FIREPLACES... - Page 3 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 3 OUNTING INSTALLATION 12. Scope of supply, transport, storage and disposal Page 26 SCOPE OF SUPPLY PAGE 26 TRANSPORT, STORAGE AND PACKAGING PAGE 26 DISPOSAL PAGE 26 13. Technical data...
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Page 4: Introduction
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 4 1. Introduction The compact ventilation units LG 350 mode and serial number (see nameplate and LG 450 employ state-of-the-art on unit) to hand. technology. They are characterised by cost effectiveness, ease of use and reliability. -
Page 5: Function Of The Ventilation Unit
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 5 3. Function of the ventilation system With mechanically-controlled residential fans with cutting-edge EC technology ventilation, used, damp extract air is for air flow control. This technology is conducted away from wet domestic areas, particularly effective in air-tight building e.g. -
Page 6: Stipulations For Operation With Fireplaces
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 6 The compact ventilation unit is not a Personnel transporting, ready-to-use product. It must not be put installing or working on the unit into operation until it has been properly... -
Page 7: Liability
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 7 LIABILITY The LG 350 and LG 450 compact ven- to the compact ventilation unit, for which tilation units have been developed and the manufacturer cannot be held liable. manufactured for controlled mechanical... -
Page 8: Safety
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 8 5. Safety Read these operating and installation these safety requirements, warning instructions carefully and observe the notices, notes and instructions during notes on safety during installation, installation and maintenance works, as... -
Page 9: Unit Set-Up
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 9 UNIT SET-UP National and local regulations effective odour blocking traps (siphon). must be observed during The piping system for water, heating and installation and setup. The unit condensate connections must only be must be installed in compliance with installed by a specialist. -
Page 10: Plant Operation
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 10 The unit may not be operated until safe cians only. All protective measures must operational conditions are restored. be inspected (e.g. earth resistance etc.) after completion of electrical work on the Fault finding and immediate remediation... -
Page 11: User Guide
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 11 SER GUIDE 6. Customer service Please contact the installer of your ventilation and air conditioning system or contact us directly for any questions J. Pichler Gesellschaft m.b.H. relating to the LG 350 or LG 450 compact 9021 KLAGENFURT ventilation unit supplied. -
Page 12: Mini Control Unit
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 12 8. MINI control unit The following compact ventilation unit FUNCTIONS functions can be configured with the MINI control unit: • Selection of the “Standby” or “Basic ventilation” operating mode •... -
Page 13: Changing The Ventilation Level
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 13 CHANGING THE VENTILATION LEVEL to basic ventilation operation. For details, see Section 9, “Ventilation level”. LEDs The different states of the ventilation unit are indicated by LEDs. Three LEDs display the current ventilation level. -
Page 14: Operating Mode
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 14 OPERATING MODE Under certain conditions, the heat exchanger is avoided by means of the m de bypass and the cold outdoor air is directly Automatic blown into the room. - Page 15 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 15 Manual selection By selecting ventilation level 3, the boost ventilation function is activated. After one hour of operation in the highest ventilation level, the system automatically returns to the ventilation level set previously. Alter-...
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Page 16: Demand-Driven Air Volume Control
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 16 DEMAND-DRIVEN AIR VOLUME CONTROL Higher-level air volume control Humidity concentration-based control There are various configurations and op- (Fig. 2) erating modes that result in your ventila- The relative humidity is a factor that also tion unit being operated with air volumes contributes significantly to a comfortable... -
Page 17: Temperature
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 17 Depending on the setting, closed-loop Activated time program [ON] TEMPERATURE control is based on the indoor air, extract (for different time-of-day setpoint temper- air or supply air temperature. The desired... -
Page 18: Information
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 18 INFORMATION Current errors nforma on Current operating values Current errors No entries Time meter Messages Device information Current operating values, operating hours, messages and firmware versions can be Active errors are shown here. -
Page 19: Settings
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 19 Device information Firmware versions used for the controller and control unit as well as the type of ven- tilation unit are shown here. The device ID shown is relevant for remote access via the Internet (remote maintenance) or when utilising the Pichler app. - Page 20 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 20 Additional functions Time program en la on le els Monday Se ngs addi onal func ons from time CO2 control ON/OFF Level el 3 Humidity control ON/OFF Heater battery ON/OFF...
- Page 21 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 21 Date & time Time Date me se ngs Date me se ngs Date Time Time Sunday In this menu item, various date and time settings can be carried out.
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Page 22: Actions
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 22 Restart device ACTIONS Ac ons Air filter changed Device information Restart device Firmware control Firmware display LG model Device ID 123456789012 Internet connection established IP address 192.168.0.13 Initializing… please wait! Air filter changed... -
Page 23: Faults & Messages
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 23 10. Faults & messages MINI CONTROL UNIT The error states of the compact venti- lation unit on the MINI control unit are indicated by flashing patterns on the error LED. -
Page 24: Filter Maintenance
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 24 11. Filter maintenance FILTER MESSAGE ON THE MINI CONTROL When the filter life (factory setting 90 UNIT days) has elapsed, the control unit reports the necessity of a filter inspection. This... -
Page 25: Filter Replacement
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 25 FILTER REPLACEMENT Only original replacement filters 4. If necessary, insert the new air filters of the specified quality class may and close the filter cover. be used in the filter replacement process. -
Page 26: Mounting Installation
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 26 OUNTING INSTALLATION 12. Scope of supply, transport, storage and disposal SCOPE OF SUPPLY • The operating and installation instructions • The wall mounting bracket • The height-adjustable feet for free-... -
Page 27: Technical Data
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 27 13. Technical data VERSIONS FOR FREE-STANDING AND WALL MOUNTING Item number with standard heat exchanger 08LG350 08LG450 Item number with standard heat exchanger and an integrated pre-heater battery 08LG350V... -
Page 28: Sound Data
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 28 SOUND DATA Housing radiation Outdoor air connector Supply air inlet Exhaust air connector Extract air outlet LG 350 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz <... - Page 29 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 29 Technical specifications LG 350 (V) PASSIVE HOUSE CERTIFIED IN ACCORDANCE WITH PHI CRITERIA Degree of heat provision: ŋ = 90 % eff, t, WRG Comfort criterion: T = +16,5 °C bei T = -10 °C...
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Page 30: Characteristic Curve - External Pressure Increase - Air Volume Flow
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 30 CHARACTERISTIC CURVE – The characteristic curves shown are The total power specified takes the power EXTERNAL PRESSURE INCREASE – applicable to unit type with supply air consumption for the two fans in the AIR VOLUME FLOW (ISO ePM1 70 %) and extract air filter (ISO... -
Page 31: Unit Design
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 31 UNIT DESIGN 1 Supply air DN160 2 Extract air DN160 3 Outdoor air DN160 4 Exhaust air DN160 5 Counterflow heat exchanger 6 Exhaust air fan 7 Supply air fan 8 Controller 9 Bypass flap... - Page 32 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 32 1 Supply air DN160 2 Extract air DN160 3 Outdoor air DN160 4 Exhaust air DN160 5 Counterflow heat exchanger 6 Exhaust air fan 7 Supply air fan 8 Controller 9 Bypass flap...
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Page 33: Safety Devices
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 33 11. Extract filter the outdoor air is preheated, depending Coarse contaminations are filtered out of on the outdoor air and exhaust air the extract air via the extract air filter, in temperature (see Section 13, “Safety... - Page 34 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 34 Defrost process: switched off. After the defrost period The supply air volume flow with a has elapsed, the rotational speed on the consistent extract air volume flow is supply air fan is increased continuously continuously reduced and is finally...
- Page 35 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 35 Geothermal heat exchanger (GHE) winter exchanger is connected when the mode outdoor temperature (optional outdoor The geothermal heat exchanger is temperature sensor required) exceeds connected via the changeover flap when the geothermal heat exchanger’s...
- Page 36 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 36 Geothermal heat exchanger damper Supply Internal Fans RJ45 plug for L N connec on External outdoor air temperature sensor (T7) Terminal assignment for the geothermal heat exchanger flap Brine geothermal heat exchanger...
- Page 37 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 37 Brine Sole- heater battery Heizregister Outdoor air Außenluft Abluft Extract air Fühler T7 Sensor T7 Fortluft Zuluft Exhaust air Supply air Außenluft- Outdoor air vorfilter G4 pre-filter G4 Solepumpe...
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Page 38: System Extension For External Supply Air Conditioning
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 38 SYSTEM EXTENSION FOR EXTERNAL In order to increase or reduce the supply These devices are configured by PC SUPPLY AIR CONDITIONING air temperature for the room, an external software. The setpoint selection for the... - Page 39 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 39 External warm water re-heating battery Via an external water re-heating battery If the contact is opened via an external which is connected downstream in the frost protection thermostat, the ventilation...
- Page 40 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 40 External cold water cooling battery Via an external cold water cooling battery The “Cooling” operating mode which is connected downstream in the is only active in the summer supply air of the ventilation unit, the mode and is activated when the supply air temperature can be cooled.
- Page 41 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 41 External combination battery The external combination battery external warm or cold water requirement, (warm or cold water) combines the functions of a warm water the 230 V switching outputs H3 and H4 re-heating battery and a cold water can be used.
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Page 42: Touch Control Unit Service Level
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 42 15. TOUCH control unit service level The service menu is activated by pressing Information/Current operating values the [Menu] button for an extended period All of the unit's parameters can be (min. -
Page 43: Installation
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 43 Test – fan supply air Test – fan exhaust air Test – fan exhaust air 0 m³/h Test – fan supply air 0 m³/h In order to manually test the supply air... -
Page 44: Opening The Unit
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 44 All equipment connectors should in wire mesh grating must be provided as a principle be fitted with sound absorbers pre-filter directly at the central inlet point to ensure appropriate acoustic damping for outdoor air. - Page 45 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 45 Wall mounting If the ventilation unit is mounted on the The wall mounting bracket included in the wall, two of the feet included in the scope scope of supply is mounted horizontally to of supply must be mounted to the rear a suitable, solid and load-bearing wall.
- Page 46 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 46 Establishing the condensate In order to establish the condensate drain, Perfect functioning of the drain connection first the unit front must be opened (see condensate drainage must be Section 16, “Opening the unit”).
- Page 47 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 47 Connecting air ducts and components The air ducts Ø 160 mm must be suitable solid wall or ceiling structural connected to the connecting pieces at components. Avoid using flexible hoses the top.
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Page 48: Electrical Connection
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 48 17. Electrical connection The safety instructions specified • The cable cross-sections indicated are in Section 5, “Electrical connec- minimum cross-sections for copper tion work”, must be observed lines and do not take cable length or site when performing any electrical work. - Page 49 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 49 Mains connection and replacement of The ventilation unit is supplied ready to The supply line must be dimensioned by the internal device fusing be plugged in. The mains power cable an authorised electrician in full compli- is approx.
- Page 50 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 50 Electrical connection diagram In general, external system com- with the electrical connection diagram. ponents, extension components, The controller automatically recognises and temperature sensors re- the electrical connection of outdoor tem- quired must be connected in accordance perature sensor T7.
- Page 51 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 51 230V / 50 Hz H1: Supply Max. on site line fuse 16 A Supply H2: Pre heater a ery / rine pump / geothermal heat exchanger damper H3: Hea ng re uirement com ina on a ery...
- Page 52 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 52 Electrical connection diagram for the MINI or TOUCH control unit Control PCB /5.1 LiYCY 4x0,75 Mini +EXTE...
- Page 53 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 53 Control PCB /5.1 -W3. LiYCY 4x0,75 Touch...
- Page 54 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 54 Electrical connection diagram – external Digital input 1 (Di1) shut-off delay of 30 minutes is set for the inputs Serves to externally switch off (external intermittent ventilation function. Off), e.g. by a central fire alarm system.
- Page 55 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 55 Connecting the control unit to the The controller consists of a control PCB Cable length must not exceed 100 m. control PCB and a control unit. The control PCB is to...
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Page 56: Maintenance And Cleaning
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 56 18. Maintenance and cleaning SAFETY INSTRUCTIONS For all cleaning or servicing compressed air for cleaning may damage work on the ventilation unit, components and surfaces. always pull the mains plug or... - Page 57 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 57 Fans The motor housing must only The fan unit must be carefully removed be opened and work on the from the housing. Pay attention to the electrical components of the electrical connecting cable to the motor.
- Page 58 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 58 Cleaning the inside of the unit housing We recommend cleaning at least once a during cleaning, e.g. wiping or scrubbing, year, depending on the level of soiling. can cause damage to insulating surfaces.
- Page 59 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 59 Service table In order to document maintenance works, this table must be completed after perfor- mance of works on the unit: Unit commissioned by: Date Maintenance work (e.g. filter change)
- Page 60 OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 60...
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Page 61: Commissioning
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 61 COMMISSIONING The ventilation system must be The factory settings on the control unit complete, connected and ready may only be changed by a specialised for operation before it is put into company. -
Page 62: Commissioning Service
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 62 – OMMISSIONING SERVICE 19. Error description TOUCH CONTROL UNIT Active errors on the TOUCH control unit See Section 9, “Current errors” and “Error are output as plain text. Additionally, the log”. -
Page 63: Spare Parts And Accessories
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 63 21. Spare parts and accessories Only original spare parts may be operation is ensured only if original spare installed or used for replace- parts are used! ments and repairs. Reliable... -
Page 64: Product Data Sheets
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 64 23. Product data sheets PRODUCT DATA SHEET LG 350 2 [-] , % [-] ³ [dB(A) ] [m³/h] 50 [Pa] [W/(m³/h)] 0,65 % [-] Dienstag, 26.05.2018 13:45 Bitte Luftfilter überprüfen! später erinnern... -
Page 65: Product Data Sheet Lg 350 Fpage
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 LG 350/450 OPERATING AND INSTALLATION INSTRUCTIONS PAGE 65 PAGE 65 PRODUCT DATA SHEET LG 350F 2 [-] , % [-] ³ [dB(A) ] [m³/h] 50 [Pa] [W/(m³/h)] 0,65 % [-] Dienstag, 26.05.2018... -
Page 66: Product Data Sheet Lg 450
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 66 PRODUCT DATA SHEET LG 450 2 [-] , % [-] ³ [dB(A) ] [m³/h] 50 [Pa] [W/(m³/h)] 0,65 % [-] Dienstag, 26.05.2018 13:45 Bitte Luftfilter überprüfen! später erinnern Filter gewechselt... -
Page 67: Product Data Sheet Lg 450 Fpage
OPERATING AND INSTALLATION INSTRUCTIONS LG 350 AND LG 450 PAGE 67 PRODUCT DATA SHEET LG 450F 2 [-] , % [-] ³ [dB(A) ] [m³/h] 50 [Pa] [W/(m³/h)] 0,65 % [-] Dienstag, 26.05.2018 13:45 Bitte Luftfilter überprüfen! später erinnern Filter gewechselt... -
Page 68: Ec Declaration Of Conformity
Ventilation unit in compact design with an integrated control system Ausführungen / Type: LG 350 / LG 350 V / LG 350 F / LG 350 FV LG 450 / LG 450 V / LG 450 F / LG 450 FV with MINI or TOUCH control unit Die bezeichneten Produkte stimmen in der von uns in Verkehr gebrachten Ausführung mit den Vorschriften folgender europäischen Richt-...
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