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Installation Manual

11

Installation

ENGLISH

Ceiling Fixing Bolt
(M10)

Nut

Washer

Spring Washer

Nut

Assembly of Washer, Nut

Tighten the common washer and nut (more than 21 mm
for the outside diameter of M10, to the commercial ceiling
fixing bolt (M10) as shown in the right figure.

• For the ceiling fixing bolt, perform work less than 50 mm

under the ceiling fixing bracket.

Connection of Duct

1. After securely connect the duct with the duct connection flange, wrap it

with a commercial aluminium tape so that air cannot be leaked.

2. Adjust the duct from the ceiling so that no force is applied to the main

body of the ventilation system.

3. Always use two ducts at the outdoor with the heat insulating material for

prevention of dewing.

Taping

Duct

Installation of Main Body

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Содержание LZ-H025GBA3

Страница 1: ... retain this installation manual for future reference after reading it thoroughly Representative LG Electronics Inc EU Representative LG Electronics European Shared Service Center B V Krijgsman 1 1186 DM Amstelveen The Netherlands Manufacturer LG Electronics Inc Changwon 2nd factory 84 Wanam ro Seongsan gu Changwon si Gyeongsangnam do KOREA VENTILATOR Original instruction ITALIANO ESPAÑOL FRANÇAIS...

Страница 2: ... instruction 15 Group control 17 Installer Setting How to enter installer setting mode 19 How to connect Central Con troller Accessory 21 Trial Operation 22 Method to Operate and Select Air Volume Ventila tion Single Operation 22 Method to Operate and Select Air Volume Inter linked Operation with Ventila tion 23 In case of finding a problem at a trial operation 24 Model Designation 25 Airborne Noi...

Страница 3: ...to follow the instruction ENGLISH n Installation Do not use a defec tive or underrated cir cuit breaker Use this appliance on a dedi cated circuit There is risk of fire or electric shock For electrical work contact the dealer seller a qualified electrician or an Authorized Service Center Do not disassemble or repair the product There is risk of fire or electric shock Always ground the product Ther...

Страница 4: ...sucked in It may cause various acci dents including suffoca tion due to the suction of harmful gasses CO etc Do not install this product in a refriger ated warehouse heated swimming pool or other location where the tempera ture and humidity are significantly differ ent There is risk of electrical shock malfunctioning Install this product in an environment where the temperature ranges from 10 C to ...

Страница 5: ... with the metal laths wire laths or metal sheets Power leakage can cause ignition When the product is soaked flooded or submerged contact an Authorized Service Center There is risk of fire or eletric shock Don t touch a dedicat ed circuit or breaker with wet hands There is risk of electric shock Do not store or use flammable gas or combustibles near the product There is risk of fire or failure of ...

Страница 6: ... of electric shock Do not install the prod uct at a smoky and oily place like kitchen or factory Otherwise oil may adhere to the filter or heating exchanger and cause trouble Install the product in an insulated space from outdoor air In case of installing the product outside of the insulated layer dewing occurs inside of the main body in winter And it causes electrical shock or falling of con dens...

Страница 7: ...aning Adhering to a mass of dust may cause the deterioration of air vol ume Do not use the product for special purposes such as preserving foods works of art etc It is a consumer ventilator not a preci sion refrigeration sys tem There is risk of dam age or loss of property n Operation Do not block the inlet or outlet of air flow It may cause product failure Do not step on or put anyting on the pro...

Страница 8: ...A3 Figure Duct Pitch Weight Pitch of Suspension Fix ture Duct Connection Flange Nominal Diameter Model LZ H025GBA3 Unit mm h It necessary to secure sufficient space for maintenance more than the dimensions described in the product service This symbol alerts you to the risk of electric shock This symbol alerts you to hazards that could cause harm to the product This symbol indicates special notes N...

Страница 9: ... OA Blower for Exhaust Air Model LZ H035GBA3 h It necessary to secure sufficient space for maintenance more than the dimensions described in the product service ENGLISH Model 750 600 350 668 632 314 150 146 155 50 422 89 33 A B C D E F G H J K L kg LZ H035GBA3 Figure Duct Pitch Weight Pitch of Suspension Fix ture Duct Connection Flange Nominal Diameter Unit mm ...

Страница 10: ...on of Rain Water Ceiling Fixing Bolt Supplied by installer RA Grille SA Grille Ventilator Inspection Hatch 1m or more 1m or more SA EA OA RA n A PLANE FIGURE n A FRONT VIEW SA Grille 850 x 780 LZ H025GBA3 850 x 700 LZ H035GBA3 Inspection Hatch RA SA EA OA n THREE DIMENSION VIEW n INSTALLATION OF MAINTENANCE COVER Installation 10 Ventilator Installation Map LZ H025GBA3 LZ H035GBA3 Installation ...

Страница 11: ...he ceiling fixing bolt perform work less than 50 mm under the ceiling fixing bracket Connection of Duct 1 After securely connect the duct with the duct connection flange wrap it with a commercial aluminium tape so that air cannot be leaked 2 Adjust the duct from the ceiling so that no force is applied to the main body of the ventilation system 3 Always use two ducts at the outdoor with the heat in...

Страница 12: ...ng in summer Take care so that work may not be per formed as in the left figure Otherwise it may cause reduction of air volume or abnormal noise CAUTION In 10 below ambient temperature when ventilation is installed the equivalent space in the outdoor and outdoor It may cause condensation you must install drainage facili ties Drain Pan and MD Moterized Damper at SA RA duct 12 Ventilator Installatio...

Страница 13: ...Normally closed contact Current tolerance 10 mA 0 5 A Precautions when laying power wiring Use round pressure terminals for connections to the power terminal block Round pressure terminal Power wire The Power cord connected to the unit should be selected according to the following specifications CAUTION Indoor Unit ground wires are required for preventing electrical shock accident during current l...

Страница 14: ...N FUNCTION SETTING BUTTON VENTILATION BUTTON RESERVATION UP DOWN LEFT RIGHT BUTTON To check the indoor temperature press button ROOM TEMPERATURE BUTTON SETTING CANCEL BUTTON EXIT BUTTON 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Connection Cable 1 EA 10 m Screw 4 EA Owner s Installation manual Inform label 8 EA 8 Languages Accessory j Some functions may not be operated and displayed depending on the prod...

Страница 15: ...d take place if setup board bends Please set up remote controller board fit to the reclamation box if there is a reclamation box 2 Can set up Wired remote controller cable into three directions Setup direction the surface of wall reclamation upper right If setting up remote controller cable into upper and right side please set up after removing remote controller cable guide groove h Remove guide g...

Страница 16: ...mponents when separating 4 Please connect indoor unit and remote controller using connection cable 5 Please use extension cable if the distance between wired remote controller and indoor unit is more than 10 m Please check if connector is normally connected Connecting cable Indoor Unit side When installing the wired remote controller do not bury it in the wall It can cause damage in the temperatur...

Страница 17: ...oller you must change the master slave setting from the indoor unit Indoor units the master slave configuration of the product after completion of indoor unit power OFF and then ON the power after 1 minutes elapsed sign up For ceiling type cassette and duct product group change the switch setting of the indoor PCB For wall mount type and stand type product change the master slave setting with the ...

Страница 18: ...ystem used together with indoor units Multi V system air conditioners or as an independent system for processing outside air Combined operation system with Multi V system connected with ventilation units and standard indoor units in a single refrigerant circuit Independent system connected only with a ventilation unit in a single refrigerant circuit 18 Ventilator How to connect Remote Controller A...

Страница 19: ...d person should be responsible for the results In this case free service cannot be provided CAUTION Installer Setting How to enter installer setting mode Function Code Value If pressing button long for 3 seconds it enters into remote controller setter setup mode If pressing once shortly it enters into user setup mode Please press more than 3 seconds for sure 1 When you enter the setting mode initi...

Страница 20: ...entral Control 3 03 ESP level ESP value Example 01 Low 0 255 02 High 03 Super High 4 04 5 05 01 Normal 02 Opposite 6 06 01 Supply Air First 02 Exhaust Air First 7 07 00 Slave 01 Master 8 09 00 Auto Off 01 Auto On 9 10 01 Set 10 11 01 Variable 02 Fixed Function Code ESP value ESP step Test Run Address Setting SA Supply Air ESP EA Exhaust Air ESP Product Direction Quick Refresh Priority Master Setti...

Страница 21: ...ct between PI485 Gate Way CN OUT and Main PCB CN CC 2 You do not need to set the Option Switch of Main PCB 3 Please refer to the manual of Accessory for the detail installation method How to connect Central Controller Accessory CN CC CN OUT Main PCB PI485 Gate Way Central controller ...

Страница 22: ...If CO2 sensor is installed it can select from weak strong very strong automatic 3 Ventilation single operation Ventilation mode Heat exchange Normal Automatic Remote Controller Display Contents Circulate indoor air without loss of heat Directly circulate indoor air without going through heat exchanger Circulate indoor air with automatically comparing indoor and outdoor air It is a function to cool...

Страница 23: ...esired temperature when it returns to air condition mode 3 Pressing button in general ventilation mode will change airflow speed Pressing airflow speed button will change the mode in the order of weak strong very strong If CO2 sensor is installed it can select from weak strong very strong automatic 4 Changing back to air conditioner mode 1 Automatic Conversion when no button is pressed for 15 seco...

Страница 24: ...Ø0 6 Ø2 0 capacity of breaker Isn t the fuse connected Are the PCB and Remote Controller rightly connected Is the outdoor temperature the limit temperature Less than 10 C more than 45 C In case of the limit temperature Switch on Option No 5 Repower the product and check whether it works or not Switch off Option No 5 and repower the product once again 24 Ventilator In case of finding a problem at a...

Страница 25: ... include the characteristics of the work room and the other sources of noise i e the number of equipment and other adjacent processes and the length of time for which an operator exposed to the noise Also the permissible exposure level can vary from country to country This information however will enable the user of the equipment to make a better evaluation of the hazard and risk L Z H 0 2 5 G B A...

Страница 26: ...26 Ventilator ...

Страница 27: ......

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