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LG
Dry Contact(Only AC 24V)
INSTALLATION MANUAL
Models: PQDSA1
PQDSB1
Visit us at : http://www.lgservice.com
IMPORTANT
• Please read this installation manual completely
before installing the product.
• Installation work must be performed in
accordance with the national wiring standards
by authorized personnel only.
• Please retain this installation manual for future
reference after reading it thoroughly.
LG
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Summary of Contents for LG PQDSA1
- Page 1 Visit us at : http://www.lgservice.com Dry Contact(Only AC 24V) INSTALLATION MANUAL Models: PQDSA1 PQDSB1 IMPORTANT • Please read this installation manual completely before installing the product. • Installation work must be performed in accordance with the national wiring standards by authorized personnel only.
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Page 2: Table Of Contents
Dry Contact Unit Installation Manual TABLE OF CONTENTS Safety Precautions ............3~4 Overview ................5 Part Description ..............7 Installation Guide ............... 8 I Installation Steps for Single Product ............8 I Installation Steps for Multi Product ............9 Administrator Guide ............10 Dry Contact... -
Page 3: Safety Precautions
Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. I Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. WARNING This symbol indicates the possibility of death or serious injury. - Page 4 Safety Precautions Use the correctly rated Do not install, remove, or re- For installation, always breaker or fuse. install the unit by yourself contact the dealer or an (customer). Authorized Service Center. • There is risk of fire or electric •...
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Page 5: Overview
Overview Overview LG Dry Contact is a solution for automatic control of air conditioning system at the owner’s behest. In simple words, it’s a switch which can be used to turn the unit On/Off after getting the signal from external sources like key-in lock, door or window switch etc specially used in Hotel rooms. - Page 6 Part Description Power Connector Indoor PCB Connector Dry Contact Controller Connector 6 Dry Contact...
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Page 7: Part Description
Part Description Part Description PQDSA1 (Only PCB) PQDSB1 (PCB + Case) DRY CONTACT UNIT [Top case] [Bottom case] [ PCB ] [Side] [Side] [Side] CN-POWER : AC 24V Connector CN-CC : Indoor PCB Connector CN_DRY (L) : DRY CONTROLLER Connector... -
Page 8: Installation Guide
- Connection of Dry contact only DRY CONTACT Indoor SUB PCB CN-CC CN-CC AC 24V - Connection of Dry contact & LG Central Controller in case of single constant models. Connection PCB (6871A30056A) DRY CONTACT Indoor SUB PCB CN-CC CN-CC... -
Page 9: I Installation Steps For Multi Product
Installation Guide Installation Steps for Multi Product Connect CN_DRY with Control Unit . (Fix SUB PCB into the proper location.) - To apply power source through PCB DRY CONTACT SUB PCB Operation Display Error Check Display CN-CC Dry contact Controller INPUT AC 24V Local Install... -
Page 10: Administrator Guide
Administrator Guide Administrator Guide * Function It gives selection whether to turn ON the unit directly or not from the external source. The selection can be made by pressing CANCEL button of the wireless remote controller 3 times within 3 minutes of resetting the unit with facing it towards the unit. (This function availability depends on indoor unit model) CANCEL CANCEL Button... - Page 11 P/No.: 3828A20494R Printed in Korea After reading this manual, keep it in a place easily accessible to the user for future reference.