Hawco Group, a focused technical solutions distributor, specialising
in refrigeration, air conditioning, thermal management and electrical
process control products.
lg-technical-bulletins
127 - CC09~12AWR-NE3 & CC18~24AWR-N83 Clicking Sound in Standby Mode
There have been a couple of reports of a “clicking sound” coming from these indoor units, whilst in standby mode. This has been noticed in bedroom applications, during the night, during cool conditions.
We have reported this to the Factory; they have provided the following information.....
126 - UU18W-UED [AUUW186D] Model Replacement
The above model has been superseded by the UU18W-UED1 [AUUW186D1]; it is compatible with the same indoor models as its predecessor.....
125 - ECO-V Dip Switch Setting's
It has come to our attention that the Dip Switch settings are different on Generations 1 & 2, to what they were on the earlier Gen.0. Please refer to the following tables for information....
124 - 2010 SRAC Multi Type Control Options
We are led to believe that new “Control Options” are available on the above products, please refer
to the table below...
123 - Multi V II - Group Control Wiring and AC Smart
When connecting indoor units as a group to an AC Smart central controller, the following procedure for addressing the indoor units must be followed:...
122 - 2010 Art Cool Mirror CC24AWR-N83 - Piping Clarification
The new CC**AWR-N** Art Cool Mirror Models are suitable for use with either Single or Multi-Split Outdoor units. A query has...
121 - New 2010 ECO-V Wired Remote - Model Compatibility
During 2010 a new range of ECO-V Models will be phased in when stock of the old models become depleted. Please see below for a list of the new models names...
120 - AC Smart Database Backup
When you install and commission an AC Smart controller, quite a lot of time and effort goes into setting all the room names/indoor unit id’s, and schedules. If the end user then decides to login as an engineer using the high level password (unfortunately this password is no secret if they read the manual which...
119 - LGE Aircon B2B Website Help
There is a vast amount of information available on the above website, the attached document has been put together to help you get started. Please do give it a go, we are sure you will find it useful...
118 - Multi V II - Assigning an Indoor Unit as Cool-Heat Master
Using the new type remote controllers (PQRCUSA0/1) on Multi V Generation 2 heat pump systems (Plus II or Mini), it is possible to set one indoor unit to be the cool/heat master for the entire system.
This prevents confusion as to which indoor unit is cool/heat...
117 - PTDC* Accessory Cassete Covers
We have been asked on a few occasions for dimensional data for the Accessory Cassette Covers, hopefully this Product Sheet will provide the necessary answers....
116 - PQRCUSA0 Wired Remote - Time Clock Accuracy
It has been brought to out attention that the Time Clock on the above accessory Remote Controller, looses time over a period. This was tested by us and it was found to loose around 20 minutes per month. After contacting the factory, they confirmed that it was a batch issue...
115 - Universal D-Gen Synchro Systems
Synchro Systems use 2, 3 or 4 Indoor Units with one Outdoor Unit.
All Indoor Units must run simultaneously as one, with the same mode (cooling or heating). These systems are intended for use in large open plan, or irregular...
114 - Wired Remotes for Univ D-Gen Floor+Ceiling Type Units
Universal Floor/Ceiling Type (UV**-N*D) models are supplied with an Infra-Red Remote Controller as standard. On occasions, a Wired Remote Controller may be preferred. If so, please refer to the following table for the appropriate accessory and functions available...
113 - Multi V Gen2 + Central Controllers
Page 77 of the 2009 Multi V Sales Booklet (UK Version) contains the following picture. This shows an AC Smart connected to various unit types, it suggests that a PI485 Interface is not required on Multi V Gen.2 systems...
112 - PZCWRCG3 - Group Control Wiring Accessory
Important: These notes apply to Multi-V Gen.II & Universal Generation-D Cassettes only. It is not possible to mix units of different generations in the same group...
111 - Branch & Header Pipe Kits - Multi V Installations
It has come to our notice that some Multi-V Systems are being installed using Third Party Pipe Kits. Only genuine LG Branch & Header Pipe Kits must be used, as the pressure drop through them is a measured amount and it has a bearing on the overall system operation...
1 to 110 - MyLG site link
Use this link to view old bulletins via the MyLG website. This site is not managed by Hawco but the files will be supplied by LG.