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Latest news:

2008 Price Increase Notification...

 
Click here for article We wish to advise you of the following manufacturers’ price increases, effective from 1st April 2008:
Airking/QuartzCD Se... (more)
Trade Price List:
Click here for article Welcome to our 2007/08 trade price list, designed specifically for air conditioning and refrigeration contractors.  We have m... (more)
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Technical Information

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Current Technical articles:

Wednesday, 8 November 2006
TB3199 - ROHS Compliance of L Controls
The ROHS directive was introduced on 1st July 2006. (ROHS stands for: the restriction of the use of certain hazardous substances i... (more)

Wednesday, 9 November 2005
TB3195 - OUTDOOR UNITS - CHANGE OF MOUNTING FOOT DESIGN (MCU+ / MHPUE / MHPUL / CKC)
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Following up customer suggestions, outdoor unit mounting feet will be revised from January 2005 and will cut in during early 2005.... (more)

Saturday, 1 October 2005
CHANGING IMPACT IMPELLERS
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Important:-   This kit includes a complete impeller assembly. If the unit is currently fitted with impellers of a differ... (more)

Monday, 12 September 2005
TB3193 - CELLARATOR EXPANSION DEVICES (Cellarking)
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Cellarator Expansion Devices
As previously announced, the new plastic cabinet CX cellar coolers will be available from 1st Oct... (more)

Saturday, 10 September 2005
TB3194 - 600 x 600 CASSETTES - SELECTION OF FAN SPEEDS
This change affects installer fan speed selection on CC600 E/M, CC600 L, CC600 E & CWC600 L  (552, 971 series) units... (more)

Thursday, 1 September 2005
TB3181 - 600 CASSETTES
600 Cassettes
A new design of fan, motor and cowl is to be introduced on 600 series cassettes (552 and 971 series): airflow is... (more)

Thursday, 1 September 2005
TB3168 - MOTOR SPARE - 600 SERIES CASSETTES
Motor Spare - 600 Series Cassettes
Until now, 600 series cassettes have used 4 speed motors with the 5th (lowest) speed achiev... (more)

Wednesday, 1 June 2005
TB3187 - NEW DESIGN OUTDOOR UNITS
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New Design Outdoor Units
We have substantially redesigned our outdoor unit range. Whilst the units look more compact than thei... (more)

Sunday, 1 May 2005
TB3192 - PIPE THERMOSTAT KIT 96200070 (Airking)
Pipe Thermostat Kit 96200070 (Airking)
This kit is for fan coils on 2 pipe systems supplied from a reverse cycle chiller (or c... (more)

Thursday, 17 February 2005
TB3191 - AIRKING CWC AND CWCH 600 CASSETTES
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Airking CWC and CWCH 600 cassettes
From April 2003, Airking CWC(H) 600 cassettes are being upgraded.The valve pipework, valve ... (more)

Saturday, 22 January 2005
NB002-04 - LIFT PUMPS FOR CASSETTES
A new 0.5m lift pump has been introduced on all Airking and Marstair cassettes as from serial number 1057995.
The flow rate is ... (more)

Monday, 10 January 2005
TB3174 - CD3 FAN MOTOR ASSEMBLY
CD3 Fan Motor Assembly
The fan/motor assembly used on CD3 008 and CD3 020 now incorporates a new motor.Fan/motor assembly spar... (more)

Monday, 10 January 2005
600 AND 875 CASSETTES
600 and 875 Cassettes
a) Foam blanking piecesUntil now, foam blanking pieces have been shipped with 600 and 875 cassettes, all... (more)

Monday, 10 January 2005
TB3169 - IMAGE 600 AND CWC 600 CASSETTE HEATER KITS
Image 600 and CWC 600 Cassette Heater Kits
In order to allow easier installation and maintenance, the 600 series heater kit an... (more)

Monday, 10 January 2005
TB3170 - NEW 'L' REMOTE CONTROLLER
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New 'L' Remote Controller
The infrared remote controller for  L  units is to be superseded by a mo... (more)

Monday, 10 January 2005
TB3173 - REMOTE CONTROL THERMOSTAT REPLACEMENT
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Eberle electromechanical (7204) and electronic (52552) remote control thermostats have been replaced by the electronic Siemens RCC... (more)

Monday, 10 January 2005
TB3161 - ELECTRIC HEATER KITS FOR HL/HLR UNITS
Further to our policy of continual improvement, and due to the requirements of BS EN 60335 we are discontinuing the electric heate... (more)

Monday, 10 January 2005
TB3165A - COMPRESSOR SUFFIXES
Compressor Suffixes
Compressors supplied with polyolester oil now come with a suffix  C  on all sizes exce... (more)

Monday, 10 January 2005
TB3176 - ELECTRICAL TERMINALS IN 600 AND 875 SERIES CASSETTES
Electrical Terminals in 600 and 875 Series Cassettes
In response to a small number of reported loose electrical connections we... (more)

Friday, 7 January 2005
TB3186 - PRESSURE EQUIPMENT DIRECTIVE 97/23/EC
IMI Air Conditioning products and the Pressure Equipment Directive 97/23/EC
IntroductionThe Pressure Equipment Directive (PED)... (more)

Friday, 7 January 2005
TB3183 - R407C HIGH PRESSURE SWITCHES
R407C High Pressure Switches
R407C units operate at higher pressures than R22 units and require high pressure switches (when f... (more)

Friday, 7 January 2005
TB3189 - UPGRADED 'L' CONTROLS
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Upgraded 'L' controls
This change affects Impact L (537, 969), 600 L (552, 969), 875 L (555, 972) and WM L (556, 973) ... (more)

Friday, 7 January 2005
TB3190 - 875 CASSETTE MOTOR AND COWL CHANGE
875 cassette motor and cowl change
This change affects all CC875 and CWC 875 models from serial number 0960650. In order to im... (more)

Friday, 7 January 2005
TB3188 - 3 MINUTE TIMER/LP BYPASS
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3 MINUTE TIMER/LP BYPASS on MCU+ & MHPUL serial numbers 0929785 - 0941044
A potential problem has been identified on the o... (more)

Wednesday, 10 November 2004
Converting R22 Systems to R407C
The following is a set of general guidelines to assist in the replacement of R22 condensing units with equivalent R407C units. The... (more)

Thursday, 22 January 2004
NB001-04 - Product Change Notification - MCU+, MHPUE, MHPUL, CKC
The position of the Fan / Motor assembly is being changed in order to increase the distance between the fan blade and the grille. ... (more)

Saturday, 10 January 2004
TB3175 - Scroll Compressor Spares
Copeland scroll compressors sold by us as spares have, until now, been supplied with either polyolester (POE) oil (for R407C and R... (more)

Monday, 24 November 1997
TB3154 - CONDENSATE PUMP MAINTENANCE
CONDENSATE PUMP SYSTEM: POTENTIAL HAZARDS
It is essential that the condensate pump system is regularly checked for correct ope... (more)

Tuesday, 3 June 1997
TB3139 - New IMAGE/Fan Motor
Image 70 to 160 units with serial numbers from 538/9707/000473 onwards (with the exception of 538/9708/000545-554 and 538/9710/000... (more)

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