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Table of Contents
Related Manuals for Unicla UWX550
Summary of Contents for Unicla UWX550
- Page 1 ® UWX550 and UWX440 Installation Guidelines...
- Page 2 Copyright ©2007 All rights reserved No part of this document shall be reproduced in whole or in part without the permission of Unicla International Ltd. This includes reproduction or copies in any form or by any means including photocopying, printing or electronic media.
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Page 3: Table Of Contents
…………………………………………………………………… 9 15 Compressor operation analysis report …………………………………………… 10 Note: This booklet is designed to assist the installing technician to ensure Unicla guidelines and procedures have been followed during the installation and initial commissioning of UWX550 and UWX440 compressors. Please read carefully and if further information is required please visit: www.unicla.hk where a copy of the Unicla Compressor Fitting Guidelines to New Applications booklet can be found, or contact the nearest Unicla dealer. -
Page 4: Initial Handling
1. Initial Handling a) Removing transit gas Before mounting and when handling a new Unicla UWX compressor for the first time, remove the dust cap from the discharge service valve and gently release the N2 gas as follows. Take care to not let oil escape. -
Page 5: Fitting Of Discharge Hose Manifold
3. Fitting of discharge hose manifold Fig. D. • Choose either left or right hand discharge port. • Remove shipping cap from discharge port to be used. Fig. A. Install the gasket Fig. E. Discharge Ports Manifold Valve (Suction Port) Install Manifold Valve (this is right hand view) M10 x L60 Bolt Fig. -
Page 6: Mounting Angles
10˚ 5. System oil quantity requirement For the compressor and system, Unicla compressor oil circulation requires that the correct amount of oil must exist in the system to ensure oil and refrigerant flows back to the compressor in the correct mixture ratio. -
Page 7: Oil Type And Grade
6. Oil type and grade Each Unicla UWX550 or UWX440 is fitted with either PAG oil ( Unidap 7) or POE oil (Unidap 6). When adding oil to the system, Unicla oil must be used or alternatively if Unidap oil is not available at the time of installation, then suitable known brand oil can be used as described in the following charts. -
Page 8: Compressor Sight Glass Visualisation And Diagnosis
The following chart and images will assist the technician to check the sight glass of the compressor after commissioning of the system. Different operating conditions will present variable symptoms to appear at the sight glass, and Unicla recommends this must be checked immediately after commissioning and at future regular intervals during service. -
Page 9: Recommended Suction Line Pipe Size
11. In-line suction mesh screen and filter insert The Unicla inline mesh screen and filter insert should be used whenever there is risk of debris and fine particles entering the compressor through the suction line. -
Page 10: Oil Injector
Unicla specifications, and whether compressor durability is being maximised. The following chart should be used as a guide for UWX550 and UWX440 compressors to analyse normally acceptable high side (discharge/head) pressures and discharge line temperatures for given ambient conditions. -
Page 11: Refrigerant Charging
Do not add refrigerant at R134A coupling service valves (if fitted) Use for diagnosis only Recommended points for charging the system (adding the refrigerant) Unit If any further assistance or information is required please go to www.unicla.hk or contact your nearest Unicla dealer. -
Page 12: Compressor Operation Analysis Report
15. Compressor Operation Analysis Report To determine the performance of a Unicla UWX compressor in a specific application, the following Compressor Operation Analysis Report will assist in the collection of the necessary data. Vehicle Details Date Owner Name Contact Details... - Page 13 Notes:...
- Page 14 ® Unicla International Limited Unit 1209-1210, 12F Manhattan Centre, 8 Kwai Cheong Rd, Kwai Chung, N.T., Hong Kong Phone (852) 2422 0180 Fax (852) 2422 0680 Email: sales@unicla.hk Website: www.unicla.hk...