Related Manuals for omi DD36
Summary of Contents for omi DD36
- Page 1 DIRECT EXPANSION COMPRESSED AIR DRYERS Operators Manual DD36 DD54 DD72 DD108 DD144 DD180 DD216 DD280 DD340 DD500 DD610 DD750 DD1000 DD1300 Cod. 710.0167.01.00 Rev02 – 10.2019 1 - 11 © Copyright 2019 OMI Srl - All rights reserved...
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Page 3: Table Of Contents
5.3 Informations about remaining risk of the equipment ATTACHMENTS TO THIS MANUAL A) Refrigerant circuit B) Electric circuit diagram C) Technical data sheet D) Correction factors E) Dryer dimensions F) Basic spare parts Cod. 710.0167.01.00 Rev02 – 10.2019 © Copyright 2019 OMI Srl - All rights reserved... - Page 4 Cod. 710.0167.01.00 Rev02 – 10.2019 © Copyright 2019 OMI Srl - All rights reserved...
- Page 5 Please note that, when necessary, the use of original spare parts will ensure efficiency and long duration to your dryer. Due to the continuous technological evolution,OMI reserves the right to modify the specifications contained in this manual without giving previous notice.
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Page 6: General Information
1. GENERAL INFORMATION 1.1 FUNCTIONAL DESCRIPTION OMI refrigerated air dryers remove moisture from compressed air. Moisture is detrimental to pneumatically operated appliances, controls, instruments, machinery and tools. Compressed air enters the patented aluminum heat exchanger where it is cooled down to the dew point temperature in two different stages: In the first air/air sector compressed inlet air is cooled thanks to the colder compressed air coming out counterflow from the condensate separator. -
Page 7: Acceptance And Transportation
2.1 ACCEPTANCE AND HANDLING Upon receiving your OMI air dryer, please inspect the unit closely. If rough handling is detected, please note it on your delivery receipt, especially if the dryer will not be uncrated immediately. Then obtain the freight carrier's signed agreement to any noted damages: this is a precondition for any insurance claims by the customer. -
Page 8: Installation
In models DD280-1000, in order to adjust the greater dryer’s cooling capacity, a hot gas by-pass valve cooperates with the variable speed system. 4 – 12 Cod. 710.0167.01.00 Rev02 – 10.2019 © Copyright 2019 OMI Srl - All rights reserved... -
Page 9: Control Panel
The control panel is composed of 5 keys (ON/OFF, TEST, SET, DOWN and UP) and a 3 digit display, with three signalling LEDs indicated by icons (PIC 1) PIC. 1 DISPLAY VISUALIZATION AND SIGNALLING LEDS ( DD36 ÷ DD1000) DISPLAY DESCRIPTION... -
Page 10: Keys Function
WARNING FOR USER:IT’S FORBIDDEN TO ATTEMPT TO MODIFY THE OTHER CONFIGURATION PARAMETERS OF THE ELECTRONIC CONTROLLER WITHOUT AUTHORIZATION AND COLLABORATION OFOMI’S AUTHORIZED DISTRIBUTOR. 6 – 12 Cod. 710.0167.01.00 Rev02 – 10.2019 © Copyright 2019 OMI Srl - All rights reserved... -
Page 11: Anomaly Warning
The dryer is supplied already tested and preset for normal operation, and it doesn’t require any calibration. Nevertheless, it’s necessary to check the operating performances during the first working hours. 7 – 12 Cod. 710.0167.01.00 Rev02 – 10.2019 © Copyright 2019 OMI Srl - All rights reserved... -
Page 12: Start Up
In case of replacement of one or more components of the device, disposed it along the eventual packaging of the replacement part, as reported in the point 4.3. 8 – 12 Cod. 710.0167.01.00 Rev02 – 10.2019 © Copyright 2019 OMI Srl - All rights reserved... -
Page 13: Troubleshooting
Turn off the dryer and call your localOMI distributor. Defective fan. Replace the fan. Protection fuse burned out (if present). Replace the fuse. 9 – 12 Cod. 710.0167.01.00 Rev02 – 10.2019 © Copyright 2019 OMI Srl - All rights reserved... - Page 14 Cleaning of the drain solenoid valve When it is necessary: Clean the mesh filter of the condensate drainage system. Clean the filter mesh. Filter mesh 10 – 12 Cod. 710.0167.01.00 Rev02 – 10.2019 © Copyright 2019 OMI Srl - All rights reserved...
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Page 15: Decommissioning
Send the chiller to an approved waste disposal company in accordance with current environmental protection legislation. The other materials/waste constituents must be treated in line with the provisions of the valid legislation. 11 – 12 Cod. 710.0167.01.00 Rev02 – 10.2019 © Copyright 2019 OMI Srl - All rights reserved... -
Page 16: Safety Informations
Such devices will have to be carried out according to the applicable National Norms and to the limits mentioned in this Manual. Ozone layer deterioration: The adoption of HFC freon reduce to the minimum ozone layer deterioration and greenhouse effect. 12 – 12 Cod. 710.0167.01.00 Rev02 – 10.2019 © Copyright 2019 OMI Srl - All rights reserved...