Instruction/ maintenance manual of the product AE4-1395 Emerson
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1 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN 3 to 15 T on Copeland Scroll Digital ™ Compressors for Air Conditioning AE4-1395 August 2012 Applic ation Enginee ring BULL ET IN Safety Safety Instructions .
2 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN Safety Instructions Copeland Scroll ™ compressors are manufactured according to the latest U.S. and European Safety Standards. Particular emphasis has been placed on the user's safety .
3 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN ELECTRICA L SHOCK HAZARD • Disconnect and lock out power before servicing. • Discharge all capacitors before servicing. • Use compressor with grounded system onl y.
4 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN Introduction The 3 to 15 ton Copeland Scroll Digital ™ compressors described in this.
5 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN Compressor operation during the loaded state should always be inside of the envelope. The envelopes represent allowable operation of the compressor with 20F° suction superheat at rated voltage.
6 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN bar) for R-407C & R-22 to prevent evaporator coil icing. The cut in setting can be as high as 180 psig (12.5 bar) for R-410A and 105 psig (7.
7 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN Modulation Control T wo different controls are available from Emerson to provide digital scroll modulation control, the Copeland Scroll ™ Digital Compressor Controller and the Emerson Commercial Comfort Controller .
8 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN hot-gas-bypass for capacity control are also ideal units foradigitalscrollretrot.
9 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN 7. Using the appropriate lifting devices, carefully remove the compressor from the system. The following steps should be followed to install the digital compressor into the system.
10 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN SERVICE PROCEDURES Modulation T roubleshooting The modulation valve and solenoid coil are engineered for specic use with the digital scroll.
11 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN 9. Use care when handling the replacement valve – don’t drop the valve or impact the solenoid stem. If the valve is dropped or damaged, discard it and obtain a new valve for replacement.
12 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN 50% Loaded 80% Loaded PUMPING PUMPING 7.5 s 7.5 s 12s 3s NO T PUMPING NO T PUMPING One Cycle of 15 seconds 15 seconds Figure 1 Digital Cycle Example Figure 2 3 to 7.
13 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN Figure 3 8 to 15 T on Digital Scroll Cross Sectional View Removable Ex ternal Solenoi.
14 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN Figure 5 Figure 4 70 80 90 100 110 120 130 140 150 160 -2 0- 10 01 02 03 04 05 06 0 C.
15 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN Figure 7 Discharge Thermistors Figure 6 Compressor Capacity Graph *.
16 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN Figure 8 3 to 7.5 T on Modulation V alve Piping Figure 9 3 T o 7.
17 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN Obser ve the co mp ressor suction &d ischarge pr essu re s Ar e pr essures changi.
18 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN T able 2 Refrigerant Charge Limits Model Charge Limit Pounds kg ZPD34-54K5 8 3.6 ZPD61-91KC 10 4.8 ZPD103-137KC 16 7.2 ZPD154-182KC 18 8.
19 © 2012 Emerson Climate T echnologies, Inc. Printed in the U.S.A. AE4-1395 Applic ation Enginee ring BULL ET IN T able 4 – Compressor Accessories The contents of this publication are presented fo.
An important point after buying a device Emerson AE4-1395 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Emerson AE4-1395 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Emerson AE4-1395 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Emerson AE4-1395 you will learn all the available features of the product, as well as information on its operation. The information that you get Emerson AE4-1395 will certainly help you make a decision on the purchase.
If you already are a holder of Emerson AE4-1395, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Emerson AE4-1395.
However, one of the most important roles played by the user manual is to help in solving problems with Emerson AE4-1395. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Emerson AE4-1395 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
