Table of Contents
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INSTALLATION
INSTRUCTION
TABLE OF CONTENTS
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
CAUTIONS, NOTES AND WARNINGS . . . . . . . . . . 3
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
A Complete Table of Contents on Following Page
SAVE THIS MANUAL
SINGLE PACKAGE
WATER COOLED
AIR CONDITIONERS
EMBASSSY SERIES
MODELS C*ED060A, 090A, 120A, & 180A
035-16734-000 REV A (799)
Form 560.20-N1Y
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Table of Contents
Related Manuals for Unitary products group C*ED060A Series
Summary of Contents for Unitary products group C*ED060A Series
- Page 1 INSTALLATION SINGLE PACKAGE INSTRUCTION WATER COOLED AIR CONDITIONERS EMBASSSY SERIES TABLE OF CONTENTS MODELS C*ED060A, 090A, 120A, & 180A GENERAL ....... . . 3 CAUTIONS, NOTES AND WARNINGS .
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Page 2: Table Of Contents
14 ELECTRICAL CONTROL BOX ... . . 21 15 PS FIELD WIRING DIAGRAM ....22 Unitary Products Group... -
Page 3: General
Drain connections are made on the right side only for all units except the ED180, which can be made form either side. Excessively low GPM and high water temperature may result in H.P. Cutout trip, 325 PSI. Units are not intended for outdoor installation. CAUTIONS, NOTES AND WARNINGS Unitary Products Group... -
Page 4: Installation
STRICT COMPLIANCE WITH THE ENCLOSED • Form 550.12-N10.7U Hot Water Coil and Non-Freeze INSTALLATION INSTRUCTIONS AND ANY Steam Coil APPLICABLE LOCAL, STATE, AND NATIONAL • Form 560.20-N1.5 Water Regulating Valve CODES INCLUDING BUT NOT LIMITED TO, BUILDING, ELECTRICAL AND MECHANICAL CODES. Unitary Products Group... -
Page 5: Location
This is necessary for access to the electrical box, con- Supply and return air ducts should be used, con- denser water piping and the removal of compressor ship- nected to the unit with asbestos cloth collars, and ping blocks. lined with sound absorbing material. Unitary Products Group... -
Page 6: Physical Data
5 Ton Refrigerant-22, lbs. - oz. System - 1 5-14 PERATING HARGE 12-0 System - 2 5-14 The 10-Ton system is wired for first stage operation. The refer to Table 15 for additional blower motor and drive data. Unitary Products Group... -
Page 7: Cooling Capacity 80°F To 90°F
Convert kW to MBH per the following equation and deduct this equivalent heat from the gross cooling ratings. BLOWER MOTOR kW x (3.415 MBH / kW) = Blower Motor Heat (MBH) Compressor kW only. For total unit kW, add the kW requirement of the supply air blower per Table 8. Nominal Rating Unitary Products Group... -
Page 8: Cooling Capacity 100°F To 110°F
Convert kW to MBH per the following equation and deduct this equivalent heat from the gross cooling ratings. BLOWER MOTOR kW x (3.415 MBH / kW) = Blower Motor Heat (MBH) Compressor kW only. For total unit kW, add the kW requirement of the supply air blower per Table 8. Nominal Rating Unitary Products Group... -
Page 9: Correction Factors All Models
Compressor kW 0.97 0.99 1.00 1.01 1.02 1.10 1.04 1.00 0.97 0.95 TABLE 7: CONDENSER WATER PRESSURE DROP CONDENSER PRESSURE CONDENSER PRESSURE MODEL MODEL WATER GPM DROP PSI WATER GPM DROP PSI CED060 CED120 CED090 22.5 CED180 Unitary Products Group... -
Page 10: Supply Air Blower Performance
The CED060A46 has a 1 HP blower motor that can operate 1.15 BHP providing the unit is not equipped with a hot water or steam coil. Exceeds the BHP limitation of the standard, factory RPM range for the standard, fac- mounted blower motor. tory-mounted drive components Unitary Products Group... -
Page 11: Unit Dimensions - Ced060
. FIGURE 2 : UNIT DIMENSIONS - CED060 See Table 9 for Minimum Clearances on page 14. Unitary Products Group... -
Page 12: Unit Dimensions - Ced090 & 120
. FIGURE 3 : UNIT DIMENSIONS - CED090 & 120 See Table 10 for Minimum Clearances on page 14. Unitary Products Group... -
Page 13: Unit Dimensions - Ced180
A d d 2 7 " T o U n i t H e i g h t W h e n U s e d 2 - 3 / 1 6 FIGURE 4 : UNIT DIMENSIONS - CED180 See Table 11 for Minimum Clearances on page 14. Unitary Products Group... -
Page 14: Minimum Clearances Ced060
Overall dimension of the unit will vary if an electric heater or a supply air plenum is used Allow enough clearance to trap the auxiliary drain line This dimension is required for removal of the coil. Only 26” is required for normal servicing. Unitary Products Group... -
Page 15: Shipping Bolts
(turns open) for the supply air motor pulley can be determined form Table 12. Before replacing panels, see paragraphs on Duct Con- nection and Drain connections. Each motor pulley has: Replace panels. A threaded barrel with two flats (or notched recesses 180 degrees apart. Unitary Products Group... -
Page 16: Typical Motor Mounting Assembly
If the CFM is above or below the specified value, the supply air motor pulley may have to be re-adjusted. After on hour of All pulleys are factory aligned. Unitary Products Group... -
Page 17: Probe Locations
Filter must be removed on CED060 unit only before read- ings are taken. CED060 9-1/2 2-1/4 10-1/4 CED090 CED120 CED180 1-3/4 13-3/4 NOTE:Shut down the refrigerant system before taking any test measurements to assure a dry evaporator coil. Unitary Products Group... -
Page 18: Duct Connections
( B Y I N S T A L L E R ) S U P P L Y A I R D U C T F L A N G E FIGURE 11 : SUPPLY AIR DUCT CONNECTION Unitary Products Group... -
Page 19: Supply Air Ducts
(not in series), the stop valves may be used to equalized COLLASPE OF THE TUBES INSIDE THE the pressure drop through every parallel circuit for even REFRIGERANT TO WATER HEAT EXCHANGER condenser water distribution. DUE TO LACK OF WATER FLOW. Unitary Products Group... -
Page 20: Drain Connections
Connect wires to terminal block 4TB located on left side of Completely assembled, evacuated, charged and leak control box (See Figure 14). tested. NOTE:Refer to wiring diagram inside control box cover for proper connections. Unitary Products Group... -
Page 21: Accessory Wiring
CED installation. Water regulating valves are shipped separately for field installation. Accessory kits 1WR0413, 1WR0402, and 1WR0403 are used on the CED060, CED090 and CED120, and CED180 respectively. Unitary Products Group... -
Page 22: Ps Field Wiring Diagram
If freezing is a problem, provisions for draining the sys- tem should be made. In addition, it may be desirable to Avoid using long runs of pipe exposed to the sun. run as much of the piping indoors as possible. Unitary Products Group... -
Page 23: Operation
Move fan switch to “ON”. Evaporator blower motor 11. If electric heat is installed on unit – set system switch to should start. “HEAT” and raise room thermostat until 1 stage of heat Unitary Products Group... -
Page 24: Adjusting Water Regulating Valve
To lower the temperature of the water off the condenser, decrease tension on the power spring. Subject to change without notice. Printed in U.S.A. Copyright © by Unitary Products Group 1999. All rights reserved. Supersedes: 560.20-N1Y (1282) 560.20-N1Y (799) YORK...
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