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Unitary Products Group 5005 York Drive, Norman, Oklahoma 73069 Subject to change without notice. Printed in U.S.A 035-12046-003-A-0204 Copyright © 2004 by Unitary Products Group. All Rights Reserved. Supersedes: 035-12046-002-A-0302
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SUNLINE 2000™
ELECTRIC / ELECTRIC
SINGLE PACKAGE AIR CONDITIONERS
Supersedes: 035-12046-002-A-0302 035-12046-003-A-0204
INSTALLATION INSTRUCTION
MODELS D1EE 048 & 060
and D2EE 036 (11 SEER)
GENERAL
YORK Model DEE units are single package air conditioners
• 530.18-N1.2V -Economizer Accessory
designed for outdoor installation on a rooftop or a slab. Electric
• 530.18-N1.13V -Man. Outdoor Air Damper Accy 0-35%
heaters are available as field-installed accessories.
• 530.18-N1.14V -Man. Outdoor Ai
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035-12046-003-A-0204 TABLE OF CONTENTS General................................................................................1 MAINTENANCE Inspection ............................................................................1 Normal Maintenance .........................................................14 Reference............................................................................1 Approvals ............................................................................1 TABLES Nomenclatu
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035-12046-003-A-0204 INSTALLATION unit by attaching chain or cable slings to the lifting holes LIMITATIONS provided in the base rails. Spreaders, whose length exceeds These units must be installed in accordance with the current the largest dimension across the unit, MUST be used across edition of the following national and local safety codes: the top of the unit. In USA: BEFORE LIFTING A UNIT, MAKE SURE THAT ITS WEIGHT IS DISTRIBUTED EQUALLY ON THE CABLES SO THAT IT 1. National Electrical Code A
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035-12046-003-A-0204 kept clean or replaced with same size and type. Dirty filters will NOTE: If the unit has an economizer, remove jumper J1 from terminals 8 and 10 on the relay board to prevent simul- reduce the capacity of the unit and will result in frosted coils or taneous operation of the compressor and the econo- safety shutdown. Minimum filter area and required sizes are mizer. If you want to control the economizer on a shown in Table 2. second stage of cooling, use a thermostat with two
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035-12046-003-A-0204 All direct-drive units with 460 and 575 voltage are shipped with 4. Connect the two wires, indicated in Step 2, to the sensor as the wire labeled #116 connected to the “HIGH” speed tap on follows: the blower motor. If the medium speed is required, connect wire #116 to the “MED” speed tap and the blue motor lead to the • Wire #73 to terminal (+) “HIGH” speed tap. If the low speed is required, connect wire • Wire #74 to terminal (S) #116 to the “LOW” speed tap, the blue motor
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035-12046-003-A-0204 10. To check that the damper blades move smoothly without DISCONNECT SWITCH BRACKET binding, carefully turn the minimum position adjusting FOR UNITS WITH OPTIONAL BELT-DRIVE BLOWER screw fully clockwise and then energize and de-energize terminals “R” to “G”. With terminals “R” to “G” energized, A special bracket for mounting a field-supplied disconnect turn the minimum position screw counterclockwise until the switch is provided in each unit ordered with an optional belt- de
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035-12046-003-A-0204 (Direct-Drive Units) FIELD-SUPPLIED BLOWER DISCONNECT SWITCH ACCESS LOCATION CONTROL FILTER ACCESS BOX ACCESS OUTDOOR COIL COMPRES- SOR FRONT VIEW ELECTRIC HEAT ACCESS “ PVC FEMALE COND. DRAIN (See Detail ”A") DUCT COVERS - Units are shipped with all air duct A, B openings covered. WIRING ENTRY For side duct applications; (See Detail “B”) 1.Remove and discard the supply and return air duct covers. 2.Connect ductwork to duct flange
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035-12046-003-A-0204 FIG. 6 - ENTHALPY SET POINT ADJUSTMENT Install the bracket on the left hand side of the unit as shown in Electric heaters are available as field-installed accessories. Figure 5. Several existing screws at the top of the unit and one Refer to Form 530.18-N7.1V for installation instruction. These screw approximately midway down from the top will be used for UL approved heaters are located within the central mounting the bracket. Screws should be loosened only - NOT compartment
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035-12046-003-A-0204 TABLE 4 - SUPPLY AIR PERFORMANCE - 3 & 4 TON w/Belt-Drive Blower 3 TON GAS HEAT VALUES SHOWN @ 230/460/575 VOLTS - Side Duct Connections Available External Static Pressure - IWG* UNIT AIR FLOW SIZE 0.20 0.30 0.40 0.50 0.60 0.70 0.80 CFM (MBH) RPM Watts RPM Watts RPM Watts RPM Watts RPM Watts RPM Watts RPM Watts 2000 843 860 880 925 919 1005 956 1065 993 1145 1030 1195 1067 1235 1900 817 775 854 850 893 920 930 995 970 1065 1008 1125 1046 1170 1800 790 700 828 760 867 840 906
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035-12046-003-A-0204 TABLE 5 - SUPPLY AIR PERFORMANCE - 5 TONw/Belt-Drive Blower 5 TON GAS HEAT VALUES SHOWN @ 230/460/575 VOLTS - Side Duct Connections Available External Static Pressure - IWG* UNIT AIR FLOW SIZE 0.20 0.30 0.40 0.50 0.60 0.70 0.80 CFM (MBH) RPM Watts RPM Watts RPM Watts RPM Watts RPM Watts RPM Watts RPM Watts 2500 1059 1560 1077 1590 1095 1630 1114 1650 1134 1660 1158 1685 1181 1720 2400 1032 1405 1054 1470 1074 1525 1094 1560 1116 1595 1140 1620 1167 1640 2300 1005 1260 1024 1
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035-12046-003-A-0204 TABLE 6 - STATIC RESISTANCES EXTERNAL STATIC PRESSURE DROP RESISTANCE, IWG DESCRIPTION CFM 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 3000 1, 3 Economizer 0.07 0.08 0.09 0.11 0.13 0.15 0.17 0.20 0.23 0.26 0.30 5 - 15 KW 0.04 0.05 0.06 0.07 0.08 0.10 0.12 0.14 0.16 0.19 0.22 1 Electric Heaters 20 - 30 KW 0.06 0.07 0.08 0.09 0.11 0.13 0.15 0.17 0.20 0.23 0.26 1 Bottom Duct Connections 0.06 0.07 0.08 0.09 0.10 0.11 0.12 0.14 0.16 0.19 0.22 2 Cooling Only 0.08 0.10 0.12 0
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035-12046-003-A-0204 OPERATION The heaters are wired for a single point power supply. Power reset by opening the 24V circuit either at the room thermostat supply need only be brought into the single point terminal block or at the unit disconnect. and thermostat wiring to the low voltage terminal strip located in the upper portion of the unit control box. HEATING SEQUENCE OF OPERATION Fuses are supplied, where required, by the factory. Some KW The following sequence of operation is based on using
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035-12046-003-A-0204 HEAT ANTICIPATOR SETPOINTS It is important that the anticipator setpoint be correct. Too high obtain the desired supply air CFM. Refer to Table 7 for blower of a setting will result in longer heat cycles and a greater motor and drive data. The tension on the belts should be temperature swing in the conditioned space. Reducing the adjusted as shown in Figure 7. value below the correct setpoint will give shorter “ON” cycles and may result in the lowering of the temperature wit
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035-12046-003-A-0204 SECURE OWNER'S APPROVAL: When the system is functioning properly, secure the owner's approval. Show him the location of all disconnect switches and the thermostat. Teach him how to start and stop the unit and how to adjust tem- perature settings within the limitations of the system. MAINTENANCE NORMAL MAINTENANCE CAUTION: Prior to any of the following maintenance proce- OUTDOOR COIL - Dirt should not be allowed to accumulate on dures, shut off all power to the unit to preven
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035-12046-003-A-0204 Unitary Products Group 15
