Table of Contents
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INSTALLATION
MANUAL
CONTENTS
GENERAL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
RENEWAL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
APPROVALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . . . . 13
START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
TYPICAL WIRING DIAGRAM NOTES . . . . . . . . . . . . . 23
See the following page for a complete Table of Contents.
NOTES, CAUTIONS AND WARNINGS
The installer should pay particular attention to the words:
NOTE, CAUTION, and WARNING. Notes are intended to
clarify or make the installation easier. Cautions are given to
prevent equipment damage. Warnings are given to alert
installer that personal injury and/or equipment damage may
result if installation procedure is not handled properly.
CAUTION: READ ALL SAFETY GUIDES BEFORE YOU
BEGIN TO INSTALL YOUR UNIT.
SAVE THIS MANUAL
AFFINITY™ SERIES
SINGLE PACKAGED GAS/ELECTRIC
AIR COOLED AIR CONDITIONERS
1.5 THROUGH 5 NOMINAL TON
DNA: 018
042
024
048
030
060
036
EXPORT
SO 9001
Certified Quality
Management System
340968-XIM-A-0108
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Summary of Contents for Johnson Controls AFFINITY 340968-XIM-A-0108
- Page 1 INSTALLATION MANUAL CONTENTS GENERAL........3 INSPECTION .
-
Page 2: Table Of Contents
17 SUPERHEAT CHARGING TABLE FOR DNA042..21 18 SUPERHEAT CHARGING TABLE FOR DNA048..21 19 SUPERHEAT CHARGING TABLE FOR DNA060..21 340968-XIM-A-0108 LIST OF FIGURES Pg. # LIST OF TABLES Pg. # Johnson Controls Unitary Products... -
Page 3: General
3 = 3rd Generation PRODUCT IDENTIFIER NA = 10 SEER Gas Heat/Electric FIGURE 1 - PRODUCT NOMENCLATURE Johnson Controls Unitary Products APPROVALS Design certified by CGA and AGA listed as follows: For use as a forced air furnace with cooling unit. -
Page 4: Installation
Units may also be moved or lifted with a fork-lift. Slotted openings in the skid are provided for this purpose. Forks must pass completely through the base. Refer to Table 2 for unit weights and to Figure 2 for approxi- mate center of gravity. 340968-XIM-A-0108 Johnson Controls Unitary Products... -
Page 5: Clearances
There are four (4) screws securing each duct cover (save these screws to use later). Johnson Controls Unitary Products Install the duct covers, removed in step one, to the rear supply and return air duct openings. Secure with the four (4) screws used in step one. -
Page 6: Service Access
COMPRESSORS Units are shipped with compressor mounting factory-adjusted for shipping. Loosen compressor mounting bolts a half turn before operating unit. 340968-XIM-A-0108 NOTE: HEAT ANTICIPATOR SHOULD BE SET AT 0.35 AMPS FOR ALL MODELS. 24 VOLT TRANSFORMER Johnson Controls Unitary Products... -
Page 7: Natural Gas Application Data
1,000 feet above sea level. Based on 2500 BTU/Ft. The air flow must be adjusted to obtain a temperature rise within the range shown. Continuous return air temperatures should not be below 55°F. Johnson Controls Unitary Products OUTPUT GAS RATE (MBH) /HR. -
Page 8: Gas Piping
NOMINAL INCHES IRON PIPE SIZE LENGTH IN FEET 1/2” 3/4” Maximum capacity of pipe in thousands of BTU per hour (based upon a pressure drop of 0.5 inch water column). Johnson Controls Unitary Products 340968-XIM-A-0108 1” 1-1/4” 1,050 1” 1-1/4”... -
Page 9: Flue Vent Hood
1/2 psig (3.48 kPa). Johnson Controls Unitary Products FLUE VENT HOOD The flue vent hood with screen is not shipped attached. This hood must be installed to assure proper unit operation. -
Page 10: Physical Data
6 / 0 2.6/20x20 2.6/20x20 2.6/20x20 3.3/20x12 NPTI NPTI NPTI NPTI MAX. MAX. HACR UNIT FUSE TRANSFORMER BREAKER POWER SIZE, SIZE (VA) SIZE, FACTOR AMPS AMPS Johnson Controls Unitary Products 12 x 11 3,000 14.8 5 / 4 3.3/20x12 NPTI... -
Page 11: Unit Dimensions - Front
41-1/2 Johnson Controls Unitary Products V E N T A I R O U T L E T H O O D... -
Page 12: Unit Dimensions - Front & Bottom
FIGURE 8 - UNIT DIMENSIONS - FRONT & BOTTOM FIGURE 9 - UNIT DIMENSIONS - BACK & BOTTOM 340968-XIM-A-0108 Johnson Controls Unitary Products... -
Page 13: Sequence Of Operation
If the pressure switch is lost during an ignition trial period, the control immediately de-energizes spark and gas. The control Johnson Controls Unitary Products begins pressure switch proving before an inter-purge and re- ignition attempt. PILOT FLAME STABILIZATION PERIOD... -
Page 14: Post Purge
It resets automatically. The limit switch operates when a high temperature condition caused by inadequate supply air flow occurs, thus shut- ting down the ignition control and closing the main gas valve and energizing the blower. Johnson Controls Unitary Products 340968-XIM-A-0108... -
Page 15: Cooling
After a cool fan off delay timing of 30 seconds the circulating fan is de-energized. Johnson Controls Unitary Products CIRCULATING FAN When the thermostat calls for FAN, the thermostat terminal G is energized signaling the circulating fan to run at the cool speed. -
Page 16: Post-Start Check List (Gas)
MAIN MANUAL SHUT-OFF VALVE AND SHUT OFF ALL Pressure Tap POWER TO THE UNIT. The pilot flame should envelope 3/8 inch of the end of the flame sensor and not contain any yellow color, see Figure 12. 340968-XIM-A-0108 Line Pressure Johnson Controls Unitary Products... -
Page 17: Adjustment Of Temperature Rise
------------------------------------------------------------------------- × 1.08 Degrees F Temp Rise Johnson Controls Unitary Products The temperature rise (or temperature difference between the return air and the heated air from the furnace) must lie within the range shown on the rating plate and the data in Tables 3 and 4. -
Page 18: Checking Supply Air Cfm
After readings have been obtained, remove the tubes and reinstall the two ¼ inch plugs removed in Step 1. De-energize the compressors before taking any test mea- surements to ensure a dry indoor coil. 340968-XIM-A-0108 Johnson Controls Unitary Products... -
Page 19: Dna Coil Delta P Vs Airflow
TABLE 13: SUPERHEAT CHARGING TABLE FOR DNA018 OUTDOOR TEMP. °F 17.1 19.5 13.6 16.2 10.1 12.9 Johnson Controls Unitary Products DNA Coil Delta P vs Airflow DNA024-30 DNA042 1000 1200 1400 1600 Airflow (CFM) SUPERHEAT AT COMPRESSOR SUCTION (F), AIRFLOW = 400 CFM INDOOR WB TEMP. -
Page 20: Superheat Charging Table For Dna024
21.7 25.7 29.7 15.6 20.1 24.5 28.9 13.5 18.4 23.3 28.2 11.3 16.7 22.1 27.4 15.0 20.9 26.7 Johnson Controls Unitary Products 31.5 30.1 28.7 27.3 25.9 25.0 24.2 23.1 22.0 21.0 19.9 35.0 34.2 33.5 32.7 32.0 31.3 30.6 29.7... -
Page 21: Superheat Charging Table For Dna042
17.6 18.7 14.4 15.5 11.1 12.4 TABLE 19: SUPERHEAT CHARGING TABLE FOR DNA060 OUTDOOR TEMP. °F Johnson Controls Unitary Products SUPERHEAT AT COMPRESSOR SUCTION (F), AIRFLOW = 400 CFM INDOOR WB TEMP. (°F) 21.4 23.0 24.7 26.3 17.3 19.3 21.2 23.2... -
Page 22: Typical Wiring Diagram Dna 018 Thru 060 (208/230-1-60 Power Supply)
340968-XIM-A-0108 FIGURE 14: TYPICAL WIRING DIAGRAM DNA 018 THRU 060 (208/230-1-60 POWER SUPPLY) Johnson Controls Unitary Products... -
Page 23: Typical Wiring Diagram Notes
ODFAN RC1 / RC2 FIGURE 15 - TYPICAL WIRING DIAGRAM LEGEND Johnson Controls Unitary Products If both LR and ASCT are present, wire 801/BL and 805/ BL are connected to ASCT-3. If only LR is present wire 801/BL and 805/BL are connected to M1 coil. If only ASCT is present wire 202/Y is connected to ASCT-3. - Page 24 Subject to change without notice. Printed in U.S.A. 340968-XIM-A-0108 Copyright © 2008 by Johnson Controls, Inc. All rights reserved. Supersedes: 286483-XIM-B-0807 Johnson Controls Unitary Products 5005 York Drive Norman, OK 73069...
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