Armstrong World Industries HWC PREMIER 242 user manual

User manual for the device Armstrong World Industries HWC PREMIER 242

Device: Armstrong World Industries HWC PREMIER 242
Category: Air Conditioner
Manufacturer: Armstrong World Industries
Size: 3.28 MB
Added : 12/21/2013
Number of pages: 196
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Abstracts of contents
Summary of the content on the page No. 1

Service Reference Manual
HWC Thru-the-Wall Units
Models:
HWC Premier
122, 182, 242, 302
123, 183, 243, 303

Summary of the content on the page No. 2

Copyright © 1998 Armstrong Air Conditioning Inc. All rights reserved. Disclaimer This manual presents information and guidelines for proper installation, adjustment, operation and maintenance of Armstrong Magic-Pak HW/HWC Thru-the-Wall units. Read this manual before attempting assembly, installation, start-up, adjustment or operation of the unit. If you have any questions about the operation of the unit or a particular safety device, call or write Arm- strong Air Conditioning Inc., 421 Monroe S

Summary of the content on the page No. 3

Service Reference Manual TABLE OF CONTENTS TABLE OF CONTENTS 1 - Specifications 2 - Sequence of Operations 3 - Unit Tear Down 4 - Component Location Illustrations 5 - Unit Components 6 - Installation 7 - Accessories 8 - Parts Lists 9 - Troubleshooting/Performance/ Charge Weights Go to: If you need information on: Section 1 Performance, electrical data and cabinet dimensions. Section 2 Sequence of operation descriptions with accompanying schematics. Section 3 Complete description of unit disassem

Summary of the content on the page No. 4

Service Reference Manual SPECIFICATIONS 1-1 Section 1 - Specifications Models Covered By This Manual ............ 1-2 Model Number Guide ............................1-2 Product Serial Numbers (Beginning 1993) ................................. 1-2 Summary of Model Revisions/Variations 1-3 Heating Configuration Table ........................ 1-3 Cooling Configuration Table ......................... 1-3 HW/HWC ............................................ 1-4 Physical and Electrical ................

Summary of the content on the page No. 5

SRM-HW/HWC 8/99 SPECIFICATIONS Magic-Pak: HW/HWC 1-2 Models Covered By This Manual HWC Gas Heating/Electric Cooling Units HW122, 123 HW182,183 HW242, 243 HW302, 303 HW Gas Heating Only Units 26HW 38HW 51HW 64HW Model Number Guide HW/HWC Models 26 H W C 12 2 -- 2A 26 = Rated Input BTU/Hr x 1000 H = Gas Heat W = Thru-the-Wall C = Cooling 12 = Nominal Cooling BTU/Hr x 1000 2 = Cooling Efficiency 2 - 9.7 SEER 2A = Revision Code Product Serial Numbers, Beginning 1993 84 95 A 12345 84 = Armstrong

Summary of the content on the page No. 6

Service Reference Manual SPECIFICATIONS 1-3 Summary of Model Revisions/Variations Table 1-1 Heating Configurations of HW/HWC Units Ignition Mn odel CE onfiguratioAl FU Ignition/Blower Contro Type Gas Heat/ (All) HWC (123, 183, 243, 303) -187 0UI Tech Combination Ignition/Blower Control 109 DS Electric Cool (y All) HW -9 G0 as Heat Onl87UI Tech Combination Ignition/Blower Control 109 DS Ignition Control: Fenwal Triton 2461D (All) HWC (122, 182, 242, 302) Gas Heat/ 80 Blower Control: Heatcraft IBC

Summary of the content on the page No. 7

SRM-HW/HWC 8/99 SPECIFICATIONS Magic-Pak: HW/HWC 1-4 HW/HWC Physical and Electrical Table 1-3 Physical and Electrical Specifications - HWC Units Outside Indoor Max. Comp. Comp. O.D. Normal Min. Fan Wheel Blower Refrig. Voltage/ Fuse/HACR Rated Locked Fan Nom. Rated Weight Model Voltage Circuit Rated dia. x Rated Charge Hz/Phase Brkr. Load Rotor Dia. RPM HP (lbs.) Range Ampacity Load width HP (oz.) (amps) (amps) (amps) (in.) (amps) (in.) 21 6HWC122/12323 08-230/60/13 97-25 85 . 1053 . 28 6. 1519

Summary of the content on the page No. 8

Service Reference Manual SPECIFICATIONS 1-5 Performance Ratings (continued) Table 1-5 Performance Ratings - HWC182/183 Outdoor Air Temperature Entering Outdoor Coil 85° 95° 105° 115° Total Total S/T at S/T at S/T at Total S/T at S/T at S/T at Total S/T at S/T at S/T at Total S/T at S/T at S/T at Enter. Comp. Comp. Comp. Comp. Air Cooling 75° 80° 85° Cooling 75° 80° 85° Cooling 75° 80° 85° Cooling 75° 80° 85° Wet Watts Watts Watts Watts Vol. Capacity Dry Dry Dry Capacity Dry Dry Dry Capacity Dry

Summary of the content on the page No. 9

" SRM-HW/HWC 8/99 " " 27 7 /8 SPECIFICATIONS Magic-Pak: HW/HWC 1-6 Blower Performance Table 1-8 Blower Performance - HWC Units CFM @ ext. static pressure - in. w.c. with filter(s) Model Blower Speed 0.2 0.3 0.4 0.5 H0 i 65 5 65 1 50 7 54 HWC122/123 M5 ed 40 7 45 5 40 2 40 L5 ow 45 1 40 0 30 9 38 Hi 875 825 775 725 HWC182,242,302 Med 850 805 760 710 HWC183,243,303 Low 630 605 575 550 Dimensions (all measurements in inches) SUPPLY AIR DUCT CONNECTION LOW VOLTAGE 8" x 16" THERMOSTAT CONNECTIONS HIG

Summary of the content on the page No. 10

Service Reference Manual SPECIFICATIONS 1-7 Dimensions (cont.) 3 13 / 8 1 16 1 8 Supply Line Voltage Box Low Voltage 1 43 / 8 Supply 8 7 4 2 / 8 3 1 /4 ½ Gas Inlet 3 Return 1 7 2 / 8 22 6 7 7 27 / 8 29 /16 Wall Sleeve (all measurements in inches) 3 1 or 3 4 1 15 or 12 4 2 16 45 2 29 1 12 " 2 Flanges may be assembled 3 " 1" or 3 fr 4 om this side of the sleeve SRM-HW/HWC 8/99

Summary of the content on the page No. 11

Service Reference Manual SEQUENCE OF OPERATIONS 2-1 Section 2 - Sequence of Operation HWC123,183,243,303........................ 2-4 Simplified Sequence ........................................ 2-5 Detailed Sequence .......................................... 2-6 POWER ...................................................................... 2-6 CALL FOR HEAT ........................................................ 2-6 LIMIT/ROLLOUT OPENS ........................................... 2-7 PRESSURE SWIT

Summary of the content on the page No. 12

SRM-HW/HWC 2/99 SPECIFICATIONS Magic-Pak: HW/HWC 2-2 HWC122,182,242,302 (w/Fenwal 05-29 Ignition Control).......2-26 Simplified Sequence ...................................... 2-27 Detailed Sequence ........................................ 2-28 POWER .................................................................... 2-28 CALL FOR HEAT ...................................................... 2-28 FLAME SENSE......................................................... 2-29 LIMIT OPENS ...............

Summary of the content on the page No. 13

Service Reference Manual SEQUENCE OF OPERATIONS 2-3 BLANK PAGE SRM-HW/HWC 2/99

Summary of the content on the page No. 14

SRM-HW/HWC 2/99 RED YELLOW BLUE 24VAC UNUSED ORN HEAT COOL BLACK L1 Y C W G R CMB WHITE GREEN RED PRESSURE SWITCH BLACK BLACK BLACK BLACK BLACK RED D } SPECIFICATIONS Magic-Pak: HW/HWC 2-4 HWC123, 183, 243, 303 (w/United Technologies 1097 Spark Ignition System) CONNECTI CONNECTIO ON DI N DIA AG GRAM RAM CIRCUITS ENERGIZED 208/230-1-60 COPPER CONDUCTORS OPERATING MODE CIRCUIT POWER SUPPLY ONLY HEATING R-W YELLOW COOLING R-G-Y RED FAN R-G BLUE LINE VOLTAGE-FACTORY BLACK LINE VOLTA

Summary of the content on the page No. 15

Service Reference Manual SEQUENCE OF OPERATIONS 2-5 Simplified Sequence - HWC123,183, 243, 303 Refer to Figure 2-1 • 208/230V power is supplied to the junction box on CALL FOR COOLING top of the unit 1. The thermostat energizes the R, Y and G circuit, • 24V power is supplied from the unit transformer to sending a 24-volt signal to the cooling contactor and the thermostat the ignition control to start the cooling sequence. 2. The contactor closes immediately, causing the compressor and the conden

Summary of the content on the page No. 16

SRM-HW/HWC 2/99 SPECIFICATIONS Magic-Pak: HW/HWC 2-6 Detailed Sequence - HWC123, 183, 243, 303 Refer to Figure 2-1 POWER control. This causes the combustion blower to start by completing the line voltage circuit through Line Voltage the L2 wire connection in the unit. 2. As the 24-volt signal is sent to pin 4 of the 6-pin With the unit at rest (no call from the thermostat), line ignition wire harness by the ignition control, a 30- voltage will be present: second circulating air blower “on” dela

Summary of the content on the page No. 17

Service Reference Manual SEQUENCE OF OPERATIONS 2-7 9. After 30-second “on” delay, the circulating air 7. The green ignition control LED shows a 4 flash fault blower relay energizes the heat terminal and the code (indicating limit switch/rollout switch open). circulating air blower is energized. 8. When the 24-volt signal is restored at pin 1 of the 6- 10. The unit will continue to operate normally until the pin ignition wire harness, the ignition control starts R-W circuit is interrupted. a 5-s

Summary of the content on the page No. 18

SRM-HW/HWC 2/99 SPECIFICATIONS Magic-Pak: HW/HWC 2-8 8. The 24-volt signal will only be supplied to the limit CALL FOR COOLING switch circuit through pin 6 of the 6-pin ignition wire harness and to the pressure switch circuit through Line Voltage pin 2 of the 6-pin ignition wire harness. 9. The system will repeat this sequence until the 1. L2 power passes through the fixed closed L2-T2 pressure switch closes and the 24-volt signal is terminals on the contactor to the RUN terminal of restored at

Summary of the content on the page No. 19

Service Reference Manual SEQUENCE OF OPERATIONS 2-9 6. After the 90-second delay, the ignition control de- energizes the cooling speed relay and the circulat- ing air blower stops. FAN ON 1. When the thermostat is switched to the “FAN ON” position, the R-G circuit sends a 24-volt signal to pin 4 of the 5-pin thermostat harness. 2. The 24-volt signal energizes the cooling speed relay, sending L1 power to the ACB COOL terminal of the ignition control. 3. L1 power is sent to the circulating air blo

Summary of the content on the page No. 20

SRM-HW/HWC 2/99 RED YELLOW BLUE 24VAC UNUSED HEAT ORANGE COOL L1 CNB Y C W G R WHITE GREEN RED PRESSURE SWITCH BLACK BLACK BLACK BLACK BLACK } SPECIFICATIONS Magic-Pak: HW/HWC 2-10 HW (Heating Only) (w/United Technologies 1097 Spark Ignition System) CONNECTION DIAGRAM WIRE NUT CIRCUITS ENERGIZED OPERATING MODE CIRCUIT 208/230-1-60 COPPER CONDUCTORS HEATING R-W COOLING R-G-Y POWER SUPPLY ONLY YELLOW FAN R-G RED BLUE LINE VOLTAGE-FACTORY LINE VOLTAGE-FACTORY WHEN USED BLACK LINE V


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