Armstrong HWC PREMIER 122 User manual

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

SRM-HW/HWC 8/99
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 Street, Bellevue, Ohio USA 44811. Telephone: 419-
483-4840 Fax: [phone]
The documentation and drawings contained in this manual are intended as a general guide, and
may not reflect exactly the current designs, or all of the options available to our customers.
Please call or write Armstrong Air Conditioning Inc. regarding specific details of a particular
furnace model, configuration or installation.
The information and specifications contained in this manual are subject to change without no-
tice. Armstrong Air Conditioning Inc. reserves the right to change such specifications at any time
without incurring obligation. Every effort has been made to ensure the accuracy of the informa-
tion in this manual. For the most current information, please contact the Armstrong Customer
Service Department.
This document is confidential. All information within is the sole property of Armstrong Air Condi-
tioning Inc. and is loaned for mutual assistance. It may not be used for any purpose other than
originally intended, without prior written consent of Armstrong. It is not intended for use by
homeowners or as a guide for do-it-yourself projects. It provides specialized information for use
by qualified service personnel, who have the proper equipment, training and experience neces-
sary to safely install, repair, adjust and maintain the Magic-Pak units and components described
within.

Service Reference Manual TABLE OF CONTENTS
SRM-HW/HWC 8/99
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 disassembly.
Section 4 Locations of major components of HW/HWC models.
Section 5 Illustrations and specifications for individual components including valves,
blowers, ignition controls and blower control boards.
Section 6 Installation requirements and startup guidelines.
Section 7 Complete listing of all Armstrong accessories available, including wall
sleeves, louvers and gas conversion kits.
Section 8 Complete service parts lists for all HW and HWC models.
Section 9 System check and troubleshooting procedures.

1-1
SRM-HW/HWC 8/99
Service Reference Manual SPECIFICATIONS
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 ................................ 1-4
Performance Ratings .................................. 1-4
Blower Performance ................................... 1-6
Dimensions ................................................ 1-6
Wall Sleeve ................................................ 1-7

1-2
SPECIFICATIONS Magic-Pak: HW/HWC
SRM-HW/HWC 8/99
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
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
26 H W C 12 2 -- 2A
HW/HWC Models
Product Serial Numbers, Beginning 1993
84 95 A 12345
84 = Armstrong Factory Number
95 =Year (ex: 1995)
A = Month (see list below)
12345 = Sequential Number
A = Jan B = Feb C = Mar D = Apr
E = May F = June G = July H = Aug
J = Sept K = Oct L = Nov M = Dec

1-3
SRM-HW/HWC 8/99
Service Reference Manual SPECIFICATIONS
Summary of Model Revisions/Variations
* For more information on the compressors used in HWC units, see the Unit Components section, beginning on page 5-28.
Table 1-1 Heating Configurations of HW/HWC Units
Table 1-2 Cooling Configurations of HWC Units
ledoMnoitarugifnoCEUFAlortnoCrewolB/noitingI noitingI
epyT
1-)303,342,381,321(CWH)llA( /taeHsaG looCcirtcelE 087901lortnoCrewolB/noitingInoitanibmoChceTUISD
9-WH)llA(ylnOtaeHsaG087901lortnoCrewolB/noitingInoitanibmoChceTUISD
)203,242,281,221(CWH)llA( 5-,6-,7-,8-,9-,01-,11- /taeHsaG looCcirtcelE 08 D1642notirTlawneF:lortnoCnoitingI ,104C4HCBItfarctaeH:lortnoCrewolB 0101hceTUro8400B029atledirT ISD
)203,242,281,221(CWH)llA( 1-,2-,3-,4- /taeHsaG looCcirtcelE 08 92-50lawneF:lortnoCnoitingI ,104C4HCBItfarctaeH:lortnoCrewolB 0101hceTUro8400B029atledirT ISD
ledoMnoitarugifnoCegannoTREES*epyTrosserpmoCeciveDgnireteM
1-321CWH)llA(looCcirtcelE/taeHsaG17.9yratoRhesmuceTreirDretliF/ebuTyrallipaC
1-381CWH)llA(looCcirtcelE/taeHsaG5.17.9 hesmuceT gnitacorpiceR reirDretliF/ebuTyrallipaC
1-342CWH)llA(looCcirtcelE/taeHsaG27.9llorcSdnalepoCreirDretliF/ebuTyrallipaC
1-303CWH)llA(looCcirtcelEtaeHsaG5.27.9llorcSdnalepoCreirDretliF/ebuTyrallipaC
-,11-281CWH)llA( 6-,7-,9 looCcirtcelE/taeHsaG5.17.9 hesmuceT gnitacorpiceR reirDretliF/ebuTyrallipaC
9-,11-242CWH)llA(looCcirtcelE/taeHsaG27.9llorcSdnalepoCreirDretliF/ebuTyrallipaC
-,01-221CWH)llA( 1-,3-,4-,5-,8 looCcirtcelE/taeHsaG17.9yratoRhesmuceTreirDretliF/ebuTyrallipaC
-,01-242CWH)llA( 1-,3-,4-,5-,8 looCcirtcelE/taeHsaG27.9llorcSdnalepoCreirDretliF/ebuTyrallipaC
9-203CWH)llA(looCcirtcelE/taeHsaG5.25.9llorcSdnalepoCreirDretliF/ebuTyrallipaC
,5-,8-281CWH)llA( 2-,3-,4- looCcirtcelE/taeHsaG5.17.9yratoRhesmuceTreirDretliF/ebuTyrallipaC
,5-,8-203CWH)llA( 1-,3-,4- looCcirtcelE/taeHsaG5.25.9llorcSdnalepoCreirDretliF/ebuTyrallipaC
1-281CWH)llA(looCcirtcelE/taeHsaG5.15.9llorcSdnalepoCreirDretliF/ebuTyrallipaC

1-4
SPECIFICATIONS Magic-Pak: HW/HWC
SRM-HW/HWC 8/99
Physical and Electrical
HW/HWC
Performance Ratings
Table 1-3 Physical and Electrical Specifications - HWC Units
ledoM /egatloV
esahP/zH
lamroN
egatloV
egnaR
.niM
tiucriC
yticapmA
.xaM
RCAH/esuF
.rkrB
)spma(
.pmoC
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.D.O
naF
.aiD
).ni(
.moN
MPR
edistuO
naF
detaR
daoL
)spma(
detaR
PH
roodnI
leehW
x.aid
htdiw
).ni(
rewolB
detaR
PH
.girfeR
egrahC
).zo(
thgieW
).sbl(
321/221CWH621/06/032-802352-7913.8510.53.628157019.08/14X016/124523
321/221CWH83 1/06/032-802 352-791 3.8 51 0.5 3.62 81 5701 9.0 8/1 4X01 6/1 24 523
381/281CWH831/06/032-802352-7916.31023.80.548157019.08/14X013/165053
381/281CWH15 1/06/032-802 352-791 6.31 02 3.8 0.54 81 5701 9.0 8/1 4X01 3/1 65 053
381/281CWH461/06/032-802352-7916.31023.80.548157019.08/14X013/165053
342/242CWH63 1/06/032-802 352-791 6.81 52 6.11 5.26 81 5701 8.1 4/1 4X01 3/1 85 063
342/242CWH151/06/032-802352-7916.81526.115.268157018.14/14X013/185063
342/242CWH46 1/06/032-802 352-791 6.81 52 6.11 5.26 81 5701 8.1 4/1 4X01 3/1 85 063
203CWH151/06/032-802352-7914.22036.410.678157018.14/14X013/195083
203CWH46 1/06/032-802 352-791 4.22 03 6.41 0.67 81 5701 8.1 4/1 4X01 3/1 95 083
303CWH151/06/032-802352-7919.12031.410.378157018.14/14X013/195083
303CWH46 1/06/032-802 352-791 9.12 03 1.41 0.37 81 5701 8.1 4/1 4X01 3/1 95 083
Table 1-4 Performance Ratings - HWC122/123
Note: All values are gross capacities and do not include blower motor heat deduction.
Enter.
Wet
Bulb
63°
67°
71°
Outdoor Air Temperature Entering Outdoor Coil
85° 95° 105° 115°
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0040062102887.29.00.10002101908.59.00.100411000128.59.00.100801090158.00.100.1
0540082102828.79.00.10022101958.00.100.100611000178.00.100.100011090109.00.100.1
0050013102878.00.100.10042101909.00.100.100811000129.00.100.100211090159.00.100.1
0040043102895.47.98.0072101906.67.19.00121010126.97.00.100511011136.18.69.
0540063102826.87.49.0092101946.08.79.00321010156.38.00.100711011176.68.00.1
0050093102856.28.99.0023101976.48.00.100621010196.88.00.100911011107.19.00.1
0040024103804.65.27.0053102904.75.47.00821020114.85.67.00121021114.95.87.
0540044103824.95.67.0073102924.06.87.00031020134.26.08.00321021134.36.28.
0050074103844.26.08.0004102944.36.28.00331020154.56.48.00621021154.66.78.

1-5
SRM-HW/HWC 8/99
Service Reference Manual SPECIFICATIONS
Performance Ratings (continued)
Table 1-5 Performance Ratings - HWC182/183
Table 1-6 Performance Ratings - HWC242/243
Table 1-7 Performance Ratings - HWC302/303
Note: All values are gross capacities and do not include blower motor heat deduction.
Enter.
Wet
Bulb
63°
67°
71°
Outdoor Air Temperature Entering Outdoor Coil
85° 95° 105° 115°
Note: All values are gross capacities and do not include blower motor heat deduction.
Enter.
Wet
Bulb
63°
67°
71°
Outdoor Air Temperature Entering Outdoor Coil
85° 95° 105° 115°
Note: All values are gross capacities and do not include blower motor heat deduction.
Enter.
Wet
Bulb
63°
67°
71°
Outdoor Air Temperature Entering Outdoor Coil
85° 95° 105° 115°
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05500481073157.09.00.100171074187.29.00.100751055128.69.00.100441046168.69.00.1
00600781083187.39.00.100471084118.69.00.100061065158.00.100.100641056198.00.100.1
05600981093118.69.00.100671094148.99.00.100261075188.00.100.100841066129.00.100.1
05500891014185.27.78.00581015195.47.98.00171006126.87.49.00651007146.08.69.
00600102024106.57.09.00881025126.77.39.00471016146.18.89.00951017166.38.00.1
05600402034126.87.39.00091035146.08.69.00671026166.48.00.100161027186.68.00.1
05500212054104.55.96.00791055104.65.27.00381056114.85.57.00761057114.06.87.
00600512064124.75.27.00002065124.95.57.00681066134.16.87.00071067134.26.18.
05600812074134.95.47.00302075134.06.87.00881076144.36.18.00271077144.46.48.
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00700342078147.88.00.100232011267.98.00.100812083287.49.00.100012017208.59.00.1
00800742078187.39.00.100632011208.49.00.100222083228.99.00.100312017248.00.100.1
00900252088128.89.00.100142021258.99.00.100622093278.00.100.100712027298.00.100.1
00700952098175.17.58.00742031285.27.68.00632004295.57.19.00422057206.67.29.
00800362098106.57.09.00152031216.67.19.00042004226.97.69.00822057236.08.79.
00900862009136.97.59.00652041246.08.69.00542014266.48.00.100232067276.58.00.1
00700372019104.55.96.00162051204.55.07.00942034204.65.27.00732077204.75.47.
00800772019124.85.37.00562051224.85.47.00352034224.95.67.00142077224.06.87.
00900382029144.16.77.00072061244.16.87.00852044244.26.08.00642087244.36.28.
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57700582051227.48.79.00372093237.78.00.100162076247.98.00.100842099267.09.00.1
05800982061247.78.00.100672004267.09.00.100462086277.39.00.10015200039739.00.1
52900392071277.09.00.100082014297.39.00.100862096208.69.00.100452010328.69.00.1
57700403091265.96.28.00092044275.17.48.00872027285.37.88.00462050395.37.88.
05800803002285.17.58.00492054295.37.78.00182037206.57.19.00762060316.67.19.
52900213012206.37.78.00892064216.67.09.00582047226.87.49.00172070336.97.49.
57700223022204.45.86.00803084214.55.96.00392067214.65.17.00082090324.75.37.
05800623032214.65.07.00213094224.75.17.00792077224.85.37.00382001334.95.57.
52900033042224.75.27.00613005234.85.37.00103087234.06.67.00782011354.16.87.

1-6
SPECIFICATIONS Magic-Pak: HW/HWC
SRM-HW/HWC 8/99
Dimensions (all measurements in inches)
Blower Performance
Model Blower Speed CFM @ ext. static pressure - in. w.c. with filter(s)
0.2 0.3 0.4 0.5
HWC122/123
HWC182,242,302
HWC183,243,303
SUPPLY AIR DUCT CONNECTION
8" x 16" LOW VOLTAGE
THERMOSTAT CONNECTIONS
HIGH VOLTAGE
JUNCTION BOX
4" x 4" x 2"
GAS LINE
CONNECTION
RETURN AIR OPENING ON BOTTOM
6" x 22"
¾" DUCT CONNECTION FLANGE
29
716
/
"
43
18
/
"
27
78
/
"
Table 1-8 Blower Performance - HWC Units
iH056516575045
deM574054524004
woL514504093083
iH 578 528 577 527
deM 058 508 067 017
woL 036 506 575 055
4
12
"
6
34
"
Measurements from Side and
Top to Center of Vent Outlet

1-7
SRM-HW/HWC 8/99
Service Reference Manual SPECIFICATIONS
Wall Sleeve (all measurements in inches)
22
16 8
6
Return
Supply
11
1
Supply
Low
Voltage
Line Voltage
Box
½ Gas Inlet 3
8
4
1
3
/
4
2
7
/
8
13
3
/ 8
43
1
/
8
27
7
/
8
29
7
/
16
2
7
/
8
Dimensions (cont.)
29
16
45
2
2
1 or 3
34
Flanges may be assembled
1" or 3 from this side of the sleeve
34
"
12
12
"
15 or 12
14