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HWC PREMIER 122
Armstrong HWC PREMIER 122 User Manual
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Ser
vice Refer
ence Manual
HWC Thru-the-Wall Units
Models:
HWC Premier
122, 182, 242, 302
123, 183, 243, 303
2
Table of Contents
Table of Contents
3
Specifications
4
Model Number Guide
5
Models Covered by this Manual
5
Product Serial Numbers, Beginning 1993
5
(Beginning 1993)
6
Hw/Hwc
6
Summary of Model Revisions/Variations
6
Hw/Hwc
7
Performance Ratings
7
Physical and Electrical
7
Blower Performance
9
Dimensions
9
Wall Sleeve
10
Section 2 - Sequence of Operation
11
Default Chapter
11
Sequence of Operations
11
Hwc123,183,243,303
14
Simplified Sequence
15
Detailed Sequence
16
Power
16
Pressure Switch Opens (Blocked Flue)
17
Call for Cooling
18
Failed Flame Sense/Trial for Ignition
18
Fan on
19
HW (Heating Only)
20
Specifications
20
Simplified Sequence
21
Detailed Sequence
22
Call for Heat
22
Power
22
Pressure Switch Opens (Blocked Flue)
23
Failed Flame Sense/Trial for Ignition
24
Fan on
24
Detailed Sequence
27
Simplified Sequence
27
Call for Heat
28
Detailed Sequence
28
Power
28
Call for Cooling
29
Limit Opens
29
Pressure Switch Opens (Blocked Flue)
29
Rollout Switch Activated
29
Fan on
30
HW (Heating Only)
32
Detailed Sequence
33
Call for Heat
33
Detailed Sequence
34
Limit Opens
35
Pressure Switch Opens (Blocked Flue)
35
Rollout Switch Activated
35
Simplified Sequence
33
(W/Fenwal 05-29 Ignition Control)
36
Detailed Sequence
37
Call for Heat
37
Detailed Sequence
38
Power
38
Call for Cooling
39
Flame Sense
39
Limit Opens
39
Rollout Switch Activated
39
Fan on
40
Simplified Sequence
37
HW (Heating Only)
42
Detailed Sequence
43
Call for Heat
43
Flame Sense
45
Limit Opens
45
Rollout Switch Activated
45
Simplified Sequence
43
(W/Fenwal 05-29 Ignition Control)
42
HWC123,183,243,303 W/Low Ambient Control
46
HWC122,182,242,302 W/Low Ambient Control
48
Section 3 - Unit Tear down
50
Unit Tear down
51
Section 3 - Unit Tear down
51
Heating Section
51
Heat Exchanger Removal
51
Induced Draft Blower Removal
51
Cooling Section Chassis Removal
53
Evaporator Blower Assembly Removal
55
Component Location Illustrations
56
Section 5 - Unit Components
64
Unit Components
66
Section 5 - Unit Components
66
Transformer
66
Gas Valves
67
Honeywell 8105
68
Blower Control Boards
69
United Technologies Model 1010-611
69
Heatcraft Model IBC-H4C401
70
Ignition Controls
71
Fenwal Triton 2461D
71
Fenwal 05-29 DSI
73
Integrated Blower/Ignition Controls
74
Induced Draft Blower
77
Burners
78
Manifold Orifices
80
Contactor
81
Main (High) Limit Switch
82
Flame Rollout Switch
83
Pressure Switch
84
Pressure Switch Problems
85
Checking Pressure Switch Operation
87
Tecumseh
93
Copeland
95
Drier-Filters
97
Evaporator Blower Motor
103
Condenser Fan Motor
103
Capacitors-Run
104
Fan Blades
105
Exterior Grill Panels
107
Section 6 - Installation
108
Default Chapter
110
Installation
110
Location
110
Section 6 - Installation
110
Support
113
Condensate Drain
114
Venting
114
Gas Connections
116
Removal of Unit from Common Venting System
116
Electrical Connections
118
Supply and Return Ducts
119
Thermostat
119
Adjustments (Heating Section)
120
Air Filter
120
Blower
121
High Altitude Adjustments (Canada)
121
High Altitude Adjustments (U.S.)
121
Limit Control
121
Installing Without Wall Sleeve
113
Venting System
116
Adjustments (Cooling Section)
121
Section 7 - Accessories
123
Accessories
124
Section 7 - Accessories
124
HW/HWC Accessory Kit Index
124
CA-239 Wall Sleeve Kit
125
Wall Sleeve Installation
127
A242-1 Wall Sleeve Adaptor Kit
129
ALPKT389-2 L.P. Gas Conversion Kit
136
Supply
136
AHALT390-1 High Altitude Kit
137
Time Delay Relay
139
ADAPT420-2 Chassis Conversion Kit
140
Fenwal Triton Ignition Control Kit
141
TL109 Burner Tray Kits
142
Parts Lists
144
Part Description
154
Troubleshooting/Performance/Charge Weights
186
Troubleshooting
187
Compressor Checkout
187
Capacitor Checkout
191
Performance
194
Performance Tests (Installed)
194
Performance Tests (Bench Tested)
195
5
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Armstrong HWC PREMIER 122 Specifications
General
Brand
Armstrong
Model
HWC PREMIER 122
Category
Air Conditioner
Language
English
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