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Friedrich
Air Conditioner
FSHW091
Friedrich FSHW091 User Manual
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PB
Servic
e/ P
arts Manual
Floating Air Select
96621400_00
FSHW091 - 9,000 BTU Single Zone - 110V
FSHW121 - 12,000 BTU Single Zone - 110V
FSHW183 - 18,000 BTU Single Zone - 230V
FSHW243 - 24,000 BTU Single Zone - 230V
FSHW363 - 36,000 BTU Single Zone - 230V
2
Table of Contents
Table of Contents
2
Introduction
4
Important Safety Information
4
Personal Injury or Death Hazards
6
Model Identification Guide
7
Indoor Units
8
Outdoor Units
9
Remote Control
9
Specifications
10
Product Specifications
10
Capacities and Selection Data
14
9-12K Operation Characteristics Curve
18
18-24Kk Operation Characteristics Curve
18
Operation Characteristics Curve
19
9-12K Capacity Variation Ratio According to Temperature
20
Capacity Variation Ratio According to Temperature
21
9-12K Noise Curve
21
18-24K Noise Curve
22
Noise Curve
22
Cooling Data Sheet in Rated Frequency
23
Heating Data Sheet in Rated Frequency
23
18-24K Indoor Unit Dimensions
25
9-12K Outdoor Unit Dimensions
26
18-24K Outdoor Unit Dimensions
27
Outdoor Unit Dimensions
27
Operation
28
Remote Control Button Identification
28
Remote Control Description
29
9-24K Sequence of Operation
33
Sequence of Operation
42
9-12K Refrigerant System Diagram
45
Refrigerant System Diagram
46
Installation
47
Installation Tools
48
Installation Parts Checklist
51
Selection of Installation Location
51
Installation of Indoor Unit
53
Leak Check, Evacuation, and Charging (Triple Evacuation)
60
Checklist and Operation Test
62
Check Unit Following Installation
62
Test Operation
62
Removal
63
Indoor Unit
63
Outdoor Unit
68
Wired Controller
72
Display
72
Buttons
74
Operation Instructions
74
Installation Instructions
93
R-410A Sealed System Repair
98
Service Valves Appearance
98
Pumping down
98
Gas Charging (after Repair)
100
Components Testing
101
Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor Units (15Kω)
101
Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor Units (20Kω)
102
Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor Units (50Kω)
103
9-12K Indoor Unit Printed Circuit Board Identification
104
18-24K Indoor Unit Printed Circuit Board Identification
105
Indoor Unit Printed Circuit Board Identification
106
9-12K Outdoor Unit Printed Circuit Board Identification
107
18-24K Outdoor Unit Printed Circuit Board Identification
108
Outdoor Unit Printed Circuit Board Identification
109
Troubleshooting
110
Diagnostic Codes
110
Malfunction of Temperature Sensor F1, F2
118
9-12K Malfunction of Blocked Protection of IDU Fan Motor H6
119
18-36K Malfunction of Blocked Protection of IDU Fan Motor H6
120
Malfunction of Protection of Jumper Cap C5
121
Malfunction of IDU Fan Motor U8
122
Malfunction of Communication E6
124
Malfunction of Power Supply from Indoor to Outdoor Unit
125
Malfunction of Detecting Plate (WIFI) JF
126
Indoor Fan Does Not Rotate and There Is no Feedback
127
Temperature Sensor Malfunction
128
Malfunction Diagnosis of Startup Failure
129
Diagnosis of Losing Synchronism for Compressor
130
9-12K, 36K Diagnosis of Overload and Discharge Malfunction
131
18-24K Diagnosis of Overload and Discharge Malfunction
132
Capacity Charging Malfunction - Outdoor Unit
133
9-24K PM Protection, Phase Current Overcurrent
134
IPM Protection, Out-Of-Step Fault, Compressor Phase Overcurrent
135
High Temperature and Overload Protection Diagnosis
136
PFC (Correction Power Factor) Outdor Unit Malfuction
137
Communication Malfunction: (Following AP1 for Outdoor Unit Control Board)
138
High-Pressure Protection
139
Troubleshooting for Malfunction Without Active Error Code
140
Wiring Diagrams
143
9-12K Indoor Unit Wiring Diagram
143
18-24K Indoor Unit Wiring Diagram
144
Indoor Unit Wiring Diagrams
145
18-24K Outdoor Unit Wiring Diagrams
147
Outdoor Unit Wiring Diagrams
147
Parts Catalog
148
Indoor Unit
148
Indoor Unit
150
Indoor Unit
151
Indoor Unit
152
Outdoor Unit
158
Outdoor Unit
160
Outdoor Unit
161
Outdoor Unit
162
Appendix
168
Appendix 1: Reference Sheet of Celsius and Farenheit
168
Appendix 2: Configuration of Connection Pipe
168
Appendix 3: Pipe Expanding Method
169
Limited Warranty
170
Friedrich Authorized Parts Depots
171
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Friedrich FSHW091 Specifications
General
Brand
Friedrich
Model
FSHW091
Category
Air Conditioner
Language
English
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