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Friedrich FPHMR18A3A Building instructions

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1 PB
Service/ Parts Manual
Floating Air Pro
Multi-Zone
9261402_00
Type Model
Outdoor Condensor FPHMR18A3A
Outdoor Condensor FPHMR24A3A
Outdoor Condensor FPHMR36A3A
Indoor Wall Mount FPMW07A3A
Indoor Cassette FPHFC09A3A
Indoor Cassette FPHFC12A3A
Indoor Cassette FPHFC18A3A
Indoor Cassette FPHFC24A3A
Indoor Ducted FPHFD09A3A
Indoor Ducted FPHFD12A3A
Indoor Ducted FPHFD18A3A
Indoor Ducted FPHFD24A3A
Indoor Accessory FPCG0912
Indoor Accessory FPWC1
Indoor Accessory FPCG182436
2 PB
TABLE OF CONTENTS
Table of Contents
INTRODUCTION‑ 4
Important Safety Information‑ 4
Personal Injury Or Death Hazards‑ 6
MODEL IDENTIFICATION GUIDE‑ 7
Product Appearance‑ 8
SPECIFICATIONS‑ 11
Product Specifications Multi‑Zone Wall‑Mounted‑ 11
Product Specifications Multi‑Zone‑Cassette ‑ 12
Product Specifications Multi‑Zone Concealed Ducted ‑ 13
Product Specifications 18K, 24k and 36k Outdoor Condensor‑ 14
Product Dimensions: Wall Mounted Indoor Units‑ 16
Product Dimensions: 9k, 12k, and 18k Ducted Indoor Units‑ 17
Product Dimensions: 9k and 12k Cassette‑ 18
Product Dimensions: 18k and 24k Cassette‑ 19
Product Dimensions: 24k Outdoor Units‑ 20
Product Dimensions: 36k Outdoor Units‑ 21
Non‑Ducted Fphmr18a3a Cooling‑ 22
Ducted Fphmr18a3a Cooling‑ 23
Mixed Fphmr18a3a Cooling‑ 24
Ducted Fphmr18a3a Heating‑ 26
Mixed Fphmr18a3a Heating‑ 27
Non‑Ducted Fphmr24a3a Heating‑ 28
Non‑Ducted Fphmr24a3a Cooling‑ 29
Ducted Fphmr24a3a Cooling‑ 31
Ducted Fphmr24a3a Cooling‑ 32
Mixed Fphmr24a3a Cooling‑ 34
Non‑Ducted Fphmr24a3a Heating‑ 37
Ducted Fphmr24a3a Heating‑ 41
Mixed Fphmr24a3a Heating‑ 45
Non‑Ducted Fphmr36a3a Cooling‑ 49
Non‑Ducted Fphmr36a3a Heating‑ 55
Mixed Fphmr36a3a Cooling‑ 56
Ducted Fphmr36a3a Cooling‑ 62
Non‑Ducted Fphmr36a3a Cooling‑ 68
Non‑Ducted Fphmr36a3a Heating‑ 71
Ducted Fphmr36a3a Heating‑ 76
Mixed Fphmr36a3a Heating‑ 85
Single Zone Cassette‑ 94
CORRECTION FACTORS‑ 115
Piping Length Factor Chart‑ 116
OPERATION‑ 118
Display Panel‑ 118
Using Sleep during Off‑Timer Function‑ 121
Control Mode (Indoor Unit Mode Control)‑ 125
18K, 24k and 36k Control Mode‑ 126
Leak Check, Evacuation, and Charging (Triple Evacuation)‑ 135
Checklist‑ 137
Operation Test‑ 138
Fresh Air Intake‑ 139
MAINTENANCE‑ 140
R‑410A SEALED SYSTEM REPAIR‑ 143
Service Valves Appearance‑ 143
3 PB
TABLE OF CONTENTS
Pumping Down‑ 144
Gas Charging (After Repair)‑ 145
Replace 24k Outdoor unit Compressor and Motor‑ 146
Replace 36k Outdoor unit Compressor and Motor‑ 147
Replace 9k and 12k Duct Type unit Compressor and Motor‑ 148
Replace 18k Duct Type unit Compressor and Motor‑ 149
COMPONENTS TESTING ‑ 154
Resistance Table Of Indoor Coil And Indoor Room Sensor‑ 154
Resistance Table Of Outdoor Compressor Temperature Sensor‑ 155
Compressor‑ 162
Fan Motor‑ 163
7k Indoor Wall Mount Printed Circuit Board ‑ 170
Ducted units and Cassettes Printed Circuit Board (Indoor Units)‑ 171
24k Outdoor Main Printed Circuit Board‑ 172
24k Outdoor Drive Printed Circuit Board‑ 172
36k Outdoor Main Printed Circuit Board‑ 173
36k Outdoor Drive Printed Circuit Board‑ 173
Field Settings (ESP Setting) Duct Type Only‑ 174
Field Settings (Indoor Unit Parameter Revision)‑ 175
Test the jumper terminals‑ 186
Protection Circuit Fault Isolation‑ 187
Compressor Fault Isolation‑ 188
Fault Codes‑ 188
Indoor Fault Code‑ 190
18K, 24k and 36k outdoor Fault Codes‑ 192
WIRING DIAGRAMS‑ 200
7k Wall Units‑ 200
Ducted Indoor Units 9k, 12k, and 18k‑ 201
9k‑36k Indoor Cassette Units‑ 202
24k Outdoor Units‑ 203
36k Outdoor Units‑ 204
PARTS CATALOG‑ 205
18K Outdoor Condensor‑ 205
24K Outdoor Condensor‑ 210
36K Outdoor Condensor‑ 215
7k Wall Mounted Indoor Unit‑ 220
9K, 12K Indoor Cassette‑ 222
18K Indoor Cassette‑ 224
24K INDOOR CASSETTE‑ 226
9K, 12K, DUCTED INDOOR‑ 228
18K Ducted Indoor‑ 232
24k Ducted Indoor‑ 236
APPENDIX‑ 240
Appendix 1: Reference Sheet of Celsius and Farenheit‑ 240
Appendix 2: Pipe Expanding Method‑ 241
LIMITED WARRANTY‑ 243
CUSTOMER SATISFACTION and QUALITY ASSURANCE‑ 244
FRIEDRICH AUTHORIZED PARTS DEPOTS‑ 244
4 PB
INTRODUCTION
The information in this manual is intended for use by a qualified technician who is familiar with the safety procedures
required for installation and repair, and who is equipped with the proper tools and test instruments required to service
this product.
Installation or repairs made by unqualified persons can result in subjecting the unqualified person making such repairs
as well as the persons being served by the equipment to hazards resulting in injury or electrical shock which can be
serious or even fatal.
Safety warnings have been placed throughout this manual to alert you to potential hazards that may be encountered. If
you install or perform service on equipment, it is your responsibility to read and obey these warnings to guard against
any bodily injury or property damage which may result to you or others.
Important Safety Information
Your safety and the safety of others is very
important.
We have provided many important safety messages in this manual and on your appliance. Always read
and obey all safety messages.
This is a safety Alert symbol.
This symbol alerts you to potential hazards that can kill or hurt you and others.
All safety messages will follow the safety alert symbol with the word “WARNING”
or “CAUTION”. These words mean:
Indicates a hazard which, if not avoided, can result in severe personal
injury or death and damage to product or other property.
Indicates a hazard which, if not avoided, can result in personal injury and
damage to product or other property.
All safety messages will tell you what the potential hazard is, tell you how to reduce the chance of
injury, and tell you what will happen if the instructions are not followed.
Indicates property damage can occur if instructions are not followed.
WARNING
NOTICE
CAUTION
WARNING
Refrigeration system
under high pressure
Do not puncture, heat, expose to flame or
incinerate.
Only certified refrigeration technicians should
service this equipment.
R410A systems operate at higher pressures
than R22 equipment. Appropriate safe service
and handling practices must be used.
Only use gauge sets designed for use with
R410A.
Do not use standard R22 gauge sets.
5 PB
Important Safety Information INTRODUCTION
WARNING
Please read this manual thoroughly prior to equipment
installation or operation. It is the installer’s responsibility
to properly apply and install the equipment. Installation
must be in conformance with the NFPA 70‑2008 National
Electric Code or current edition, International Mechanic
code 2009 or current edition and any other applicable local
or national codes.
WARNING
Refrigeration system under high pressure. Do not
puncture, heat, expose to flame or incinerate. Only certified
refrigeration technicians should service this equipment.
R410A systems operate at higher pressures than R22
equipment. Appropriate safe service and handling practices
must be used. Only use gauge sets designed for use with
R410A. Do not use R22 gauge sets. Failure to do so can
result in property damage, personal injury, or death.
WARNING
Electrical shock hazard.
Turn OFF electric power before service or installation.
Unit must be properly grounded.
Unit must have correct fuse or circuit breaker
protection. Unit’s supply circuit must have the correct
wire conductor size. All electrical connections and
wiring must be installed by a qualified electrician and
conform to the National Electrical Code and all local
codes which have jurisdiction. Failure to do so can
result in property
damage, personal injury and/or death.
Your safety and the safety of others are very
important.
We have provided many important safety messages in
this manual and on your appliance. Always read and
obey all safety messages.
This is the safety Alert symbol.
This symbol alerts you to potential
hazards that can kill or hurt you
and others.
All safety messages will follow the
safety alert symbol with the word
“WARNING” or “CAUTION”.
These words mean:
Indicates a hazard which, if not avoided, can result in
severe personal injury or death and damage to product or other
property.
Indicates a hazard which, if not avoided, can result in
personal injury and damage to product or other property. All
safety messages will tell you how to reduce the chance of
injury, and tell you what will happen if the instructions are not
followed.
Indicates property damage can occur if instructions
are not followed.
Indicates property damage can occur if instructions
are not followed.
WARNING
CAUTION
NOTICE
DO NOT OPERATE EQUIPMENT DURING ACTIVE STAGES OF CONSTRUCTION
To ensure proper operation, Friedrich requires that all equipment is not operated during active construction phases. This includes active stages of
completing framing, drywalling, spackling, sanding, painting, flooring, and moulding in the equipment’s designated conditioning space. The use of
this equipment during construction could result in premature failure of the components and/or system and is in violation of our standard warranty
guidelines. The operation of newly installed equipment during construction will accelerate the commencement and/or termination of the warranty
period.
CAUTION
6 PB
INTRODUCTION
Personal Injury Or Death Hazards
SAFETY
FIRST
WARNING AVERTISSEMENT ADVERTENCIA
Do not remove, disable or
bypass this unit’s safety
devices. Doing so may cause
injuries, ordeath.
Ne pas supprime, désactiverou
contournercette l´unité des
dispositifs de sécurité, faire vous
risqueriez de provoquerle feu, les
blessures ou la mort. o muerte.
No eliminar, desactivaro pasar
poralto los dispositivos de
seguridad de la unidad. Si lo hace
podría producirse fuego, lesiones
ELECTRICAL HAZARDS:
• Shutdown and/or disconnect all electrical power to the unit before performing inspections, maintenance, or
service.
• Make sure to follow proper lockout/tag out procedures.
• Always work in the company of a qualied assistant if possible.
• Capacitors, even when disconnected from the electrical power source, retain an electrical charge potential
capable of causing electric shock or electrocution. Wait a few minutes after shutdown to allow the capacitors to
discharge the stored energy.
• Handle, discharge, and test capacitors according to safe, established standards, and approved procedures.
• Extreme care, proper judgment, and safety procedures must be exercised if it becomes necessary to test or
troubleshoot equipment with the power turned on to the unit.
• Do not spray water on the air conditioning unit while the power is on.
• Electrical component malfunction caused by water could result in electric shock or other electrically unsafe
conditions when the power is restored and the unit is turned on, even after the exterior is dry.
• Use air conditioner on a single dedicated circuit within the specied amperage rating.
• Ensure the unit that the unit is properly grounded.
• Do not cut or modify the power supply cord or remove the ground prong of the plug.
• Never operate the unit on an extension cord.
• Follow all safety precautions and use approved protective safety equipment such as: gloves, goggles, and
clothing. Ensure that properly insulated tools, and testing equipment are are used as well to protect against
equipment damage and reduce the risk of injury.
• Failure to follow proper safety procedures and these warnings can result in serious injury or possibly death.
7 PB
INTRODUCTION
MODEL IDENTIFICATION GUIDE
FP HS W 09
A1A- A
Model Type:
FR- Floating Air Premier
FP - Floating Air Pro
FS- F loating Air Sele ct
Application :
W- Wallmounted
D- Ducted (Insider)
C- Cassette
R- Remo te Condense r
Function :
HS – H ea t Pump Single
HM – Heat Pump Multi
HF – Heat Pump Flex Single and
Multizon e
Coolin g
BTU/HR
Model
Approximate
Introductory
Chara cter:
Voltag e
A- 201 9
B- 202 0
C- 202 1
D- 202 2
1- 115 Volts
3- 230 Volts
MODEL IDENTIFICATION GUIDE
Marketing Suffix :
Letter indicates modification to existing mode l
8 PB
INTRODUCTION
Product Appearance
Model
(Btu/h)
Duct type
Indoor Unit
9K/12K
18K
Model
(Btu/h) Indoor Unit
9K/12K
18K/ 24k/ 36k
Cassette type
9 PB
INTRODUCTION
Product Appearance
Cassette type
Model
(Btu/h) Indoor Unit
Out door Unit
24K
36K
10 PB
Outdoor Unit
Type View
Minimum and Maximum
connectabel Capacity
(Btu/h)
3-Zone Tri
4-Zone Quad 18,000-48,000
BTU
12,000-36,000
BTU
INTRODUCTION
Product Appearance