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FPWC1
Friedrich FPWC1 User Manual
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173
PB
COMPONENTS TES
TING
36k Outdoor Main Printed Circuit Board
36K
M
ain
c
on
tr
ol
boa
rd
Compre
ss
or
ov
erhea
t
protection
switch
IPM-SI
High
pre
ss
ure
switch
L
OW
pre
ss
ure
switch
SI-A
Compre
ss
or
heater
-L
AC
contactor
AC
IN
Discharg
e/defrost/
on/
Coil/Su
ct
i
Ambient
sensor
SI-B
SI-C
SI-D
SI-N
Compre
ss
or
heater
-N
4-
WA
Y
valve
Base
heater
LiqA
/
GasA
/
LiqB
/
Gas
B
sensor
LiqC
/
GasC
/
LiqD
/
Gas
D
sensor
Ele
ct
ronic
expansion
valve
A
Ele
ct
ronic
expansion
valve
C
Ele
ct
ronic
expansion
valve
B
Ele
ct
ronic
expansion
valve
D
DC
-F
AN
A
C
LI
N
A
C
N
I
N
I
PM
-SI
DC
F
AN
1
DC
f
an
m
o
t
or1
U
C
o
m
p
re
ss
or
C
o
m
p
re
ss
or
V
W
C
o
m
p
re
ss
or
R
e
a
ct
or
L2
EEPR
OM
R
e
a
ct
or
L1
Drive
boar
d
36k Outdoor Drive Printed Circuit Boar
d
36K
M
ain
c
on
tr
ol
boa
rd
C
o
m
p
re
ss
or
o
v
e
rh
ea
t
prot
ec
t
ion
s
w
it
c
h
I
PM
-SI
H
igh
pre
ss
ur
e
s
w
it
c
h
L
O
W
pre
ss
ur
e
s
w
it
c
h
SI
-A
C
o
m
p
re
ss
or
he
a
t
er
-L
A
C
c
o
nt
a
c
t
o
r
A
C
I
N
D
is
c
ha
rg
e/
def
ro
s
t
/
on
/
C
oil/
Su
ct
i
Am
bient
s
e
ns
or
SI
-B
SI
-C
SI
-D
SI
-N
C
o
m
p
re
ss
or
he
a
t
er
-N
4-
W
A
Y
v
alv
e
Ba
s
e
he
a
t
er
Liq
A
/
Ga
s
A
/
LiqB
/
Gas
B
s
e
ns
or
Liq
C
/
Gas
C
/
LiqD
/
Gas
D
s
e
ns
or
Ele
ct
ronic
e
x
pa
ns
ion
v
a
lv
e
A
Ele
ct
ronic
e
x
pa
ns
ion
v
a
lv
e
C
Ele
ct
ronic
e
x
pa
ns
ion
v
a
lv
e
B
Ele
ct
ronic
e
x
pa
ns
ion
v
a
lv
e
D
D
C
-
F
AN
AC
LIN
AC
NIN
IPM-SI
DC
F
AN1
DC
f
an
motor1
U
Compre
ss
or
Compre
ss
or
V
W
Compre
ss
or
Rea
ct
or
L2
EEPROM
Rea
ct
or
L1
Drive
boar
d
172
174
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 and Operation Test
137
Operation Test
138
Fresh Air Intake
139
MAINTENANCE
140
R-410A SEALED SYSTEM REPAIR
143
Service Valves Appearance
143
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 Ducted Indoor
236
18K Ducted Indoor
232
9K, 12K, DUCTED INDOOR
228
24K INDOOR CASSETTE
226
18K Indoor Cassette
224
9K, 12K Indoor Cassette
222
7k Wall Mounted Indoor Unit
220
36K Outdoor Condensor
215
24K Outdoor Condensor
210
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
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Friedrich FPWC1 Specifications
General
Brand
Friedrich
Model
FPWC1
Category
Air Conditioner
Language
English
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