ASPT Service Manual
Table Of Contents
- IMPORTANT INFORMATION
- PRODUCT IDENTIFICATION
- Checking Voltage
- Checking Wiring
- Checking Thermostat And Wiring
- Thermostat Wiring
- Checking Transformer And Control Circuit
- Checking Contactor And/Or Relays
- Checking Contactor Contacts
- Checking Fan Relay Contacts
- Checking Loss Of Charge Protector (Heat Pump Models)
- Checking High Pressure Control
- Checking Low Pressure Control
- Copeland Comfort Alertâ„¢ Diagnostics - 3-Wire module
- Copeland Coresenseâ„¢ Diagnostics - 3-Wire module
- Checking Capacitor
- Resistance Check Using A Digital Multi-Meter
- Capacitance Check Using A Digital Multi-Meter (In Capacitance Mode)
- Testing a Run Capacitor Under Load
- Checking Outdoor Fan and Blower Motors (PSC Motors)
- Checking Fan and Blower Motor (ECM Motors)
- Checking ECM Motor Windings
- ECM CFM Adjustments MBE/AEPF
- Blower Performance Data
- Checking High Efficiency Motors
- EEM Blower Replacement
- MBR/AR*F Electronic Blower Time Delay Relay
- Checking Compressor
- Resistance Test
- Ground Test
- Unloader Test Procedure
- Operation Test
- Checking 3-Phase Scroll Compressor Rotation
- Testing Crankcase Heater (Optional Item)
- Checking Reversing Valve and Solenoid
- Testing Defrost Control
- Testing Defrost Thermostat
- Checking Heater Limit Control(s)
- Checking Heater Elements
- Electric Heater (Optional Item)
- Checking Heater Limit Control(s)
- Checking Heater Elements
- Refrigeration Repair Practice
- Leak Testing (Nitrogen or Nitrogen-Traced)
- Evacuation
- Charging
- Checking Compressor Efficiency
- Overfeeding
- Underfeeding
- Checking Superheat
- Subcooling on Expansion Valve System
- Checking Expansion Valve Operation
- Checking Restricted Liquid Line
- Overcharge Of Refrigerant
- Non-Condensables
- Compressor Burnout
- Refrigerant Piping
- Duct Static Pressures
- Single Piece Air Handler External Static
- Two Piece Air Handler External Static Pressure
- Furnace External Static Pressure
- Periodic Maintenance
WIRING DIAGRAMS
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS
UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO
DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
124
ANX130[18-24]1A*
COMP
ALTERNATEDOUBLE
POLE CONTACTOR ONLY
IO
T1
C
M
A
I
N
R
A
U
X
5
S
SR
SA
2
1
RC CF
SC
T2
C
L1
L2
(IF USED)
CH
C
F
M
A
I
N
A
U
X
IO
CM
C
Y
BL
YL
C
Y
LVJB
T1
L1
T2
L2
ALTERNATE DOUBLE
POLE CONTACTOR
OUTDOORPOWER SUPPLY
SEERATIN GPLATE
WIR
I
N
G CODE
FACTORY WIR ING
HIGH VOLTAGE
LOWVOLTAGE
OPTIONAL HIGHVOLTAGE
FI
ELD W IR ING
HIGH VOLTAGE
LOWVOLTAGE
BK
SC
RD
BL
RD
RD
RD
BKBK
BK
C
T1
L1
T2
L2
RD
YL
RD
BK
MAIN
COMP
IO
CM
AUX
MAIN
BK
BR
PU
SR
5
2
1
BL
EQUIPMENT GROUND
COLO R
CO DE
BK --------------- BLACK
BL --------------- BLUE
BR --------------- BROWN
OR ---------------ORANGE
PU --------------- PURPLE
RD --------------- RED
WH -------------- WHITE
YL ---------------YELLOW
RD
SA
(IF USED)
NOTE2
C
IO
IO
R
S
AUX
USEN.E .C.
CLASS2WIRE
NOTES:
1) TO INDOOR UNIT LOWVOLTAGE
TERMINAL BLOCK& INDOOR
THERMOSTAT.
2) STARTASSIST FACTORY
EQUIPPEDWHENREQUIRED.
3) USECOPPERCONDUCTORS
ONLY.
COMP
ALTERNATEDOUBLE
POLE CONTACTOR ONLY
IO
T1
C
M
A
I
N
R
A
U
X
5
S
SR
SA
2
1
RC CF
SC
T2
C
L1
L2
(IF USED)
CH
C
F
M
A
I
N
A
U
X
IO
CM
C
C
BL C
Y
LVJB
SEE NOTE 1
CO M
PO
N
E
NT CODE
C--------------- CONTACTOR
CSM -------- CORESENSEMODULE
CM ------------ OUTDOORFAN MOTOR
COMP------- -COMPRESSOR
IO --------------INTERNALOVERLOAD
LVJB ---------- LOWVOLTAGE JUNCTION BOX
RCCF ---------RUN CAPACITORFOR COMPRESSOR &FAN
SA ------------- STARTASSIST
SC -------------STARTCAPACITORFOR COMPRESSOR (OPTIONAL)
SR -------------START RELAY FORCOMPRESSOR(OPTIONAL)
LPS------------LOW PRESSURE SWITCH
------------- CRIMPCAP
CONTROLSSHOWN WITH THERMOSTAT IN 'OFF'POSITION.
T1
L1
T2
L2
ALTERNATE DOUBLE
POLE CONTACTOR
WIR
I
N
G CODE
FACTORY WIR ING
HIGH VOLTAGE
LOWVOLTAGE
OPTIONAL HIGHVOLTAGE
FI
ELD W IR ING
HIGH VOLTAGE
LOWVOLTAGE
RD
BK
YL/PK
LVJB
CONTROL BOX
SC
RD
BL
RD
BL
RD
RD
BK
BK
BK
C
T1
L1
T2
L2
RC CF
BR
RD
YL
RD
BK
MAIN
COMP
IO
AUX
MAIN
BK
BR
PU
SR
5
2
1
BK
YL
BL
COLO R
CO DE
BK --------------- BLACK
BL --------------- BLUE
BR --------------- BROWN
OR ---------------ORANGE
PU --------------- PURPLE
RD --------------- RED
WH -------------- WHITE
YL ---------------YELLOW
YL/PK----------YELLOW/PINK STRIPE
SA
(IF USED)
NOTE2
SEE
NOTE 3
C
IO
IO
R
S
AUX
0140R00331-C
LPS
YL/PK
LPS
YL
SEENOTE1
PU
H
F
C
RD
YL
YL
YL
YL