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 Alert™ Diagnostics - 3-Wire module
- Copeland Coresense™ 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.
147
GSZ130[36-60][3,4]A*
USE N.E.C. CLAS S 2 WIRE
NOTES:
1) TO INDOOR UNIT LOW VOLTAGE
TERMINAL BLOCK & INDOOR
THERMOSTAT.
LPS
0140R00162-C
OR
BL
RD
O
BL/PK
C
R
NOTE 1
C
O
L O
R
C
ODE
BK --------------- BLACK
BL/PK ---------- BLUE/ PINK STRIPE
BR --------------- BROWN
OR -------- ------- ORANGE
PU --------------- PURPLE
RD ---- ----------- RED
WH -------------- WHITE
YL ------------ --- YELLOW
YL/PK------------YELLOW/PINK STRIPE
COMPONENT CODE
C --------------- CONTACTOR
CH -- ----------- CRANKCASE HEAT ER
CM -- ----- ----- OUTDOOR FAN MOTOR
COMP -- ------ COMPRESSOR
DC -- ----------- DEFROST CONT ROL
DFT ----------- DEFROST THERMOSTAT
HPS-------------HIGH PRESSURE SWITCH
FC ------------- FA N CAPACITOR
HVDR -------- HIGH VOLTAGE DEFROST RELAY
IO -------- ------ INTERNAL OVERLOAD
LPS --------- --- LOW PRESSURE SWITCH
LVDR --------- LO W VOLTAGE DEFROST RELAY
LVJB ---------- LOW VOLTAGE JUNCTION BOX
RVC ----------- REVERSING VA LVE COIL
CONTROLS SHOWN WITH THERMOSTAT IN 'OFF' POSITION.
WIRIN
G
COD
E
FA C
T O RY WI
RI
NG
HIGH VOLT AGE
LOW VOLTAGE
OPTIONAL HIGH VOLTAGE
FIE
L D WI RI N G
HIGH VOLT AGE
LOW VOLTAGE
LVJB
CONTROL BOX
IO
CM
AUX
MAIN
BK
BR
PU
BK
DFT
YL/PK
YL/PK
LPS
EQUIPMENT GROUND
USE COPPER
CONDUCTORS ONLY
CH
(IF USED)
W2
LV DR
O
R
O
O
C
RVC
W2
INDOOR POWER
SUPPLY
R
C
DFT
C
Y
DC
R
DFT
RVC
BK
RD
RD
BK
CH
(IF USED)
BK
WH W2
DC
OR
C
Y
O
O
BL
YL BK
RD
R
R
RD
LV DR
W2
WH
DFT
RD
H
V
D
R
DF2
DF1
BK
BK
COMP
T1
C
T3
T2
FC
T3
C
L1
L3
M
A
I
N
A
U
X
IO
CM
BK
T3
COMP
T1
L2
C
T2
OUTDOOR POWER SUPPLY
SEE RATING PLATE
T1
T2
RD
YL
RD
BK
BK
C
T1
L1
T2
L2
T3
L3YL
RD
YL
FC
PU
BR
RD
DF1
DF2
HVDR
BK
BL
YL/PK
BL
BK BK
HPS
HPS
BL/PK
BL/PK
YL/PK
BL/PK
Y