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.
140
GSX11[090-120]*A*
USEN.E.C.CLASS 2WIRE
T1
C
FC
T3
C
L1
L3
C
C
0140R00190-D
BL
Y
C
LVJB
COMPONENT CODE
C -------- ------- CONTACTOR
CM ----------OUTDOOR FAN MOTOR
COMP -------- COMPRESSOR
FC -------- ----- FAN CAPACITOR
IO -------- ------INTERNAL OVERLOAD
LVJB ---------- LOW VOLTAGE JUNCTION BOX
CH ------------CRANKCASE HEATER
CHS-------- --- CRANKCASEHEATERSWITCH
LPS -------- -- LOWPRESSURESWITCH
HPS-------- -- HIGHPRESSURESWITCH
CONTROLS SHOWNWITHTHERMOSTAT IN 'OFF' POSITION.
W
I
R I
NG
C OD E
F ACTOR Y W IR ING
HIGH VOLTAGE
LOWVOLTAGE
OPTIONAL HIGH VOLTAGE
F
IE LD W IR ING
HIGH VOLTAGE
LOWVOLTAGE
Y
YL
YL
L2
C
T2
OUTDOOR POWERSUPPLY
SEERATINGPLATE
BK
RD
BK
BL
BK
YL
C
YL/PK
RD
FC
PU
BR
LVJB
CONTROL BOX
SEE NOTE1
PU
BR
BK
CH
BK
CH
BK
BK
BK
BK
CO L OR
C OD E
BK ---------------BLACK
BL ---------------BLUE
BR --------------- BROW N
OR --------------- ORANGE
PU --------------- PURPLE
RD --------------- RED
WH --------------WHITE
YL --------------- YELLOW
YL/PK ---------- YELLOW w/PINK
HASH MARKS
BL/PK----------BLUEw/PINK
HASH MARKS
PK ---------------PINK
L1
L2 L3
SEE
NOTE 2
SEENOTE3
LPS
HPS
HPS
LPS
NOTES:
1) TO INDOOR UNITLOW VOLTAGETERMINALBLOCK &INDOOR
THERMOSTAT.
2) CRANKCASE HEATER FACTORYINSTALLED OPTION.
3) USECOPPERCONDUCTORSONLY
4) 40VA TRANSFORMERMINIMUMSYSTEMREQUIRED
5) TRANSFORMERCOMMONSIDEMUSTBEGROUNDED
COMP
L1
L2
L3
EQUIPMENT GROUND
CM
COMP
R
C
S
CM
SEENOTE2
T1
L1
T2
L2
T3
L3
YL
BL/PK
YL/PK
BL/PK
PU
PU
SEE NOTE 3
SEE NOTE1