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.
120
NOTES :
1) REDWIRETOBEONTRANSFORMER TERMINAL 3 FOR 23 0VOLTS ANDON
2) TO PLACEAIRHANDLERINHIGHSPEED,REMOVERED MOTORLEADFROMELECTRONI C
3) SEECOMPOSITE WIRING DIAGRAMS IN INSTALLA TION INSTRUCT IONS FORPROPE R
4) ASTERISK (*)INDICATES TH AT HEATIN GELEMENT ,THERMAL LI MIT,
CONTROLS SHOWNWIT HUTILITIESIN "ON" POSITION ANDTHERMOSTAT IN "OFF"POSITIO N.
COLOR CO
DE WIR ING CODE
0140A002 82-A
BLOWER TIME DELAYRELAY (EBTDR)COM TERMINAL ANDREPLACE WITH BL ACK
RELAY(SEQUENCER) ANDINTERCONNEC TING WIRESAND JUMP ERSOFHEATER#2
AREDELETED WITH SINGLE EL EMENTUNITS .
MOTOR LE AD. ALL UNIT SWILL BE FACT ORY CONNECTED AT LO W SPEED.
TERMINAL 2FOR 208VOL TS.
LOWVOLTA GE WIRING CONNECTI ONS.
YELLOW
TIME DELAY RELAY
EVAPORATOR MOTOR
ELECTRONIC BLOWER
DISCONNECT SWITCH
EBTDR
DISC
EM
RD RED
BL
YL
BLUE
WH
BK
WHITE
BLACK
COMPO
NE NT CODE
TL
HTR
TR
R
FC
GREEN
BROWN
PURPLE
BR
GR
PU
NOTE 3
RELAY
FAN CAPACITOR
THERMAL LIMIT
TRANSFORMER
HEATER ELEM EN T
FACTOR Y WIRING
HIGH VO LTAGE
LOW VOLTAGE
FIELD WI RING
HIGH VO LTAGE
LOW VOLTAGE
TR
RD
24 VOLT45
2
SEENOTE 1
1
3
LO
FC
*
EM
HI
TL1
TL1
HTR 1
HTR 2
COM
BL BR
WH
R1
GR
NONC
TL2
TL2
208/230 VOLTS
DISC
* *
DISC
EBTDR
OFFDELAY WHEN "G"ISDE-ENERGIZED.
5) EBTDRHAS A7SECONDONDELAY WHEN "G"ISENERGIZEDAND A65SECOND
R
EBTDR
G
C
EBTDR
M2
IF REPL ACEMENTOFTHE ORIGINAL WIRESSUPPLIEDWIT HTHISASSEMBLY IS NECESSARY, USE 105˚ C.
WIRE SIZE TO CONFORMTOTHE NATIONAL ELECTRIC CODE .
C
L2
L1
T2
T1
4
RD
WH
BR
RD
BL
GR
EM
FC
BR
EVAPORATOR MOTOR LEADS
BR
RD
RD
NOTE
SEE
3
DISC
EQUIPMENT
GROUND
DISC
3
5
BK
12
TR
RD
HTR2*
HTR1
*
BK
BK
TL1
TL1
RD
*
RD
TL2*
TL2
EBTDR
SEE
NOTE 5
COPPER
POWE RSUPPLY
(SEE RATI NG PLATE)
USEMIN. 75˚C FIELDWIRE
N.E.C. CLASS2WIRE
COM
R
NC
NO
UP
C
K1
SPEED
K1
M1
XFMR-C
EBTDR
XFMR-R
G
M2
L2
L1
BL
BK
RD
RD
RD
BK
BL
WH
BR
RD
RD
BK
BK
BL
GR
RD
RD
RD
RD
RD
BK
RD
PU
BK
RD
CCONTACTOR
N
.E.C. CLASS 2 WIRE
PU COMMON
BK HIGH
RD LOW
RD
BK
2T2L
HC
HC HEATER CONTACTOR
AWUF18[03/05/08]16BB, AWUF24[03/05/08/10]16BB,
AWUF30[05/08/10]16BC, AWUF36[05/08/10]16BC