Carrier 48LC Series Controls, Start-Up, Operation And Troubleshooting page 178

Single package rooftop units with systemvu controls version 3.x and puron (r-410a) refrigerant
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CONTROL SET POINT AND CONFIGURATION LOG
DISPLAY TEXT
COOLING (cont)
HUMZ LOCKOUT OAT
HUMZ ENABLE
COOL FANOFF DELAY
FBD CONTROL TYPE
FBD LOW SP
FBD SST SETPOINT
FBD SST MIN VALUE
FBD COMFORT SAT
FBDSAT COMF DELTA
FBD MIN IDF SPEED
FBD MAX IDF SPEED
LOW AMBIENT
CIR.A LOCKOUT OAT
LOW AMBIENT TEMP
LOW COOL MIN OAT
MED COOL MIN OAT
LA DEHUM LEV 1
LA DEHUM LEV 2
LA DEHUM LEV 3
LA DEHUM SDT SP 1
LA DEHUM SDT SP 2
LA DEHUM SDT SP 3
CHARGE DIAGNOSTICS
LOW CHARGE LEVEL
NO LOW CHARGE OAT Low Charge Disable Temp
CIR.A SDP LIMIT
LOW DISCHARGE LEV
MIN PRESS RATIO
LOW SUCTION DIAG.
LOW SUC OK TEMP
LOW SUC LEVEL 1
LOW SUC LEVEL 2
LOW SUC LEVEL 3
LO SUC DIAG DELAY
COMPRESSOR
TRANSISTION
COMP L2 DIAG DLY
IAG. COMP OFF
CIR STUCK ON DIAG
CIR.A MIN DIS.P
CIR.A MIN SUC.P
OFF P.RATIO
Table AC — Settings Main Menu Layout (cont)
EXPANDED TEXT
Humidimizer Lockout Temp
Humidimizer Equipped
Cooling Fan-off Delay
Fan Based Dehum Type
FBDH Low Set Point
FBDH Max Mode SST SP
FBDH Min SST Threshold
FBDH Comfort SAT SP
FBD Comfort SAT Delta
Minimum IDF Speed
FBD Fan Max
LOW AMBIENT CONFIGS
MENU
Circuit A Lockout Temp
Low Ambient Temperature
Low Cool lockout Temp
Medium Cool lockout Temp
Low Ambient Dehum Lev 1
Low Ambient Dehum Lev 2
Low Ambient Dehum Lev 3
LA Dehum SDT SP Lev 1
LA Dehum SDT SP Lev 2
LA Dehum SDT SP Lev 3
Refrigerant Charge Diagnostic
Config Menu
Low Refrig Charge Level
CirA High Pressure Limit
Low Discharge Level
Minimum Pressure Ratio
Low Suction Diagnostic Config
Menu
Suction OK Temperature
Low Suction Level 1 Temp
Low Suction Level 2 Temp
Low Suction Level 3 Temp
Delay On Low SST Check
Compressor Transition
diagnostic config menu
Comp level 2 Diag Delay
Diag Comp Unexpected Off
Circuit Stuck On Diag.
Min discharge change
Min Suction change
CirA P.Ratio off change
RANGE
UNITS
–20 to 75
°F
40
No: no Humidi-
Mizer FIOP
Yes/No
Yes: Humidi-
Mizer FIOP
0 to 600
sec
75
0=NONE,
1=Comfort,
0=NONE
2=Max
–20 to 0
°F delta –2.5
20 to 60
°F
38
10 to 60
°F
32
35 to 80
°F
46
0 to 40
°F
11
0 to 100
%
25
0 to 100
%
100
0: no
Economizer
–20 to 75
°F
FIOP
40: Economizer
FIOP
0 to 80
°F
66
10 (sizes 04-06)
–20 to 60
°F
30 (sizes 07-12)
40 (sizes 14-26)
20 (sizes 04-12)
–20 to 60
°F
30 (sizes 14-26)
40 to 125
°F
80
40 to 125
°F
61
40 to 125
°F
55
60 to 120
°F
93
60 to 120
°F
93
60 to 120
°F
104
0 to 150
psi
50
–40 to 50
°F
10
400 to 700
psi
600
0 to 20
°F
0
0 to 5
1.35
10 to 50
°F
18
10 to 50
°F
20
5 to 50
°F
15
0 to 50
°F
10
0 to 300
sec
0
15 (sizes 04-12)
1 to 99
sec
40 (sizes 14-26)
Enable/Disable
Enabled
Enable/Disable
Enabled
11 (sizes 04-12)
0 to 99
psi
17 (sizes 14-26)
4 (sizes 04-06)
6.5 (size 07)
0 to 99
psi
8 (size 08)
7 (sizes 09-12)
14 (sizes 14-26)
–0.2 (sizes 07,
09-14)
–1 to 1
–0.3 (sizes 08,
17-26)
178
DEFAULT
POINT
OATLHUMZ
HUMZ_EN
COOL_FOD
FBD_TYPE
FBDLO_SP
FBDSSTSP
FBDH_SST
FBDH_SAT
FBDSATDT
FBDMINSP
FBDFMAX
OATLCMPA
LA_TEMP
LCLOCKSP
MCLOCKSP
LAHTEMP1
LAHTEMP2
LAHTEMP3
LHSDTSP1
LHSDTSP2
LHSDTSP3
LOCHARGE
LOCH_LOT
HIPLIM_A
SDTLEV
MINPSI_R
SSTOK
SSTLEV1
SSTLEV2
SSTLEV3
SSTCKDLY
CDDTLEV2
CD_UEOFF
DCKTOFF
MDP_DISA
MDP_SUCA
OFFPR_A
ENTRY

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