Carrier 38MFC - Cleaning, Maintenance, and Troubleshooting; Safety Precautions for Cleaning & Maintenance; Cleaning the Coil and Air Filters; Troubleshooting Guide

8
SYSTEM OPERATING ENVELOPE
5°F 75°F
32°F
86°F
14°F 115 °F
63 °F
90°F
-23-18-13-8 -3 2 7 12172227323742475257
-1
4
9
14
19
24
29
34
39
44
49
30
40
50
60
70
80
90
100
110
120
-10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140
Outdoor Temperature (°C)
Indoor Temperature (°C)
Indoor Temperature (°F)
Outdoor Temperature (°F)
Heang Connuous
Operaon
Cooling Connuous
Operaon
NOTE: If the system operates beyond the conditions presented in this envelope, certain safety protection features may operate
and cause the system to operate abnormally. Optimum performance will be achieved during this operating temperature envelope.
A14466
Fig. 4 – System Operating Envelope
ELECTRICAL DATA
UNIT SIZE
OPER.
VOLTAGE
MAX / MIN*
COMPRESSOR OUTDOOR FAN INDOOR FAN
MCA
MAX FUSE
CB AMP
V --- P H --- H Z RLA LRA V --- P H --- H Z FLA HP W V --- P H --- H Z FLA HP W
9K
127 / 104 115--- 1 --- 6 0 5.3 10 11 5 --- 1 --- 6 0 0.7 0.31 23 115 --- 1 --- 6 0 0.3 0.020 15 19 30
12K
12K
253 / 187 2 0 8 --- 2 3 0 --- 1 --- 6 0
5.3 10
2 0 8 --- 2 3 0 --- 1 --- 6 0
0.3 0.33 24
2 0 8 --- 2 3 0 --- 1 --- 6 0
0.2 0.027 20 10 15
017K (HP)
018K (AC)
3.95 14 0.6 0.68 50 0.3 0.038 28 14 20
22K 9.7 17 0.6 0.72 53 0.4 0.061 45 16 25
*Permissible limits of the voltage range at which the unit will operate satisfactorily
LEGEND
FLA --- F u l l L o a d A m p s
LRA --- L o c k e d R o t o r A m p s
MCA --- Minimum Circuit Amps
RLA --- R a t e d L o a d A m p s