THERMOSTAT SUBBASE TERMINALS
(HH93AZ039 OR HH93YZ094)*
Arrangement A — Transformer External to
Condensing Unit (38GC Only)
THERMOSTAT SUBBASE TERMINALS
(HH93AZ039 OR HH93YZ094)*
Arrangement B — Transformer in Condensing Unit
THERMOSTAT SUBBASE TERMINALS
(HH93AZ039 OR HH93YZ094)*
LEGEND
C — Contactor IFM — Indoor Fan Motor
CR — Control Relay IFR — Indoor Fan Relay
FS — Fan Switch LPS — Low-Pressure Switch (see Note 2)
HC — Heating Control Tran - Transformer
A Field Splice
_______
Field Wiring
_______
Factory Wiring
*Accessory (transformer standard on 38GF units)
fl nstall jumper between j^and when one 24-volt transformer is
used (Jumper supplied on HH93YZ094 )
ijiConnect to low speed indoor fan terminal when 2-speed fan is used
NOTES
1 If external transformer is used for condensing unit, it must have
a minimum of 10 va (38GC101), 17 va (38GC102), 27 5 va
(38GC103, 104), or 15 va (38GC145, 105)
2 Low pressurestat supplied on all 38GC units prior to Serial no
9000001 All 38GF units contain low pressurestat
Table 5 — Electrical Data
MODEL
38GC
VOLTS/
PH
COMPR
FAN
BRANCH CIRCUIT
LRA FLA
FLA
Wire Max
Sizet Ft
(AWG) Wirel
Fuse*
Amps
101 —
51
12 8 1.1
1?11 37ÌÌÌ 20
102--
57 14 8 1 1 1 ■ 6'.
25
102310 70 14.8
1 1
12 10 3; 50
25
103—
78 19 0
1 1 30
103310
86
21 0 1 2
lOilfi 36i:li 30
103320
ZoU/ 1
104
21.0
1.2 1% 0 3; 5?
10
104—
85 21 9
1 5
10,34,,.«4 35
104310 93 22 0
1 2 1 ' . vl
15
145—
118 26 6
1 5 8 liÉi; 45i^:
45
105— 118 26 6
1 5 8; 6 4c &0
45
38GF
102—
57 14 8 1.2
1 ~w irm,
25
102310
70
14 8
1 2
12iii; 3>i:;ii: 25
103—
78
19 0 1 2
li “ 30
103310
86 21 0 1 2
10 § 3p 57 30
103320
104
21 0 1.2
li "
10
104—
Zo\j/ 1
85 21 9
1 5
11 4
35
104310
93 22 0 1 2
li
35
145—
118
26 6
1 5
45
105—
118
26.6 2 2 P 0 44:68
45
106—
150 36 0 2 2
60
103—
61 5 13 0 1 2
, ' - z /
20
104—
69 0
14 0 1 5
•Z, , i
25
145—
208/3 90 0 18 6 1 5
11 * i.
35
105—
90 0
18 6
2 2 11 - ' s'
35
106— 110.0
23 0 2.2
40
103—
53 5
11 5 1 2 1 oliiiTsIM
20
104—
60 0 126 1.5
1 25
145—
230/3 78.0
16 1 1 5
iz 10 30
105—
78 5
16 1
2 2
1: 10 16 0?
30
106—
100
20.5 2.2
35
104—
30 0
6 5 1 5
15
145—
39 3 8 3 1 5
Ì . -z » «
15
105—
460/ o
39 3
8 3
2 2
1
15
106—
50 0 10 3
2 2
12^107;^
20
Arrangement C — Two Transformers
Fig. 2 — Control Circuit Wiring
FLA — Full Load Amps
LRA — Locked Rotor Amps
*Maximum dual element fuse size.
•fWire sizes and lengths based on copper wire
— Electrical data shown applicable to all models
NOTE:
Motors and controls will operate satisfactorily 10% above and 10%
below unit voltage. On 3-phase units, phases must be balanced
within 2%. Control circuit voltage is 24 volts on all units.
(35 pages)
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