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38MGRBQ: Service Manual
MODEL / SERIAL NUMBER NOMENCLATURES
SYSTEM TONS
1.5
2
2.5
3
4
38 = OUTDOOR UNIT
MG = ALL
UNIT TYPE
R = STANDARD/REGULAR HEAT
H = HIGH HEAT
SYSTEM TYPE
Q = OUTDOOR UNIT
B = REVISION LEVEL
NOMINAL CAPACITY
18 - 1 1/2 TONS
24 - 2 TONS
30 - 2 1/2 TONS
36 - 3 TONS
48 - 4 TONS
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
Table 1 — Unit Sizes
kBTUh
18
24
30
36
48
38
MG
R
Q
15
Week of Manufacture
Year of Manufacture
Use of the AHRI Certified
TM Mark indicates a
manufacturer's
participation in the
program For verification
of certification for individual
products, go to
www.ahridirectory.org.
VOLTAGE - PHASE
208/230-1
208/230-1
208/230-1
208/230-1
208/230-1
OUTDOOR UNIT
B
18
B
A
22
V
10001
Sequential Serial Number
V = ALL MODELS
2
OUTDOOR MODEL
38MGRBQ18B--3
38MGRBQ24C--3
38MGRBQ30D--3
38MGRBQ36D--3
38MGRBQ48E--3
3
VOLTAGE
3 = 208/230-1-60
VARIATION
A = STANDARD
MAXIMUM NUMBER OF FAN COIL UNITS TH
CAN BE CONNECTED TO THE OUTDOOR U
B = 1:2
C = 1:3
D = 1:4
E = 1:5
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