Rating plate 2, Serial no. 2, Rating plates and serial no – Reznor MAPSII Series Parts Manuals User Manual

Page 3: Serial no. decoding

P-MAPSII, P/N 271467R1, Page 2

Sample of System Rating Plate (applies to all models)

System Rating Plate Key:

A = Model

B = Manufacturing Date (Month/Year)

C = Blower Motor HP

D = Volts/Phase/Hertz

E = Full Load Amps of Blower Motor

F = Minimum Circuit Ampacity

G = Maximum Fuse Size

H = Quantity - Compressor A

I = Rated Load Amps of Compressor A

J = Locked Rotor Amps of Compressor A

K = Quantity - Compressor B

L = Rated Load Amps of Compressor B

M = Locked Rotor Amps of Compressor B

N = Quantity - Compressor C

O = Rated Load Amps of Compressor C

P = Locked Rotor Amps of Compressor C

Q = Quantity - Compressor D

R = Rated Load Amps of Compressor D

S = Locked Rotor Amps of Compressor D

T = Quantity Condenser Fan Motors

Gas Heat Section Rating Plate Key:

A = ANSI Standard Date

B = CSA Standard Date

C = Model No.

D = Amps

E = Type of Gas (natural or propane)

F = Orifice Size of Large Burner

G = Orifice Size of Small Burner

H = Normal BTUH Input (sea level)

I = Thermal Output BTUH (sea level)

J = Minimum BTUH Input (sea level)

K = Manifold Pressure

L = Minimum Gas Supply Pressure

M = Maximum Throughput

N = Minimum Throughput

P = Manufacturing Date (Month/Year)

Q = Altitude in Feet

R = Altitude in Meters

U = Rated Load Amps of Condenser(s)

V = Refrigerant Charge (lbs) - Circuit A

W = Refrigerant Charge (lbs) - Circuit B

X = Refrigerant Charge (lbs) - Circuit C

Y = Refrigerant Charge (lbs) - Circuit D

Z = Condenser Fan Motor HP

AA = Test Pressure High (psig)

BB = Test Pressure Low (psig)

CC = SCFM Airflow

DD = External Static Pressure (“ w.c.)

EE = Drive (Option AM)
FF = Wiring Diagram No.

Sample of a Gas Heat Section Rating Plate (applies to Models RDCA and RDDA)

Rating Plates and Serial No.

Serial No. Decoding

Decoding a System Serial No.
Serial No. Sample: 3 BDG 553 EL 08 N 78 8B

Elements of No.: 1| 2 | 3 | 4 | 5 |6| 7 | 8

Elements 1-5 apply to all models.

Elements 6-7 apply to models with gas heat section (RCDA and RDDA).

ey: 1 = Phase (1 or 3)

2 = Date CODE (See table on page 3.)

3 = Consecutive number

4 = Drive (See drive components on pages 14-17.)

5 = Motor HP (See explanation on the right.)

6 = Type of Gas (N = Natural; L = Propane)

7 = Ignition CODE (See Form P-Valves.)

8 = Valve CODE (See Form P-Valves.)

Motor HP

Serial No. Code

1/2

3/4

1-1/2

3 (3450 rpm)

5 (3450 rpm)

7-1/2

3 (1800rpm)

5 (1800rpm)