Carrier 58CMA instruction manual Dimensions, Introduction, Unit Size, Ansi/Nfpa, ANSI/NFPA 90B

A

TOP KNOCK-OUT FOR J DIAM VENT

19″20″

3″ E

G

KNOCK-OUT BOTH SIDES

FOR J DIAM VENT

19″

B

L

	VENT CONN
	OIL INLET
	(BOTH SIDES)
H	ELECTRICAL
	CONNECTIONS
	(BOTH SIDES)
	.88 DIAM TYP
F
K

PULL

C

2″

D

20″

A98037

Dimensions (IN.)

UNIT SIZE

A

B

C

D

E

F

G

H

J

K

L

105-12

35

48-3/4

30-1/4

16-5/8

20

22

12

14

5

1-1/2

1-3/4

120-20

39-1/2

53

32-1/4

18-3/4

24

28

12-9/32

16

6

1-5/8

1-1/2

Fig. 2—Dimensional Drawing

Understand the signal words DANGER, WARNING, CAUTION

ANSI/NFPA 31:

INSTALLATION OF OIL

and NOTE. These words are used with the safety-alert symbol.

DANGER identifies the most serious hazards which will result in

BURNING EQUIPMENT

severe personal injury or death. WARNING signifies a hazard

ANSI/NFPA 211:

CHIMNEYS, FIREPLACES, VENTS,

which could result in personal injury or death. CAUTION is used

AND SOLID FUEL BURNING APPLIANCES

to identify unsafe practices which would result in minor personal

injury or product and property damage. NOTE is used to highlight

ANSI/NFPA 90B:

WARM AIR HEATING AND AIR

suggestions which will result in enhanced installation, reliability,

CONDITIONING SYSTEMS

or operation.

ANSI/NFPA 70:

NATIONAL ELECTRICAL CODE

INTRODUCTION

→ The model 58CMA Furnaces are available in 2 sizes. Each size

CSA B139:

INSTALLATION CODE FOR

unit is capable of 3 heat/airflow combinations by a simple nozzle

OIL BURNING EQUIPMENT

change. Unit 105-12 covers inputs of 70,000, 91,000, and 105,000

Btuh, and unit 120-20 covers inputs of 119,000, 140,000 and

CAS C22.1:

CANADIAN ELECTRICAL CODE

154,000 Btuh. This eliminates the need to stock 6 separate units.

Only the latest issues of these codes should be used, and are

This furnace is a multipoise unit. It may be installed in the upflow,

available from either The National Fire Protection Agency, Bat-

downflow or horizontal configuration.

terymarch Park, Quincy, MA 02269 or The Canadian Standards

The furnace is shipped as a packaged unit, complete with burner

Association, 178 Rexdale Blvd., Rexdale, Ontario M9W 1R3

and controls. It requires a line voltage (115 vac) connection to

Recognize safety information. This is the safety-alert symbol .

control box, a thermostat hook-up as shown on wiring diagram, oil

When you see this symbol on the furnace and in instructions or

line connection(s), adequate duct work, and connection to a

manuals, be alert to the potential for personal injury.

properly sized vent.

2