Carrier 58MTB User Manual download pdf (Page 3)

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58MTB

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A01161

Combustion-air intake connection to ensure

contaminant-free air (right or left side).

Burner sight glass for viewing burner flame.

Burner assembly (inside). Operates with inshot

burners and hot surface igniter for safe,

dependable heating.

Redundant gas valve. Safe, efficient gas control.

Vent outlet. Uses PVC pipe to carry vent gases

from the furnaces combustion system (right or

left side).

Inducer motor. Pulls hot flue gases through the

heat exchangers, maintaining negative pressure

for added safety.

Blower access panel safety interlock switch.

Air filter and retainer.

Condensate drain connection. Collects moisture

condensed from burned gases for disposal into

home drain system.

Heavy-duty blower. Circulates air across the heat

exchangers to transfer heat into the home.

Secondary condensing heat exchanger (inside).

Wrings out more heat through condensation.

Constructed with Polypropylene-laminated steel

to ensure durability.

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Primary serpentine heat exchanger (inside).

Stretches fuel dollars with the S-shaped heat-

flow design. Solid construction of corrosion-

resistant aluminized steel means reliability.

ComfortHeat™ control center.

3-amp fuse provides electrical and component

protection.

Light emitting diode (LED) on control center.

Code lights are for diagnosing furnace operation

and service requirements.

Pressure switch(es) ensure adequate flow of flue

products through furnace and out vent system.

Rollout switch (manual reset) to prevent

overtemperature.

Junction box for 115-v electrical power supply.

(May be on right or left side)

Transformer (24v) behind control center

provides low-voltage power to furnace control

center and thermostat.

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