Carrier A10247 owner manual Minimum

Inadditiontothetypeofroutinemaintenanceyoumightbewillingtoperform,yourfurnaceshouldbeinspectedregularlybyaproperly

trainedservicetechnician,Youshouldworkwithyourdealerorservicetechniciantoassureyourinspectionincludesthefollowingata

minimum,

MAINTENANCE CHECKLIST

Furnace

specific,

external

items:

Clean or replace air filters.

X

Inspect

cabinet

for

signs

of damage.

X

Inspect

and

clean

door louvers

if needed.

X

Inspect

electrical disconnect

for

proper

function.

Repair or replace as

X

necessary.

Inspect

external

wiring for

damage.

X

Inspect

gas

supply

line and

manual

shut-off

for

leaks.

X

Furnace

specific,

internal

items:

Inspect

and

clean

blower

assembly

(includes blower

housing, blower

X

wheel and motor).

Inspect

gas valve and check for proper

manifold gas pressure Adjust as

X

needed.

Inspect

ignition system and safety controls.

Clean

and adjust as

X

needed.

Inspect

control

box, associated

controls, wiring

and

connections.

X

Check

combustion

blower

housing

for

lint and debris

and clean as ne-

X

cessary.

Inspect

burner

assembly

- clean

as needed.

X

Inspect

heat exchanger

- clean

as needed.

X

Inspect

flue

system--check

for

proper

attachment

to the furnace, any

X

dislocated sections, and for signs of corrosion. Replace if necessary.

System:

Inspect

airflow system (ductwork)--check

for leaks and repair as

X

needed.

Inspect

evaporator

coil, drain pan and

condensate

drain lines as applic-

X

able. Clean

as needed.

This list may not include all maintenance items, and inspection interval times may vary depending on operational conditions of the furnace,

Ask your servicing dealer for further details about an economical service contract that covers seasonal inspections,