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Filters

All EL195DFE filters are installed external to the unit. Fil-

ters should be inspected monthly. Clean or replace the 

filter(s)  when  necessary  to  ensure  proper  furnace  oper-

ation. A filter must be in place when the unit is operating. 

See table 1 for recommended filter sizes.

NOTE - Use  replacement  filters  that  are  similar  in  size 

and efficiency ratings to those originally provided by the 

installing contractor. Use of replacement filters with higher 

filtration ratings may restrict air flow to the furnace. This 

may result in reduced unit efficiency, as well as premature 

blower motor failure.

TABLE 1

Furnace

 

Cabinet Width

Filter Size

16 X 25 X 1 (1)

17-1/2”

21”

Maintenance

A licensed professional service technician (or equivalent) 

should inspect the complete system each season (heat-

ing and cooling). The following maintenance procedures 

should only be conducted by a licensed professional ser-

vice technician (or equivalent).

 Do not attempt to service 

the unit in any way.

 WARNING

ELECTRICAL SHOCK, FIRE,

OR EXPLOSION HAZARD.

Failure to follow safety warnings exactly 

could result in dangerous operation, serious 

injury, death or property damage.
Improper servicing could result in dangerous 

operation, serious injury, death, or property 

damage. Before servicing, disconnect all 

electrical power to furnace.
When servicing controls, label all wires prior 

to disconnecting. Take care to reconnect 

wires correctly. Verify proper operation after 

servicing.

Venting System

 WARNING

Asphyxiation Hazard
The exhaust vent for this furnace must be leak-free and 

must be securely connected to the furnace flue collar at 

all times.
For  your  safety  and  to  fulfill  the  terms  of  the  limited 

warranty, a licensed professional service technician (or 

equivalent) must annually inspect this furnace and its 

vent system.

Annually (before heating season) inspect furnace venting 

system, vent cap, heat exchanger, and burners for corrosion, 

deterioration, or deposits of debris. Remove any obstructions.
Inspect the furnace for obvious signs of deterioration.
Inspect the furnace venting system to make sure it is in 

place, physically sound, and without holes, corrosion, or 

blockage.
Vent pipe must be clear and free of obstructions and must 

slope upward away from the furnace.
Inspect the furnace return air duct connection to ensure 

duct is sealed to the furnace and terminates outside the 

space containing the furnace.
Inspect the physical support of the furnace to guarantee 

that it is sound without sagging, cracks or gaps around 

base and it maintains seal between base and support.
Inspect the condensate drain and trap for leaks and 

cracks. The drain and trap must also be cleaned and the 

trap must be filled with water.
During a seasonal check the service technician will con-

duct a combustion analysis. The technician will also in-

spect the indoor blower, burner flames, electrical connec-

tions and the venting system.

Blower

Check the blower wheel for debris and clean if necessary. 

The blower motors are prelubricated for extended bearing 

life. No further lubrication is needed.

 WARNING

The blower door must be securely in place when the 

blower and burners are operating. Gas fumes, which 

could contain carbon monoxide, can be drawn into the 

living space resulting in personal injury or death.

Burner Flame

 CAUTION

To ensure proper operation, a licensed professional 

service technician (or equivalent) should check the 

burner  flame  and  conduct  a  combustion  analysis 

annually.

Electrical

1 -    Check all wiring for loose connections.
2 -   Check for the correct voltage at the furnace (furnace 

operating).

3 -   Check amp-draw on the blower motor

Motor Nameplate__________Actual__________

Summary of Contents for EL195E

Page 1: ...lure to follow safety warnings exactly could result in serious injury death or property damage Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other a...

Page 2: ...nded for an extended period of time equipment op eration must be checked periodically If this is not possible the water supply to the house should be shut off and the pipes should be drained This will...

Page 3: ...on products into the building Check that furnace vent and air intake terminal s are not obstructed in any way during all seasons Safety Instructions 1 Keep the furnace area clear and free of combustib...

Page 4: ...ing property damage personal injury or death BEFORE PLACING THE UNIT INTO OPERATION smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air...

Page 5: ...hnician or equivalent must annually inspect this furnace and its vent system Annually before heating season inspect furnace venting system vent cap heat exchanger and burners for corrosion deteriorati...

Page 6: ...Planned Service Annual Furnace Maintenance At the beginning of each heating season and to comply with the Lennox Limited Warranty your system should be checked as follows by a licensed professional se...

Page 7: ...ating parameters 3 Clock gas meter to ensure that the unit is operating at the specified firing rate for each stage of operation Check the supply pressure and the manifold pressure on both low fire an...

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