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6

POWER
EXHAU

S

T

OPTION

POWER EXHAU

S

T

ACCE

SS

 DOOR

(TYP BOTH 

S

IDE

S

)

FILTER
ACCE

SS

DOOR

ACCE

SS

DOOR

S

GA

S

 

S

ECTION

ACCE

SS

 DOOR

GA

S

BURNER

S

AIR
HOOD

S

CONTROL
BOX

CONTROL
BOX

GA

S

 

S

ECTION

ACCE

SS

 DOOR

ACCE

SS

DOOR

S

POWER EXHAU

S

T

ACCE

SS

 DOOR

(TYP BOTH 

S

IDE

S

)

GA

S

BURNER

S

AIR
HOOD

S

FILTER
ACCE

SS

DOOR

POWER
EXHAU

S

T

OPTION

CONTROL
BOX

GA

S

 

S

ECTION

ACCE

SS

 DOOR

ACCE

SS

DOOR

S

POWER EXHAU

S

T

ACCE

SS

 DOOR

(TYP BOTH 

S

IDE

S

)

GA

S

BURNER

S

AIR
HOOD

S

FILTER
ACCE

SS

DOOR

POWER
EXHAU

S

T

OPTION

Fig. 4 — Door Locations

48P2,P3,P4,P5075-100

48P2,P3,P4,P5030,035 (SIZE 030 SHOWN)

48P2,P3,P4,P5040-070 (SIZE 060 SHOWN)

a48-8447

a48-8448

a48-8449

Summary of Contents for COMFORTLINK 48P2

Page 1: ...on the electrical supply to the units 9 Open the field installed manual gas valve WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property dama...

Page 2: ...erature sensor make sure that the set points are at the normal heat set points WARNING If the main burners fail to light or the blower fails to start shut down gas heating section and call your dealer...

Page 3: ...Run Status Service Test Temperature Pressures Setpoints Inputs Outputs Configuration Time Clock Operating Modes Alarms Alarm Status ENTER MODE ESCAPE Run Status Service Test Temperature Pressures Setp...

Page 4: ...ged filter access door to replace or inspect the filters All units have filter tracks into which the filters slide Remove the filters by pulling outward from the track See Fig 4 for filter access door...

Page 5: ...erly Checking and or cleaning the heat exchanger involves removing the gas controls assembly and the flue collector box cover and when completed reinstalling the gas controls assembly for proper opera...

Page 6: ...ORS POWER EXHAUST ACCESS DOOR TYP BOTH SIDES GAS BURNERS AIR HOODS FILTER ACCESS DOOR POWER EXHAUST OPTION CONTROL BOX GAS SECTION ACCESS DOOR ACCESS DOORS POWER EXHAUST ACCESS DOOR TYP BOTH SIDES GAS...

Page 7: ...om bustion area and vent system should be visually inspected be fore each heating season The normal accumulation of dirt soot rust and scale can result in loss of efficiency and improp er performance...

Page 8: ...is suspected Check for sufficient airflow Check the air filters for dirt Check for blocked return air or supply air grilles Be sure they are open and unobstructed Be sure heating and cooling set poin...

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