Lennox Downflow Filter Cabinet -- ML180DF, SL280DF, ML193DF, ML195DF, EL195DF & SLP98DF Installation guide

Lennox
Brand
Lennox
Model
Downflow Filter Cabinet -- ML180DF, SL280DF, ML193DF, ML195DF, EL195DF & SLP98DF
Type
Installation guide

Lennox Downflow Filter Cabinet -- ML180DF, SL280DF, ML193DF, ML195DF, EL195DF & SLP98DF is a versatile and efficient solution for your home's air filtration needs. This cabinet is designed to be used in downflow applications and can accommodate different filter sizes to meet your specific requirements. With its durable construction and easy-to-use design, the Lennox Downflow Filter Cabinet is a valuable addition to any home. Here are some of the key features and benefits of this product:

  • Improved air quality: The Lennox Downflow Filter Cabinet helps to improve the air quality in your home by capturing dust, pollen, and other allergens. This can help to reduce allergy and asthma symptoms, and create a healthier environment for your family.

Lennox Downflow Filter Cabinet -- ML180DF, SL280DF, ML193DF, ML195DF, EL195DF & SLP98DF is a versatile and efficient solution for your home's air filtration needs. This cabinet is designed to be used in downflow applications and can accommodate different filter sizes to meet your specific requirements. With its durable construction and easy-to-use design, the Lennox Downflow Filter Cabinet is a valuable addition to any home. Here are some of the key features and benefits of this product:

  • Improved air quality: The Lennox Downflow Filter Cabinet helps to improve the air quality in your home by capturing dust, pollen, and other allergens. This can help to reduce allergy and asthma symptoms, and create a healthier environment for your family.
Page 1
506584-01
06/2011
Supersedes 04/2011
INSTALLATION INSTRUCTIONS AND HOMEOWNERS MANUAL FOR DOWNFLOW FILTER CABINET MODELS
DFC-A(51W06), DFC-B(51W07) AND DFC-C (51W08) USED ON DOWNFLOW FURNACES
DOWNFLOW FILTER
CABINET KIT
GAS UNITS
KITS & ACCESSORIES
WARNING
Improper installation, adjustment, alteration,
service or maintenance can cause property damage,
personal injury or loss of life. Installation and service
must be performed by a licensed professional HVAC
installer or equivalent, service agency, or the gas
supplier
WARNING
Risk of equipment damage and/or high energy
usage.
Dirty air lters will cause high energy usage and/or
damage to the ventilation system. Replace lters at
recommended intervals.
Shipping & Packing List
Package 1 of 1 contains:
2 - Side panels
1 - Door frame
1 - Rear panel
1 - Door
20 - #8 screws x 3/8” (includes 2 extra)
1 - Bottom lter rail 51W07 and 51W08
1 - 20” x 20” x 1” washable lter 51W06
2 - 20” x 61” x 1” washable lters 51W07 and 51W08
1 - Installation instruction
Application
Kits 51W06, 51W07 and 51W08 provide lter cabinet to
be used in downow applications.
Rules for Safe Installation
WARNING
Risk of Carbon Monoxide poisoning.
Can cause injury or death.
Do not operate without Filter Cabinet door in place.
Operation of this equipment without Filter Cabinet
door in place may cause exhaust fumes to be drawn
into occupied spaces.
1 - Read this manual carefully. Failure to follow
these instructions could cause a malfunction or
unsatisfactory service.
2 - Clean the lter at regular intervals to ensure ecient
operation.
Unpacking
CAUTION
As with any mechanical equipment, contact with
sharp sheet metal edges can result in personal
injury. Take care while handling this equipment and
wear gloves and protective clothing.
Remove all protective material from the cabinet. Discard
all packing material properly. See gure 1 for DFC-A and
gure 2 for DFC-B and DFC-C parts identication.
Assembly
Assembly of DFC-A Figure 1
1 - Use the provided screws to assemble the rear and
side panels. Both side panels and rear panels have
a lter support rail
2 - Install the door frame on the front of the side panels.
Do not install the door at this time.
3 - Position the assembled lter cabinet on the furnace.
Align the holes in the bottom of the lter cabinet with
holes in the top of the furnace ange. Use six of
the provided screws and secure the cabinet to the
furnace. Install the lter and door.
Assembly of DFC-B and DFC-C Figure 2
1 - Center the bottom lter rail on the furnace cabinet
and secure in place
2 - . Use the provided screws to assemble the rear and
side panels. Both side panels and rear panels have
a lter support rail.
3 - Install the door frame on the front of the side panels.
Do not install the door at this time. Position the
assembled lter cabinet on the furnace. Align the
holes in the bottom of the lter cabinet with holes in
the top of the furnace ange. Use six of the provided
screws and secure the cabinet to the furnace. Install
the lter and door.
Litho U.S.A.
©2011
Page 2
DFC-A PARTS IDENTIFICATION AND ASSEMBLY
FILTER PANEL
SIDE PANEL
SIDE PANEL
REAR PANEL
DOOR FRAME
DOOR
3/8” LONG
#8 SCREWS
SL280DF
DOWNFLOW
FILTER
CABINET KIT
CABINET
FRONT
20−1/2”
(521)
14−1/2”
(369)
(573)
1
2
3
Door frame and rrear panel flanges fit
over the top of the side panel flange
NOTE - Return air opening (W x D) “A” box 13-1/2” x 19-5/8” (343 x 498)
FIGURE 1
Page 3
DFC-B AND DFC-C PARTS IDENTIFICATION AND ASSEMBLY
NOTE - Return air opening (W x D) “B” box 16-1/2” x 19-5/8” (419 x 498) “C” box 20” x 19-5/8” (508 x 498)
DOOR FRAME
SIDE PANEL
SLP98DF
3/8” LONG
#8 SCREWS
REAR PANEL
SIDE PANEL
DOWNFLOW FILTER
CABINET KIT
FILTER
PANELS
BOTTOM
FILTER RAIL
DOOR
1
2
3
4
CABINET
FRONT
20−1/2”
(521)
17−1/2” (445)
21 (573)
17−1/2”
(445)
Door frame and rrear panel flanges fit
over the top of the side panel flange
FIGURE 2
Maintenance
Filters are washable and should be checked and cleaned
every 30 to 60 days. Make note of air ow arrows on side
of lter when re-installing. NEVER remove any furnace
vent pipe when replacing lter.
NOTE - Disposable 1” lters can be used as replacement
lters if desired.
Replacement Parts
1 - 20” x 20” x 1” Washable lter (73W59)Door frame
2 - 20” X 16” X 1” Washable lter (73W58)
  • Page 1 1
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Lennox Downflow Filter Cabinet -- ML180DF, SL280DF, ML193DF, ML195DF, EL195DF & SLP98DF Installation guide

Lennox
Brand
Lennox
Model
Downflow Filter Cabinet -- ML180DF, SL280DF, ML193DF, ML195DF, EL195DF & SLP98DF
Type
Installation guide

Lennox Downflow Filter Cabinet -- ML180DF, SL280DF, ML193DF, ML195DF, EL195DF & SLP98DF is a versatile and efficient solution for your home's air filtration needs. This cabinet is designed to be used in downflow applications and can accommodate different filter sizes to meet your specific requirements. With its durable construction and easy-to-use design, the Lennox Downflow Filter Cabinet is a valuable addition to any home. Here are some of the key features and benefits of this product:

  • Improved air quality: The Lennox Downflow Filter Cabinet helps to improve the air quality in your home by capturing dust, pollen, and other allergens. This can help to reduce allergy and asthma symptoms, and create a healthier environment for your family.
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