20
7. Unused vent-drain elbow drip leg port must be
sealed to prevent flue gases from escaping. Insert
the rubber plug removed in Step 6 into the unused
elbow drain port; Inserting a blunt tool such as a
3/16” Allen wrench into the center of the rubber
plug will stretch the plug and allow complete
insertion.
8. Locate hose #5 and cut 3” from the non-grommet end.
Discard the section without the grommet.
9. Insert the cut end of tube #5 through the lower cabinet
drain hole.
10. Connect hose #6 & hose #5 using 100º elbow and
secure with two red clamps.
11. (Draining the Collector Box) Remove cap from left
side collector box drain port (bottom in horizontal left
position) and install it on the right side (top) collector
box drain port.
12. Install the non-grommet end of hose #11 from outside
the cabinet in the upper drain hole. Install on collector
box and secure with a silver clamp.
13. Use two silver clamps and secure the hoses to drain
trap. The trap outlet faces the front of the furnace.
Secure the trap to the cabinet using two screws
removed in step 2 by inserting the two screws through
the large set of holes in the top mounting tabs of the
trap into the two predrilled holes in the side of the
cabinet.
14. Refer to Field Supplied Drain section for instructions
on field supplied / installed drain on outlet of furnace
trap.
Ho
se #6
Ho
se #
5
Ho
se #11
Figure 28
Upflow Model Installed Horizontally with Left
Side Down - Alternate (See Figure 29)
*Also see Front Cover Pressure Switch Tube Location on
page 11.
1. (Draining the RF000142 Coupling) Locate hose #2
(factory installed). Cut off and discard the 45°radius
end.
2. Install 90°radius end of hose #2 on RF000142 drain
outlet and secure with a red clamp.
3. Insert coupling in hose #2 and secure with a red
clamp.
4. Locate hose #5 and cut 3” from the non-grommet end.
Discard the section without the grommet.
5. Insert the cut end of tube #5 through the lower cabinet
drain hole.
6. Insert 100 degree elbow in the cut end of hose #5.
7. Locate hose #6. Using red clamps, connect between
the coupling and 100 degree elbow, cutting off excess
tubing.
8. (Draining the Collector Box) Remove cap from left
side collector box drain port (bottom in horizontal left
position) and install it on right side (top) collector box
drain port.
9. Install the non-grommet end of hose #11 from outside
the cabinet in the upper drain hole. Install on collector
box and secure with a silver clamp.
10. Use two silver clamps and secure the hoses to drain
trap. The trap outlet faces the front of the furnace.
Secure the trap to the cabinet using two screws
removed in step 2 by inserting the two screws through
the large set of holes in the top mounting tabs of the
trap into the two predrilled holes in the side of the
cabinet.
Insert flang
e.
Cut 2 ½
” lo
ng
.
R 0001
42
F
Figure 29
Counterflow Model Installed Vertically
The furnace drain may exit the right or left side of the
furnace cabinet (left side preferred). Trap and factory
installed hoses remain as shipped if the drain will exit the
left side of the cabinet. Draining from the right side requires
relocation of the trap to outside the cabinet.
Drain Exiting Left Side (See Figure 30)
1. Install a field supplied rubber coupling secured with
a 1 1/4” clamp to enable removing the trap for future
cleaning. Alternately, a PVC fitting may be glued on
the trap outlet.
2. Install drain per local and National codes.
Содержание *MEC96
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