27
C
OUNTERFLOW
M
ODEL
I
NSTALLED
H
ORIZONTALLY
WITH
R
IGHT
S
IDE
D
OWN
Minimum 5 1/2" clearance is required for the drain trap beneath
the furnace.
*Also see Front Cover Pressure Switch Tube Location on page 15.
1. Remove hose clamps and hoses from trap.
2. Remove trap.
3. (Draining the Collector Box) From outside the cabinet, insert
the non-grommet end hose #8 into the back drain hole.
4. Secure to collector box drain port using a silver clamp.
5. (Draining the Vent Elbow) From outside the cabinet, insert
the non-grommet end of hose #7 into the front cabinet drain
hole and secure on the vent – drain elbow barb fitting using a
red clamp
6. Mate the trap inlets to the hoses, the outlet of the trap must
face the original bottom of the furnace. Secure with silver
clamps.
7. Fasten the drain trap to the cabinet with two screws removed in step 2
8. Refer to Field Supplied Drain section for instructions on field supplied / installed drain on outlet of furnace trap.
C
OUNTERFLOW
M
ODEL
I
NSTALLED
H
ORIZONTALLY
WITH
L
EFT
S
IDE
D
OWN
Minimum 5 1/2" clearance is required for the drain trap beneath
the furnace.
1. Remove hose clamps and hoses from trap.
2. Remove trap.
3. Remove plugs from left side of cabinet and install in blower
deck.
4. (Draining the Collector Box) Locate hose #4 and place the radius
end on the collector box drain port, secure with a silver clamp.
5. Locate hose #2, insert from outside the cabinet in the drain
hole closest to the front of the cabinet, insert a coupling and
secure with a red clamp.
6. Mate coupling to hose #4 and secure with a red clamp.
7. (Draining the Vent Elbow) Remove plug from vent – drain elbow
side port.
8. Locate hose #4 and place radius end on the side port of vent – drain elbow and secure with a red clamp.
9.
Install cap on vent drain elbow barb fitting and secure with red clamp.
10. Insert PVC pipe into hose #4 and secure with a red clamp.
11. Locate hose #5, insert it from outside the cabinet in the drain hole farthest from the front of the cabinet.
12. Insert 100º elbow in hose #5 and secure with a red clamp.
13. Locate another hose #5 cut a 5.25" straight section and discard the radius end.
14. Connect the 5.25’ straight section to the 100º elbow and the PVC pipe and secure with red clamps.
15. Mate trap inlets and hoses and secure with silver clamps, drain trap outlet must point to the original bottom of the
furnace.
16. Secure trap to furnace using two screws removed in step 2.
17. Refer to Field Supplied Drain section for instructions on field supplied / installed drain on outlet of furnace trap.
Drain Port
Hose #7
Hose #8
Figure 28
Hose #4
Hose #5 x2
Hose #4
Figure 29