Instruction manual

21
LEFT
SIDE PANEL
FRONT COVER
DRAIN PORT
HOSE A
SIDE PANEL
GROMMET
HOLES
TUBE(S) 2
DRAIN
TRAP
GREEN HOSE
CLAMPS
(3 PLACES)
TUBE 1
RUBBER
ELBOW
HOSE B
RUBBER
ELBOW
DRAIN PORT
RED HOSE
CLAMP
RED HOSE
CLAMP
Upright “Standard” Connections
Left Side
(Upflow Shown, Counterflow Similar)
3. Cut and remove 1/4 inch from the end of the drain port
on the rubber elbow.
4. Insert Tube 1 into rubber elbow drain port and secure
with red hose clamp. Angle tube outward toward front
of furnace.
5. Right side drains
Cut 17 3/4 inches from the long end of Hose B and
discard. Secure the remaining hose to Tube 1 with a
green hose clamp. Route the other end of Hose B to
front right side panel grommet hole.
Left side drains
Cut “X” inches from the long end of Hose B and
discard. Refer to table for appropriate length to cut.
Secure remaining hose to Tube 1 with a green hose
clamp. Route other end of Hose B to front left side
panel grommet hole.
Cabinet Width
(inches)
Model
GUCA & GCCA
(kBTU Tons)
16.5
045__30
070__30
"X" Length to Cut From
Long End of Hose B
(inches)
8 inches
20.5
24.5
070__40
090__40
090__50
115__50
4 inches
None
6. Insert short end of each Tube 2 through side panel
grommet holes. Secure tubes to Hose A and Hose B
with green hose clamps.
NOTE: Ensure hoses and tubes maintain a downward
slope for proper drainage and that they are not kinked or
binding.
For details concerning mounting of the drain trap, refer to
Section X, Condensate Drain Lines and Drain Trap -
Upright Drain Trap Mounting.
Alternate Vent/Flue Drain Hose Connections
Upright installations using the alternate vent/flue outlet will
require “right-side only” drain hoses to be connected as
follows. Refer to Section IX, Vent/Flue Pipe and Combus-
tion Air Pipe for details on alternate vent/flue pipe connec-
tion.
1. Remove the rubber plug from the front cover right-side
drain port. Save for use in step 3.
2. Secure Hose A to front cover drain port with a red hose
clamp. Route hose to rear right side panel grommet
hole.
RUBBER ELBOW
(EXTERNALLY
MOUNTED)
TUBE 1
GREEN HOSE
CLAMPS
(3 PLACES)
HOSE B
TUBE(S) 2
DRAIN TRAP
SIDE PANEL
GROMMET
HOLES
HOSE A
FRONT COVER
DRAIN PORT
RUBBER
ELBOW
DRAIN PORT
RED HOSE
CLAMP
RED HOSE CLAMP
Upright “Alternate” Connections
Right Side Only
(Upflow Shown, Counterflow Similar)
3. Remove grommet from front right-side panel drain
hole. Seal hole in grommet with large end of plug.
Reinstall grommet and plug into side panel drain hole.
4. Cut 1/4 inch from the end of the drain port on the
externally mounted rubber elbow. Discard cut portion.
5. Insert Tube 1 into rubber elbow drain port and secure
with a red hose clamp. Angle tube outward toward
front of furnace.
6. Cut 17 7/8 inches from the long end of Hose B and
discard.
7. Secure remaining end of Hose B to exposed end of
Tube 1 with a green hose clamp. Route hose toward
right side panel grommet holes.
8. Insert short end of one Tube 2 through rear right side
panel grommet drain hole. Secure tube to Hose A with
a green hose clamp.
9. Insert short end of remaining Tube 2 into Hose B from
rubber elbow and secure with green hose clamp.
NOTE: Ensure hoses and tubes maintain a downward
slope for proper drainage and are not kinked or binding.
For details concerning mounting of the drain trap, refer to
the following section.
Upright Drain Trap Mounting (Left or Right Side
Panel)
1. Insert drain tubes into drain trap and position the drain
trap against the side panel. NOTE: Drain tubes must
reach the bottom of the drain trap.