York 026-36345-002 User manual

This Roof Curb is NRCA approved and is constructed of 14 gauge galvanized steel with a full perimeter 2" X 4"
wood nailer strip. The curb is shipped with the following parts.
026-36345-002 14" HIGH 026-36345-102 24" HIGH
A 1 Side Panel Right, 78 1/2 x 14 A 1 Side Panel Right, 78 1/2 x 24
B 1 Side Panel Left, 78 1/2 x 14 B 1 Side Panel Left, 78 1/2 x 24
C 1 Side Panel Right, 78 1/2 x 14 C 1 Side Panel Right, 78 1/2 x 24
D 1 Side Panel Left, 78 1/2 x 14 D 1 Side Panel Left, 78 1/2 x 24
E 8 Side Panels, 71.75 x 14 E 8 Side Panels, 71.75 x 24
F 3 End Panels, 83 x 14 F 3 End Panels, 83 x 24
G 3 Brace Panels, 83 x 14 G 3 Brace Panels, 83 x 24
H 1 End Panel, 83 x 11 H 1 End Panel, 83 x 21
J 1 Supply Panel, 43 x 14 J 1 Supply Panel, 43 x 24
K 4 Support Rails, 83 x 3 K 4 Support Rails, 83 x 3
L 5 Condenser Panels L 5 Condenser Panels
M 10 Splice Channels M 10 Splice Channels
N 4 Condenser Panel Flashings N 4 Condenser Panel Flashings
P 1 Hardware Package P 1 Hardware Package
(100) .375-16 x 1.00 Hex Bolt w/ Nuts (168) .375-16 x 1.00 Hex Bolt w/ Nuts
(100) .375 Helical Lock washers (168) .375 Helical Lock washers
(100) .375 Flat Washers (168) .375 Flat Washers
(157) 25-14 x .75 Screw Tapping (157) 25-14 x .75 Screw Tapping
(Washer Head Seal Tight) (Washer Head Seal Tight)
(126 Ft) 3/4 x 1 1/4 Foam Gasket (126 Ft) 3/4 x 1 1/4 Foam Gasket
(100 Ft) 3/4 x 1/8 Tacky Tape (100 Ft) 3/4 x 1/8 Tacky Tape
PACKAGED ROOFTOP UNITS
INSTALLATION INSTRUCTIONS NEW RELEASE Form YRK2-N1 (319)
ROOF CURB
70–85 TON FULL PERIMETER
MODEL # 026-36345-002 / 026-36345-102

YORK
2
FORM YRK2-N1
ISSUE DATE: 03/18/2019
INSTALLATION
1. Layout the curb pieces as shown on Figure 1.
2. Install the 3/8" bolts on both ends of End Panel
(F) and Brace Panel (G) through the designated
holes in Side Panels (E). Make sure the corners
are ush and square as shown in Figure 1.
Place the curb in the proper location.
Make sure the curb section is “IN
SQUARE.”
3. Layout the curb pieces shown at the end of the
previous section.
4. Install the 3/8" bolts on both ends of Brace Panel
(G) through the designated holes on Side Panels
(E). Make sure the corners are ush and square
as shown on Figure 2.
Place the curb in the proper location.
Make sure the curb section is “IN
SQUARE.”
5. Layout the curb pieces as shown at the end of the
previous section.
6. Install the 3/8" bolts on both ends of Brace Panel
(G) through the designated holes in Side Panels
(E). Make sure the corners are ush and square as
shown in Figure 3.
Place the curb in the proper location.
Make sure the curb section is “IN
SQUARE.”
FIGURE 2 - LD08550
E
G
E
M (2 TYP)
SAME PIECE SHOWN
IN NEXT FIGURE
FIGURE 3 - LD08551
E
G
E
M (2 TYP)
SAME PIECE SHOWN
IN NEXT FIGURE
FIGURE 1 - LD08549
RETURN OPENING
48 X 83
F
G
E
M (2 TYP)
SAME PIECE SHOWN
IN NEXT FIGURE
E

YORK 3
FORM YRK2-N1
ISSUE DATE: 03/18/2019
7. Layout the curb pieces as shown at the end of the
previous section.
8. Install the 3/8" bolts on both ends of End Pan-
els (F) and Supply Panel (J) through the desig-
nated holes on Side Panels (E) and End Panels
(F). Make sure the corners are ush and square
as shown in Figure 4.
Place the curb in the proper location.
Make sure the curb section is “IN
SQUARE.”
9. Layout the curb pieces as shown at the end of the
previous section.
10. Install the 3/8" bolts on both ends of End Panel (H)
through the designated holes on Side Panel Right
(A) and Side Panel Left (B). Make sure the cor-
ners are ush and square as shown on Figure 5.
Place the curb in the proper location.
Make sure the curb section is “IN
SQUARE.”
11. Install Support Rails (K) on the Side Panels (A)
and (B). Attach the Support Rails (K) in place
with .25-14 x 1" screws as shown in Figure 5.
12. Install Support Rails (K) on the Side Panels (C)
and (D). Attach the Support Rails (K) in place
with .25 -14 x 1" screws as shown in Figure 5
Each section of the curb is to be connect-
ed with the provided splice channels as
shown in illustrations.
FIGURE 4 - LD08552
F
E
E
J
F
SUPPLY OPENING
43 X 71.61
FIGURE 5 - LD085553
H
B
A
K
K
C
K
D
M (4 TYP)
K

YORK
4
FORM YRK2-N1
ISSUE DATE: 03/18/2019
Condenser pans must slope downward
toward End Panel (H). Refer to Figure 6.
FIGURE 6 - LD08554
D
A
B
K
C
H
32
31
12
18
11
58
10
12
78
38
38
38
31
31
11
10
K
K
K
FIGURE 7 - LD08555
L(3) L(2)
L(4)
L(1)
TACKY
TAPE TACKY
TAPE
L(5)
TACKY
TAPE TACKY
TAPE
TACKY
TAPE
KKKKH
12
1811 5810 12
11 10
Make sure Support Rails (K) are located
properly so condensation can run off con-
denser panels. Refer to Figure 6.
13. Apply 3/4 x 1/8" Tacky Tape in locations shown
in Figures 7 and 10.
14. Install the Condenser Panels (L) in the order as
shown in Figures 7 and 8. As each panel is in-
stalled in place, attach the lower edge of the Con-
denser Panels (L) with .25-14 x 1" screws.

YORK 5
FORM YRK2-N1
ISSUE DATE: 03/18/2019
FIGURE 8 - LD085556
PLACE TAPE
HERE ON ALL
SUPPORT
RAILS
PLACE TAPE
UNDER EDGE
PLACE TAPE
BY HOLES L (5 TYP)
1 1/2" FLANGE
PLACE TAPE ALONG
ALL CONDENSER PANEL
BETWEEN 1" FLANGE
AND CURB SIDE.
2" CURB EDGE
(4)
(2)
(1)
(3)
(5)
FIGURE 9 - LD08557
Refer to Figure 10
(N)
(N)
2
"
"
1
2
12
15. Install the sloped Condenser Panel Flashing (N)
over the curb 2" edge as shown in Figure 9.
16. Install 3/4 x 1-1/4" foam gasket on top of all curb
surfaces.

YORK
6
FORM YRK2-N1
ISSUE DATE: 03/18/2019
FIGURE 10 -
LD08559
CURB FRAME
WOOD NAILER
COUNTER FLASH ING
(FIELD SUP PLIED)
ROOF ING FELT
(FIELD SUP PLIED)
FLANGE SIDE
ROOF INSTRUCTIONS
RIGID IN SU LA TION
(FIELD SUP PLIED)
CANT STRIP
(FIELD SUP PLIED)
FOAM
GASKET
FLAT SIDE
FIGURE 11 -
LD08558
ROOF CURB (A)
CONDENSER PANEL (L)
TACKY TAPE
CONDENSER PANEL FLASHING (N)

YORK 7
FORM YRK2-N1
ISSUE DATE: 03/18/2019
83
87
87
62.875
71.61
67.125
292
449
43
67
48
2"
Flange Side
Flat Side
2" Flange Width on Entire Curb
FIGURE 12 - LD08560
All dimensions are critical to ensure prop-
er t of the unit to the curb. All dimen-
sions are from the "Flat Side" of the curb
panels with the exception of "Outside"
curb dimensions.

YORK®IS A REGISTERED TRADEMARK OF JOHNSON CONTROLS
© 2019 Johnson Controls | 100 JCI Way, York, Pennsylvania USA 17406-8469 | www.york.com
Subject to change without notice. | Form YRK2-N1 (319) | New Release | All rights reserved.