johNSoN coNtroLS
2-4
ForM 102.20-N1 (1109)
installation
Fig. 2-2 – tYPiCAl CuRB ASSEMBlY
LD09616G
TYPICAL CURB SECTION FOR
UNITS WITH BASE RAIL
TYPICAL CURB SECTION
FOR UNITS W/O BASE RAIL
0.438"
TYP.
1.25"
1.5"
1.875"
TYP.
2.00"
TYP.
1.50"
3.5"
DIMENSIONS
CURB CALCULATION FOR OUTSIDE DIMENSIONS
A = Total unit length from YORKworks minus 0.875"
B = Pipe chase location distance from unit discharge end.
Pipe chase Mtg. holes will not be included on the
pipe chase curb. Mtg. will be field located.
C = Pipe chase length minus 0.875"
D = Total unit width from YORKworks minus 0.875"
Screw flange of pipe chase
curb to unit roof curb 2" x 4"
nailer.
Screw flange of pipe chase
curb to unit roof curb.
DETAIL B
PIPE CHASE CURB CONNECTION
TO UNIT CURB
"A"
"A"
D
A
2"
C
B
1-7/8"
1-1/2"
LEFT HAND
PIPE CHASE
CURB SUPPORTS
as required
RIGHT HAND
PIPE CHASE
PIPE CHASE SECTION VIEW
SECTION "A-A"
2"
UNIT
ROOF
CURB
CURB REST
1-7/8"
2" x 4" NAILER
UNIT WALL
UNIT RACEWAY
Curb for Pipe Chase
Note 1
ROOF CURB
CURB REST
2" x 4" NAILER NOMINAL
STANDARD
RACEWAY
WALL PANEL
STANDARD
BASE RAIL
STANDARD
RACEWAY
WALL PANEL
Note 1
ROOF CURB
Note 2
CURB REST
CURB GASKET
CURB GASKET
2" x 4" NAILER
NOMINAL
CURB GASKET
Note 1
Note 1
B
3. Curb material is galvanized steel, unpainted, and may vary in gage
based on the unit load and the Qty. of cross bracing provided.
4. If curb space used as plenum, Seal all joints and seams with suitable sealer
such as urethane caulk (YORK P/N 013-02966-011)
Notes:
1. Curbs available in 14", 18", 22", 26", 30" & 34" heights
2. Outdoor Base Rails are available in 6", 8" & 10" heights.
Contractor is responsible for providing ductwork to include Base Rail height.
Summary of Contents for YORK SOLUTION LD09624
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