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INSTALLATION INSTRUCTIONS
ROOF TOP MOUNTING - CURB / STAND / RAIL
STAND DETAIL
10½"
7
2 x 6 TREATED LUMBER
(BY OTHERS)
2
24"
TYP.
1
2 X 6 TREATED LUMBER
Model
S400/S800
S950/S1200/S1600
S1850/S2200/S3200
Cambridge Engineering, Inc.
6
DOWNTURN / CURB
WITH FLASHING
ROOF INSULATION
C
MOUNTING STAND
A
B
65½"
33¼"
25 3/8"
78 5/8"
33¼"
90¼"
36¼"
47 1/8"
NOTES
TREATED TIMBER AS REQUIRED UNDER MOUNTING
1
CURB, RAIL AND STAND TO SECURE AND LEVEL UNIT.
SECURE MOUNTING STAND TO TIMBER WITH WOOD LAG
2
SCREWS AS SHOWN.
SECOND MOUNTING ASSEMBLY IS REQUIRED ONLY ON
3
UNITS WITH FILTER SECTIONS.
MOUNTING STAND CONSTRUCTION:
4
12 GA. GALVANIZED STEEL
MOUNTING RAIL CONSTRUCTION:
5
18 GA. GALVANIZED STEEL
REMOVE HANGER BRACKET AND REPLACE SCREWS
6
ADJUSTABLE ± 3¾"
7
4
5
MOUNTING RAIL
B
3
C
42"
6
24"
REF.
A
CURB SECTION
2.5"
1 5/8"
S-Series Technical Manual
FLASHING
2 x 2 WOOD NAILER
(PROVIDED)
INSULATION
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