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INSTALLATION INSTRUCTIONS
ROOF TOP / THRU WALL MOUNTING - STAND / RAIL
STAND DETAIL
10½"
7
2 x 6 TREATED LUMBER
(BY OTHERS)
2
24"
TYP.
1
2 X 6 TREATED LUMBER
UNDER ROOF MOUNTING - CURB
CURB
S-Series Technical Manual
6
ROOF INSULATION
C
MOUNTING STAND
MOUNTING RAIL
B
3
ROOF INSULATION
NOTES
TREATED TIMBER AS REQUIRED UNDER MOUNTING RAIL
1
AND STAND TO SECURE AND LEVEL UNIT.
SECURE MOUNTING STAND TO TIMBER WITH WOOD LAG
2
SCREWS AS SHOWN.
THIRD 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
STAND IS ADJUSTABLE ±3¾"
7
4
5
A
Model
S400/S800
S950/S1200/S1600
S1850/S2200/S3200
24"
REF.
7
A
B
57 7/8"
33¼"
69 7/8"
33¼"
75¾"
36¾ "
CURB SECTION
2 x 2 WOOD NAILER
(PROVIDED)
INSULATION
2.5"
1 5/8"
Cambridge Engineering, Inc.
C
25 3/8"
42"
47 1/8"
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