F90A,B
F90A | F90B |
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7/8 (22) DIAMETER |
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| 24 (610) | ||||
4 |
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| 16 (406) | |||||
KNOCKOUT |
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LATCHES
(743)
24
(610)16
(406)
2 (51)
9 (229) 
2
1 |
24
(610)
(743)POWER CORD
(83)
7 (178) | 1 |
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16
(406)
3 (76)
8
(203)
2
KEYHOLE
3/8 (10) DIAMETER
3/4 (19)
3/8 (10) DIAMETER
1ALLOW AT LEAST 16 INCHES (406 MILLIMETERS) FROM
FRONT OF F90 TO WALL FOR INSTALLATION AND REMOVAL OF CELLS.
2ALLOW AT LEAST 9 INCHES (229 MILLIMETERS) FROM BACK OF F90 TO WALL FOR REMOVAL OF COVER.
M920
Fig. 7. F90 installation dimensions in in. (mm).
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| TYPICAL 2 x 8 INCH | ||
DRILL 5/16 INCH |
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| WOOD JOISTS, | |||||
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| 16 INCH CENTERS | ||||||
(8 mm) |
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PILOT |
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HOLES |
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Mounting the F90 Using Threaded Steel Rod
1. | Arrange two 2 x 4 supports as shown in Fig. 9. |
2. | Drill four 5/16 inch pilot holes through the supports |
| using the mounting template to locate holes. |
3. | Mount the steel rods to the supports. |
5/8 INCH (19 mm)
DIAMETER KEY HOLES PROVIDED IN AIR CLEANER HOUSING
REMOVE
CELLS
AND
FILTERS
3/8 x 3 INCH
(10 x 76 mm)
LAG SCREW AND WASHER
4. | Lift the F90 to the mounting location. |
5. | Mount the F90 to the steel rods by attaching the nuts |
| and washers. |
M1533
Fig. 8. Mounting the F90 using lag screws in joist
applications.
9 |
