JOHNSON CONTROLS
18
FORM 102.20-OM2
ISSUE DATE: 6/01/2015
SECTION 2 - START-UP AND OPERATION
Place tubes on studs, and place shoulder washer (shoul-
der up) on studs. Place one nut on each stud and tighten
it on shoulder washer.
Place remaining nuts on studs, and tighten to lower nut
to lock in place.
Custom AHU Isolators
Fan Hold-Down/Spring Isolator Set-Up
All fans are internally spring isolated and will be bolt-
ed down for unit shipping. After unit is in place, assem-
bled and leveled, Fan Hold-Down can be disassembled
by removing two nuts and one washer from each side.
Remove tubes from wire and discard wire.
STUD
STUD
TUBE
TUBE
1/2”
NUTS
NUTS
SHOULDER
WASHER
SHOULDER
WASHER
OPERATING POSITION
SIDE VIEW
EXPANDED ASSEMBLY
VIEW
WIRE
TUBE
STUD
NUTS
SHOULDER
WASHER
SHIPPING POSITION
SIDE VIEW
P-STYLE PLUG FAN
7.25 OPERATING HGT
8.1875 OPERATING HGT
FAN (PLENUM SHOWN)
SHIPPED POSITION
SHIPPING BLOCK
SHIPPING BOLT
BUY-OUT ISOLATORS
1. Remove the 7/8 nut as shown in the operating position
view.
2. Loosen the 7/8 jam nut between the isolator housing
and the fan base support angle until the desired level is
achieved.
3. Repeat step two until all isolators are set at the proper
elevation and the fan base is level.
FIGURE 5 -
SPRING ISOLATOR SET-UP