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BELT TENSIONER KIT for
Advantage
®
, Apex or Classic
Fans
FH2400
AEROTECH, INC.AEROTECH, INC.
AEROTECH, INC.AEROTECH, INC.
AEROTECH, INC.
4215 Legion Dr. Mason, MI 48854-1036 USA
(517) 676-7070 Fax (517) 676-7078
FORM: QM1030FORM: QM1030
FORM: QM1030FORM: QM1030
FORM: QM1030
Rev. 3, July 1999
Page 1 of 6
Each Kit includes:
1 - Belt Tensioner Bracket, Coated Steel
1 - Belt Tensioner with Pulley
2-
5
⁄⁄
⁄⁄
⁄16" x
3
⁄⁄
⁄⁄
⁄4 " Bolt, Hex, SS
2-
5
⁄⁄
⁄⁄
⁄16" Flat Washer, SS
2-
5
⁄⁄
⁄⁄
⁄16" Flange Nut, Hex, SS
1-
1
⁄⁄
⁄⁄
⁄4 " x 1" TEK Screw, SS
1-
3
⁄⁄
⁄⁄
⁄8 " x 1
3
⁄⁄
⁄⁄
⁄4 " Bolt, Hex, SS
1-
3
⁄⁄
⁄⁄
⁄8 " Splitlock Washer, SS
Before beginning installation, check the overall condition of the equipment. Remove packing materials, and
examine all components for signs of shipping damage. Any shipping damage is the customer's responsibility
and should be reported immediately to the freight carrier.
UNPACKING THE EQUIPMENTUNPACKING THE EQUIPMENT
UNPACKING THE EQUIPMENTUNPACKING THE EQUIPMENT
UNPACKING THE EQUIPMENT
INSTALLATION INSTRUCTIONSINSTALLATION INSTRUCTIONS
INSTALLATION INSTRUCTIONSINSTALLATION INSTRUCTIONS
INSTALLATION INSTRUCTIONS
Turn off the main panel circuit breaker to the fan before performing any ser-
vice. If Installing Belt Tensioner Kit on an Advantage Fan, proceed to Step 1, if
installing on a Classic Fan go to Step 5 or installing on a Apex Fan go to Step 9.
WARNING
!
High Voltage,
disconnect power
before installation.
2
9
⁄16"
3"
3"
3
11
11
1
⁄⁄
⁄⁄
⁄
22
22
2
"
6
11
11
1
⁄⁄
⁄⁄
⁄
22
22
2 "2
77
77
7
⁄⁄
⁄⁄
⁄
1616
1616
16"
WARNING
!
Moving parts,
disconnect power
before servicing.
Classic Fan, proceed to Step 5.Advantage Fan, proceed to Step 1.
Apex Fan, proceed to Step 9.
AEROTECH, INC.AEROTECH, INC.
AEROTECH, INC.AEROTECH, INC.
AEROTECH, INC.
4215 Legion Dr. Mason, MI 48854-1036 USA
(517) 676-7070 Fax (517) 676-7078
FORM: QM1030FORM: QM1030
FORM: QM1030FORM: QM1030
FORM: QM1030
Rev. 3, July 1999
Page 2 of 6
3) To torque the Belt Tensioner to
the proper setting place a
15
⁄⁄
⁄⁄
⁄16"
wrench onto the
15
⁄⁄
⁄⁄
⁄16" Hex on the
Tensioner. See Figure 3. Turn
wrench counter clockwise until
the single mark on one half of the
Belt Tensioner is aligned half way
between marks 2 and 3 on the
opposite half of the Tensioner.
See Figure 3. Hold Tensioner at
this setting and tighten the
3
⁄⁄
⁄⁄
⁄8 " x 1
3
⁄⁄
⁄⁄
⁄4 " bolt fastening the
Tensioner to the Belt Tensioner
Bracket. See Figure 2A.
Figure 2AFigure 2A
Figure 2AFigure 2A
Figure 2A
Belt Tensioner Bracket
Belt Tensioner
33
33
3
⁄⁄
⁄⁄
⁄
88
88
8
" x 1
33
33
3
⁄⁄
⁄⁄
⁄
44
44
4
" Bolt
33
33
3
⁄⁄
⁄⁄
⁄
88
88
8
" Splitlock Washer
Figure 3Figure 3
Figure 3Figure 3
Figure 3
Alignment Mark
1515
1515
15
⁄⁄
⁄⁄
⁄16" Hex
Pulley
Figure 2BFigure 2B
Figure 2BFigure 2B
Figure 2B
Align Half Way
Between Marks
2 and 3
Installing Belt Tensioner Kit on a Advantage Fan. Turn off the main
panel circuit breaker to the fan before performing any service.
1) Mount Belt Tensioner Bracket to the upper
strut assembly above the fan motor using
(2)
5
⁄⁄
⁄⁄
⁄16" x
3
⁄⁄
⁄⁄
⁄4 " bolts, washers and nuts into
the existing holes. Bracket should be
approximately 3
3
⁄⁄
⁄⁄
⁄4 " above the bend of the
strut. See Figure 1A, B. DO NOT
TIGHTEN FASTENERS ON THIS STEP.
2) Mount Belt Tensioner with Pulley to the
Belt Tensioner Bracket using (1)
3
⁄⁄
⁄⁄
⁄8" x 1
3
⁄⁄
⁄⁄
⁄4"
bolt and
3
⁄⁄
⁄⁄
⁄8 " Splitlock washer. Hand
tighten bolt, to keep Belt Tensioner from
falling off Belt Tensioner Bracket. See
Figure 2A, B.
Figure 1B - Side Figure 1B - Side
Figure 1B - Side Figure 1B - Side
Figure 1B - Side
VieVie
VieVie
Vie
ww
ww
w
Fan Upper Strut
Assembly
Belt
Tensioner
Bracket
3
33
33
3
⁄⁄
⁄⁄
⁄
44
44
4
"
Flange Nut
55
55
5
⁄⁄
⁄⁄
⁄
1616
1616
16
" x
33
33
3
⁄⁄
⁄⁄
⁄
44
44
4
" Bolt and Washer
Belt Tensioner
Bracket
Figure 1A - Figure 1A -
Figure 1A - Figure 1A -
Figure 1A -
TT
TT
T
op op
op op
op
VieVie
VieVie
Vie
ww
ww
w
Fan Upper Strut
Assembly
V-Belt
Propeller Sheave
3
33
33
3
⁄⁄
⁄⁄
⁄
44
44
4
"
4) Align the Belt Tensioner bracket so that the belt travels in the
center of Tensioner pulley. Tighten the (2)
5
⁄⁄
⁄⁄
⁄16" x
3
⁄⁄
⁄⁄
⁄4 " bolts
holding the Tensioner bracket to the fan upper strut assembly
then insert and tighten the (1)
1
/4" x 1" TEK Screw. Installation
is now complete. See Figure 4A, B.
Figure 4BFigure 4B
Figure 4BFigure 4B
Figure 4B
ADAD
ADAD
AD
VV
VV
V
ANTANT
ANTANT
ANT
AA
AA
A
GEGE
GEGE
GE
®®
®®
®
FAN FAN
FAN FAN
FAN
Figure 4A - Figure 4A -
Figure 4A - Figure 4A -
Figure 4A -
TT
TT
T
op op
op op
op
VieVie
VieVie
Vie
ww
ww
w
Belt to be centered
on tensioner pulley.
11
11
1
⁄⁄
⁄⁄
⁄
44
44
4
" x 1" TEK Screw
55
55
5
⁄⁄
⁄⁄
⁄
1616
1616
16
" x
33
33
3
⁄⁄
⁄⁄
⁄
44
44
4
" Bolt and Washer
AEROTECH, INC.AEROTECH, INC.
AEROTECH, INC.AEROTECH, INC.
AEROTECH, INC.
4215 Legion Dr. Mason, MI 48854-1036 USA
(517) 676-7070 Fax (517) 676-7078
FORM: QM1030FORM: QM1030
FORM: QM1030FORM: QM1030
FORM: QM1030
Rev. 3, July 1999
Page 3 of 6
Installing Belt Tensioner Kit on a Classic Fan. Turn off the main panel circuit breaker to the fan before
performing any service.
5) Mount Belt Tensioner Bracket to the upper
strut assembly above the fan motor using
(2)
5
⁄⁄
⁄⁄
⁄16" x
3
⁄⁄
⁄⁄
⁄4" bolts, washers and nuts into
the existing holes. Bracket should be
approximately 3
3
⁄⁄
⁄⁄
⁄4" above the bend of the
strut. DO NOT TIGHTEN FASTENERS
ON THIS STEP. See Figure 5A, B.
Belt Tensioner Bracket
Figure 5A - Figure 5A -
Figure 5A - Figure 5A -
Figure 5A -
TT
TT
T
op op
op op
op
VieVie
VieVie
Vie
ww
ww
w
Fan Upper Strut
Assembly
V-Belt
3
33
33
3
//
//
/
44
44
4
"
Propeller Sheave
Figure 5B - Side Figure 5B - Side
Figure 5B - Side Figure 5B - Side
Figure 5B - Side
VieVie
VieVie
Vie
ww
ww
w
Fan Upper
Strut
Assembly
Belt Tensioner
Bracket
Flange
Nut
3
33
33
3
//
//
/
44
44
4
"
5
/16" x
3
/4"
Bolt and
Washer
Figure 8AFigure 8A
Figure 8AFigure 8A
Figure 8A
8) Align the Belt Tensioner bracket so that the belt travels in the center of Tensioner pulley. Tighten the (2)
5
⁄⁄
⁄⁄
⁄16" x
3
⁄⁄
⁄⁄
⁄4 " bolts holding the Tensioner bracket to the fan upper strut assembly then insert and tighten the
(1)
1
/4" x 1" TEK Screw. Installation is now complete. See Figure 8A, B.
Belt to be centered
on tensioner pulley.
11
11
1
⁄⁄
⁄⁄
⁄
44
44
4
" x 1" TEK Screw
55
55
5
⁄⁄
⁄⁄
⁄
1616
1616
16
" x
33
33
3
⁄⁄
⁄⁄
⁄
44
44
4
" Bolt and Washer
Figure 8BFigure 8B
Figure 8BFigure 8B
Figure 8B
CLASSICCLASSIC
CLASSICCLASSIC
CLASSIC
™™
™™
™
FAN FAN
FAN FAN
FAN
AEROTECH, INC.AEROTECH, INC.
AEROTECH, INC.AEROTECH, INC.
AEROTECH, INC.
4215 Legion Dr. Mason, MI 48854-1036 USA
(517) 676-7070 Fax (517) 676-7078
FORM: QM1030FORM: QM1030
FORM: QM1030FORM: QM1030
FORM: QM1030
Rev. 3, July 1999
Page 4 of 6
Figure 7Figure 7
Figure 7Figure 7
Figure 7
6) Mount Belt Tensioner with Pulley to
the Belt Tensioner Bracket using (1)
3
⁄⁄
⁄⁄
⁄8 " x 1
3
⁄⁄
⁄⁄
⁄4" bolt and
3
⁄⁄
⁄⁄
⁄8 " Splitlock
Washer. Hand tighten bolt, to keep
Belt Tensioner from falling off Belt
Tensioner Bracket. See Figure
6A, B.
7) To torque the Belt Tensioner to the proper
setting place a
15
⁄⁄
⁄⁄
⁄16" wrench onto the
15
⁄⁄
⁄⁄
⁄16"
Hex on the Tensioner. See Figure 7. Turn
wrench counter clockwise until the single
mark on one half of the Belt Tensioner is
aligned half way between marks 2 and 3
on the opposite half of the Tensioner. See
Figure 7. Hold Tensioner at this setting
and tighten the
3
⁄⁄
⁄⁄
⁄8 " x 1
3
⁄⁄
⁄⁄
⁄4" bolt fastening
the Tensioner to the Belt Tensioner Bracket. See Figure 8A.
Alignment Mark
1515
1515
15
⁄⁄
⁄⁄
⁄16" Hex
Align Half Way
Between Marks
2 and 3
Figure 6BFigure 6B
Figure 6BFigure 6B
Figure 6B
Figure 6AFigure 6A
Figure 6AFigure 6A
Figure 6A
Belt Tensioner
Bracket
Belt Tensioner
33
33
3
⁄⁄
⁄⁄
⁄
88
88
8
" x 1
33
33
3
⁄⁄
⁄⁄
⁄
44
44
4
" Bolt
33
33
3
⁄⁄
⁄⁄
⁄
88
88
8
" Splitlock Washer
Pulley
AEROTECH, INC.AEROTECH, INC.
AEROTECH, INC.AEROTECH, INC.
AEROTECH, INC.
4215 Legion Dr. Mason, MI 48854-1036 USA
(517) 676-7070 Fax (517) 676-7078
FORM: QM1030FORM: QM1030
FORM: QM1030FORM: QM1030
FORM: QM1030
Rev. 3, July 1999
Page 5 of 6
Belt
Tensioner
Pulley
3
/8" Splitlock Washer
3
/8" x 1
3
/4" Bolt
Belt Tensioner
Bracket
Installing Belt Tensioner Kit on a Apex Fan. Turn off the main panel circuit breaker to the fan before
performing any service.
9) Mount Belt Tensioner Bracket to the motor support
using (2)
5
⁄⁄
⁄⁄
⁄16" x
3
⁄⁄
⁄⁄
⁄4 " bolts, washer and nuts (provided)
into the existing holes.
48" fans use top holes / 36" fans use bottom holes,
See Figure 9A, 9B, 9C.
DO NOT TIGHTEN FASTENERS ON THIS STEP.
10) Mount Belt Tensioner with Pulley to the Belt Tensioner
Bracket using (1)
3
⁄⁄
⁄⁄
⁄8 " x 1
3
⁄⁄
⁄⁄
⁄4" bolt and
3
⁄⁄
⁄⁄
⁄8" Splitlock Washer.
Hand tighten bolt, to keep Belt Tensioner from falling off
Belt Tensioner Bracket. See Figure 10A and Figure 10B.
Figure 10AFigure 10A
Figure 10AFigure 10A
Figure 10A
Figure 10BFigure 10B
Figure 10BFigure 10B
Figure 10B
Figure 9BFigure 9B
Figure 9BFigure 9B
Figure 9B
Pulley
Belt Tensioner
Bracket
Strut
5
/16" x
3
/4" bolt and washer
5
/16" x
3
/4" nut
Figure 9CFigure 9C
Figure 9CFigure 9C
Figure 9C
V-Belt
Fan Motor
Belt Tensioner
Bracket
Figure 9AFigure 9A
Figure 9AFigure 9A
Figure 9A
Pulley
Motor
48" Fan holes
36" Fan holes
Pulley
Belt
Belt Tensioner
Bracket
Belt Tensioner
Pulley
Bearing Support
Belt Tensioner
Figure 11Figure 11
Figure 11Figure 11
Figure 11
Figure 12AFigure 12A
Figure 12AFigure 12A
Figure 12A
11) To torque the Belt Tensioner to the proper setting place a
15
⁄⁄
⁄⁄
⁄16" wrench onto the
15
⁄⁄
⁄⁄
⁄16" Hex on the Tensioner.
See Figure 11. Turn wrench clockwise until the single mark on one half of the Belt Tensioner is aligned half
way between marks 2 and 3 on the opposite half of the Tensioner. See Figure 11. Hold Tensioner at this
setting and tighten the
3
⁄⁄
⁄⁄
⁄8 " x 1
3
⁄⁄
⁄⁄
⁄4 " bolt fastening the Tensioner to the Belt Tensioner Bracket. See Figure 10A.
AEROTECH, INC.AEROTECH, INC.
AEROTECH, INC.AEROTECH, INC.
AEROTECH, INC.
4215 Legion Dr. Mason, MI 48854-1036 USA
(517) 676-7070 Fax (517) 676-7078
FORM: QM1030FORM: QM1030
FORM: QM1030FORM: QM1030
FORM: QM1030
Rev. 3, July 1999
Page 6 of 6
Alignment Mark
1515
1515
15
⁄⁄
⁄⁄
⁄16" Hex
Align Half Way
Between Marks
2 and 3
12) Align the Belt Tensioner bracket so that the belt travels in the center of tensioner pulley. Tighten the
(2)
5
/16" x
3
/4" bolts holding the tensioner bracket to the motor support. Installation is now complete,
See Figure 12A and 12B.
Figure 12BFigure 12B
Figure 12BFigure 12B
Figure 12B
APEX FAPEX F
APEX FAPEX F
APEX F
ANAN
ANAN
AN
Pulley
Motor
Belt Tensioner
Bracket
Bearing Support
Belt Tensioner
Pulley
/
