5
The bottom of the air
curtain should be flush
with the top of the
opening if possible. If
not and the air curtain
has to be raised, the
following applies:
For
every one inch the bot-
tom of the air curtain
is mounted above the
door header, the back
side of the air curtain
should be moved away
from the wall 1/2 inch.
INSTALLATION
NOTE
CORRECT Installation
INCORRECT Installation
CEILING
CEILING
DOOR
HEADER
Air stream blocked
by door header
before it reaches
open door.
4 in.
8 in.
Air stream has a
clear path to the
open doorway.
Air
Curtain
Air
Curtain
BPA and XPA Replacement Parts List available upon request
6
* REPAIRS SHOULD BE PERFORMED BY A MECHANIC / ELECTRICIAN
TROUBLESHOOTING
SYMPTOMS
POSSIBLE CAUSES
CHECK/REMEDIES
NON-OPERATIONAL
Main circuit breaker or discon
-
nect is in OFF position.
Move switch to ON position
or reset.
Loose electrical connection.
Check / tighten connection.
Fuse blown.
Replace fuse.
MINIMAL / NO AIR
Intake screen and filter clogged. Remove, clean and / or replace.
Air intake restricted.
Remove obstruction or move air
curtain.
Fan not rotating.
Affix set screw(s) to shaft.
Air discharge inadequate.
Obstruction in discharge path
(i.e. door headers, automatic
door openers, etc.) Move air
curtain.
Air discharge deflecting into
wall.
For every 1 inch air curtain is
mounted above the door head
-
er, air curtain should be moved
away from the wall
1/2 inch.
Negative air pressure.
Equalize building pressure.
Multiple motor units: (only) one
motor not operating.
Repair or replace motor.
EXCESSIVE BLOWER NOISE/
VIBRATION
Blower wheel loose on motor
shaft.
Tighten set screw(s).
Air intake vibration.
Tighten air intake screws.
Blower wheel dirty.
Remove and clean.
Damaged blower or unbalanced
wheel.
Repair or replace.
Motor being worn.
Replace motor.
Fan hitting / rubbing fan hous
-
ing.
Motor shaft bent. Repair or
replace. Free housing from fan’s
path.
EXCESSIVE AIR SPILL TO OUTSIDE
OR INSIDE
Nozzle angle too great.
Optimum angle setting is 15
degrees towards outside.
RETURN POLICY
•
For all warranty issues contact factory at 724-985-4183.
•
All returns must be approved in advance and accompanied by an RGA number or
will not be accepted.
•
Once units have been installed no returns will be allowed.
•
Units that are returned damaged will not be accepted and full payment will be required.
•
No returns will be allowed after 10 working days from shipment.
•
Contact factory for Restocking Fee Schedule.
1
2
3
4
6
5
7
9
8
10
15
12
13
14
11
3
1
2
4
5
6
7
8
9
10
11
12
13
14
15
Replacement Parts
Models: TSD and EHD
For Part Numbers Below:
Replace XXX with the Model - TSD or EHD
ITEM
DESCRIPTION
PART#
1
48” TOP / BOTTOM PANEL
2148-051
1
60” TOP / BOTTOM PANEL
2152-051
1
72” TOP / BOTTOM PANEL
2167-051
2
LEFT SIDE PANEL
2148-052L
3
RIGHT SIDE PANEL
2148-052R
4
INTERIOR SIDE PANEL
2148-057
5
48” STRUT
2148-055
5
60” STRUT
2152-055
5
72” STRUT
2167-055
6
48” PLENUM
2148-011
6
60” PLENUM
2152-011
6
72” PLENUM
2167-011
7
48” STEERING VANE ASSEMBLY
SVA-48
7
60” STEERING VANE ASSEMBLY
SVA-60
7
72” STEERING VANE ASSEMBLY
SVA-72
ITEM
DESCRIPTION
PART#
8
MOTOR / BLOWER PLATE
2148-056
9
RIGHT BLOWER WITH HOUSING
XXXBLWR-R
10
LEFT BLOWER WITH HOUSING
XXXBLWR-L
11
MOTOR, 3 H.P. (208-230/480V) TSD
37G561-3-480
11
MOTOR, 3 H.P. (575V) TSD
37G561-3-575
11
MOTOR, 5 H.P. (208-230/480V) EHD
EHD-MTR-480
11
MOTOR, 5 H.P. (575V) EHD
EHD-MTR-575
12
48” INTAKE SCREEN
2148-061
12
60” INTAKE SCREEN
2152-061
12
72” INTAKE SCREEN
2167-061
13
48” TOP/BOTTOM SCREEN SUPPORT 2148-064
13
60” TOP/BOTTOM SCREEN SUPPORT 2152-064
13
72” TOP/BOTTOM SCREEN SUPPORT 2167-064
14
CENTER SCREEN SUPPORT
2148-063
