Plastec Adjustable Dampers - Manual (Page 15)

PL ASTEC VENTILATION, INC.
Installation, Operation & Maintenance Manual
ILLUSTRATIONS
PSS SERIES – PSS20 AND PSS35
TYPICAL ROOF TOP INSTALLATION
!

!
W 
!
W 
!

!

Wa 

 
  
 






 
 
 
 
 
MOUNTING PSS SERIES TO SUPPORT STAND
– 14 –
Inside
Duct
Duct Exit
To Roof
Adjustable
Damper
Reducer
Coupling
PAD
(By Others)
Polypropylene Weather Cover/Pedestal
or Stainless Steel Stand
P Series/Storm Series Blower/PSS Series
Exhaust Guard/Bird Screen
Motor
Motor Support Stand
(316 Stainless Steel)
Motor Plate
Motor Stand Bracket
+


 )
Housing
Inlet Flange
Impeller
Teflon
Gasket
Hub Cap
Teflon Gasket
1 /
32
" width
Motor Stand Bracket
Mounting Hardware
0


%$.
0

!

!
)" 
0

1 / 
/


-
1"
 -
 '
 ( ,





* "%$ ))
* $
Motor to Stand Bolts
0

!

* "%$ ))
* $
0
1 / 
/


-
1"
 -
 '
 ( ,



%
%+*
0

 % (
W )! (

/


-
1 1 / "
Outlet Flange
Hub to Shaft Locking Screws

!
/
$$ %
& #
 ( ,)
/ 
-
 
/
One locking over keyway
/
One locking over shaft
Motor Plate to Motor Bolts
0

h
0
/


/

-
/ 
 -
 '
 ( ,
0
/


'$"*
& #, )! (





* "%$ ))
* $
Motor Plate to Housing
Mounting Hardware
0

h
0
1 / 
/


-
1 / 
 -
 '
 ( ,




* "%$ ))
* $
0
1 / 
'$"*
& #, )! (





* "%$ ))
* $
0



9 1 / 

-
7 7 /



0




/



-

1 / 

OD = Outside Dimension
ID = Inside Dimension
July 2012