McQuay IM 777-7
29
Service and Maintenance
Figure 37: Sheave Adjustment
Figure 38: Sheave Adjustment
Motor
Must be
parallel
Adjustable
Sheave
Center lines
must coincide
Bearing
Must be
parallel
A d j u s t a b l e
C e n t e r - F l a n g e
F i x e d
C e n t e r - F l a n g e
S t a t i o n a r y
E n d - F l a n g e
C a p s c r e w s
( D o N o t R e m o v e )
( 2 ) L o c k i n g
S e t s c r e w s " A "
F l a t h e a d S o c k e t S c r e w s
( D o N o t R e m o v e )
I n n e r L o c k i n g - R i n g
O u t e r
L o c k i n g - R i n g
S p l i t T a p e r
B u s h i n g
( 3 ) H o l e s f o r
S p a n n e r W r e n c h
o r D r i f t
