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Maintenance
Service Access
All service accessible areas are provided with hinged
doors that allow doors to swing open or be removed
completely.
To use as a hinge, simply open hinge handle, depress Y
latch and swing door open.
To remove completely, open hinge handle and depress
Y latch on back side of hinge. Work door off of unit
being careful to not drop door.
Figure 45. Hinge
Table 27. SCWM filter data, water-cooled units
Unit Size
Number - Size (in.)
PKG-SVX027C-EN
40 Ton
50 Ton
9
12
24"x 20"
24"x 20"
N N o o t t e e : : Evaporator door is 75 lbs and requires two-man
lift to remove safely.
Access unit controls through the front. The panel is
secured with two quick release hinges. Hinged panels
allow access to the fans and also the compressor and
condensers. Hinges also allow for complete removal of
panel. Left and right hinges allow for access to
evaporator section and also allow for removable of the
entire panel. Expansion valves and filter driers are
easily accessible from here. Filters are accessible via a
hinged panel.
Power is accessible through a hinged door on the unit
(left hand is standard and right hand is optional). Hinge
also allows for panel to be removed.
Air Filters
W W A A R R N N I I N N G G
H H a a z z a a r r d d o o u u s s V V o o l l t t a a g g e e w w / / C C a a p p a a c c i i t t o o r r s s ! !
F F a a i i l l u u r r e e t t o o d d i i s s c c o o n n n n e e c c t t p p o o w w e e r r a a n n d d d d i i s s c c h h a a r r g g e e
c c a a p p a a c c i i t t o o r r s s b b e e f f o o r r e e s s e e r r v v i i c c i i n n g g c c o o u u l l d d r r e e s s u u l l t t i i n n d d e e a a t t h h o o r r
s s e e r r i i o o u u s s i i n n j j u u r r y y . .
D D i i s s c c o o n n n n e e c c t t a a l l l l e e l l e e c c t t r r i i c c p p o o w w e e r r , , i i n n c c l l u u d d i i n n g g r r e e m m o o t t e e
d d i i s s c c o o n n n n e e c c t t s s a a n n d d d d i i s s c c h h a a r r g g e e a a l l l l m m o o t t o o r r s s t t a a r r t t / / r r u u n n
c c a a p p a a c c i i t t o o r r s s b b e e f f o o r r e e s s e e r r v v i i c c i i n n g g . . F F o o l l l l o o w w p p r r o o p p e e r r
l l o o c c k k o o u u t t / / t t a a g g o o u u t t p p r r o o c c e e d d u u r r e e s s t t o o e e n n s s u u r r e e t t h h e e p p o o w w e e r r
c c a a n n n n o o t t b b e e i i n n a a d d v v e e r r t t e e n n t t l l y y e e n n e e r r g g i i z z e e d d . . V V e e r r i i f f y y w w i i t t h h a a
C C A A T T I I I I I I o o r r I I V V v v o o l l t t m m e e t t e e r r r r a a t t e e d d p p e e r r N N F F P P A A 7 7 0 0 E E t t h h a a t t a a l l l l
c c a a p p a a c c i i t t o o r r s s h h a a v v e e d d i i s s c c h h a a r r g g e e d d . .
Filter access doors are shared with the evaporator
cassette access door. To replace throwaway filters,
remove the dirty elements and install new filters with
the filter's directional arrows pointing toward the fan.
Verify that no air bypasses the filters. See
66
for proper filter placement.
60 Ton
70 Ton
12
24"x 20"
24"x 24"
Figure 46, p.
80 Ton
15
15
24"x 24"
65
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