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92 SCXG-SVX01B-EN
Maintenance Procedures
Air Filters
Filter access doors are on the unit’s left
side. Filter access for the 2” filter rack on
optional steam and hot water coils and
airside economizers is also on the left side
Figure M-MP-1. Unit Filter Sizes and Placement for SXWG 20-38 tons or SXRG 20-40 tons
without steam or hot water coil with steam or hot water coil
Note: All filters are 2". These views are from the back of the unit (L-R).
Note: All filters are 2". These views are from the back of the unit (L-R).
18 x 20 18 x 20 18 x 20 18 x 20
20 x 20 20 x 20 20 x 20 20 x 20
18 x 20 18 x 20 18 x 20 18 x 20
16 x 20 16 x 20 16 x 20 16 x 20
20 x 20 20 x 20 20 x 20 20 x 20
18 x 20 18 x 20 18 x 20 18 x 20
of the unit. 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
Figures O-M-1 and O-M-2 for proper filter
placement.
Maintenance
maintenance
procedures
ƽƽ
ƽƽ
ƽWARNING
Hazardous Voltage w/Capaci-
tors!
Disconnect all electric power, including
remote disconnects before servicing.
Follow proper lockout/tagout proce-
dures to ensure the power cannot be
inadvertently energized. For variable
frequency drives or other energy
storing components provided by Trane
or others, refer to the appropriate
manufacturer’s literature for allowable
waiting periods for discharge of capaci-
tors. Verify with an appropriate voltme-
ter that all capacitors have discharged.
Failure to disconnect power and
discharge capacitors before servicing
could result in death or serious injury.
Note: For additional information
regarding the safe discharge of capaci-
tors, see PROD-SVB06A-EN or PROD-
SVB06A-FR.
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