Installation guide

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STS and LTS control cabinet
Control cabinets for all STS and LTS
humidifiers are shipped loose. An available
option is to order the cabinet mounted and
wired to the humidifier.
GTS control connections
GTS control components are an integral part
of the GTS humidifier assembly. Knockouts
are located on the front of the humidifier
below the keypad. Conduit penetrations are
made by installer. Choose the high voltage
conduit location closest to power terminals.
CAUTION:
When making penetrations in the control
cabinet, protect all internal components
from debris and vacuum out cabinet
when finished. Failure to comply with this
warning may damage sensitive electronic
components and void the DRI-STEEM
warranty.
Allow minimum of 36"
(914 mm) from front of cabinet for access
½" low voltage conduit
knockout (dia. 12.7 mm)
½" high voltage conduit
knockout (dia. 12.7 mm)
½" knockouts (dia.
12.7 mm) for fill, drain,
probe, or aquastat wiring
½" high
voltage conduit
knockout (dia.
12.7 mm)*
Figure 24-1:
STS and LTS control cabinet penetration locations
DC-1469
Notes:
* Choose high voltage conduit
location closest to power
terminals
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installer
Cabinet door
hinge
Control cabinet connections,
continued
VL3_IOM.pdf 28 11/19/2009 9:11:12 AM