• Disconnect electrical power before installing supply • 75VA transformer for the Steam Humidifier (included with wiring or performing service or maintenance procedures service part #5658 only, installed in Model 865/866 steam on any part of the humidification system. Failure to humidifiers)
FAN PACK TYPICAL INSTALLATION • 24 VAC is supplied by the steam humidifier. If purchasing the 5658 Fan Pack service part, ensure the included 75VA transformer is installed in the steam humidifier. • Stainless steel steam dispersion chamber 16” MINIMUM STAINLESS STEEL •...
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Six feet of steam hose is provided with the Steam Humidifier. For Due to condensation inside the hose or pipe, the output of the installations that require longer runs, a combination of the steam fan pack depends on the length of the steam hose or pipe hose and insulated copper pipe can be used See FIGURE 3 connecting it to the Steam Humidifier.
MOUNT HOUSING FIGURE 7 – HOSE CONNECTIONS The fan pack installs between the studs of a standard 16” on-center internal wall. To ensure proper operation, the fan pack must be mounted level. Use the four 1-1/2” mounting screws provided to attach the housing to the wall studs. See FIGURE 6 NOTICE Fan pack must be installed over drywall for proper operation.
See FIGURE 8. Remove the 40VA transformer from the +24V Steam Humidifier and replace with the 75VA transformer supplied with the fan pack (necessary for service part 5658 only). If using the Model 65 Digital Manual Humidistat, place 24VAC the provided wire harness between the control board and the 24VAC output of the transformer.
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TROUBLESHOOTING If a problem arises with the AprilAire Fan Pack, please review the following troubleshooting guide for possible causes and solutions. If the problem persists, contact AprilAire Technical Support at 8003346011 Please be prepared to describe the exact nature of the problem TABLE 1 –...
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AprilAire Customer Service at 18003346011 Monday through Friday, 7:00 am to 5:00 pm Central Time At the sole discretion of AprilAire, you may be required to: return the product not later than thirty (30) days after the warranty period to the place of purchase or...
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