Aprilaire 1180 Specifiche

Steam HumidifierModels 1150, 1160, and 1180Installation, Operation, and Maintenance ManualHumidifierREAD AND SAVE THESE INSTRUCTIONS

TABLE 3 – Sequence of operation for Model 1160 and 1180 (continued)Operation Expected ResultsIf demand for humidity prevents the chamber from cooling,

TABLE 4 – Display Panel Light IndicationsIndicator light(s) Status DescriptionAll Blinking sequentially The humidifier is in a forced cool-down period

AA-LW420-1FIGURE 7 – Model 1150 Wiring DiagramINSTALLATIONAPRILAIRE STEAM HUMIDIFIER MODEL 1150 SINGLE HEATER WIRING DIAGRAM ON/OFF CONFIGURATION 12

AA-LW420-2FIGURE 8 – Model 1160 Wiring DiagramAPRILAIRE STEAM HUMIDIFIER MODEL 1160 DUAL HEATER WIRING DIAGRAM MODULATING CONFIGURATION13

FIGURE 9 – Model 1180 Wiring DiagramAPRILAIRE STEAM HUMIDIFIER MODEL 1180 THREE HEATER WIRING DIAGRAM MODULATING CONFIGURATIONAA-LW420-314

SETTING SLIDE SWITCHESIMPORTANT: Slide switch on-off positions 1 through 16 are preset at the factory. These settings are determined by output capacit

TABLE 5 – Factory Slide Switch SettingsSlide switch S1 Slide switch S2Position Factory setting My setting Position Factory setting My setting1 Off 9 O

Humidifier LocationWhen selecting the location of the humidifier, consider the following:• Ambient temperature Install in locations with maximum am

DISTRIBUTION TUBE AND CONTROL DEVICES LOCATION OPTIONSCHOOSING A DISTRIBUTION TUBE LOCATIONWhen installing a steam humidifier on a split system, there

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PRODUCT OVERVIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Materials Provided and Not Provided . . . . . . . . . . . . . . . . .

90-928FIGURE 14 – Steam Humidifier Wiring and Utility DiagramSTEAM OUTLETFIELD WIRING TERMINAL BLOCKAprilaire Model 1150/1160/1180 Steam HumidifierDR

FIGURE 15 – Steam Humidifier Wiring and Utility Diagram with Blower Control by Humidifier90-929INPUT POWER with Ground. Refer to wiring diagram.STE

DISTRIBUTION TUBE INSTALLATIONAfter the location for the distribution tube has been identified, follow the steps below and refer to Figure 16 to insta

OM-4008DuctDistribution tubeHumidifier Secure and seal face platesMounting nut 3/8” - 16Tube pitch: 2”/ft (15%)Steam hose; do not exceed 10’ (3 m) in

MOUNTING THE HUMIDIFIERMounting the humidifier on the wallWhen mounting on a wood stud wall (studs 16” [406 mm] on center), locate studs and position

Below are field wiring connections:• Connect to line power. Refer to the wiring diagram or the dataplate on the outside of the cabinet for wire sizi

OM-4049Fused disconnect Power supply FIGURE 18 – Line Power Wiring RequirementsWARNING Line voltage may cause serious injury or death from electrical

Control input wiringThe internal controller offers four input control types, which are field adjustable. The factory default control type for Model 11

90-918FIGURE 22 – Model 1160/1180: Input Wiring for Optional 0-10 VDC Signal by Others90-919FIGURE 23 – Model 1160/1180: Input Wiring for Optional 4-2

Description:The airflow proving switch is a safety device that will prevent the humidifier from producing steam when there is no airflow present in th

PRODUCT OVERVIEWAprilaire Steam Humidifiers create steam by boiling water inside a steam chamber. This is accomplished by the transfer of energy from

Notes:• Dashed lines indicate provided by installer.• The water supply inlet is more than 1” (25 mm) above the skim/overflow port, eliminating the p

Notes:• Dashed lines indicate provided by installer.• The water supply inlet is more than 1” (25 mm) above the skim/overflow port, eliminating the p

DISTRIBUTION DRIP TEE INSTALLATIONIf the humidifier cannot be mounted below the steam distribution tube, such that there is a minimum 2”/ft (15%) pitc

After the system is properly installed and connected to both electrical and water supplies, it can be started.START-UP PROCEDURE: Steam ChamberBefore

Water Supply• Turn water supply on; confirm drain valve is closed.Power• Turn the supply power on. – Verify that the On/Off indicator light illu

1. Access and prepare the steam chamber (Item 6) for removal (see Figure 29 for drawing item numbers): A. Loosen the fasteners on the top of th

D. If the steam chamber is cool to the touch, skip to Step 1E. If the chamber is hot, the water must be cooled down before draining and handling of

7. Re-install the chamber (see Figure 31 for drawing item numbers): • Using both hands, lift the chamber (Item 6 in drawing) up around the heater

Perform steam chamber cleaning and humidifier maintenance at the end of the humidification season. • If softened water is used, the steam chamber may

TROUBLESHOOTINGProblem Possible Cause ActionAll indicator lights are blinking sequentially The humidifier is in a forced cool-down period prior to a re

OM-4051Removable steam chamberImmersion heaters (1 in Model 1150, 2 in Model 1160, and 3 in Model 1180)Electrical power areaFlexible steam hose (1½&

Problem Possible Cause ActionThe On/Off light on the display panel is blinking slowly (one blink per second)Mineral buildup or oxidation on probe rods

Problem Possible Cause ActionHeater burnout Improper wiring • Verify proper voltage applied to heater.• Verify proper electrical connections.Water l

Problem Possible Cause ActionHumidity below desired levelNo humidity demand signal from humidistat• Low or no signal from humidistat. Check for prope

Connector tab on ribbon cableProgramming port factory use onlyInternal controller boardOM-2031Note: See page 45 for a listing of replacement part numb

OM-4040FIGURE 36 – Humidifier Replacement PartsNote: Contact your Aprilaire distributor for availability of parts not listed above.44

No. Description Part Number2Steam Chamber with gasket, 1150 4560Steam Chamber with gasket, 1160 4561Steam Chamber with gasket, 1180 46273Quick Relea

APPENDIX – ABSORPTION DISTANCE CALCULATIONStep 1: Enter the Design ConditionsPercentage of Outdoor Air OA:Indoor Air Temperature TIndoor:Setpoint Indo

FIGURE 37 – Aprilaire Steam Humidifiers – Absorption Distance ChartTABLE 9 – Moisture Content FactorRHLeaving5% 10% 15% 20% 25% 30% 35% 40% 45% 50% 55

Research Products Corporation 1015 E. Washington Ave. • Madison, WI 53703 • Phone: 800/334-6011 • Fax: 608/257-4357 • www.aprilairecontractor.com61000

OM-4039FIGURE 2 – Dimensions (pertains to Models 1150, 1160 and 1180)6.50”(165 mm)VentingChamber drainSteam outlet 11.89”(302 mm)TOP VIEWPower wire kn

90-914FIGURE 3 – Mounting Hole Locations90-912FIGURE 4 – Distribution Tube DimensionsBACKVIEW16.00" (406.4mm)4.00"0.75" (19.0mm)Keyhole

INTERNAL CONTROLLER - FEATURES OF OPERATIONSThe internal controller within the humidifier cabinet responds to external inputs (e.g., humidistat and ai

TABLE 2 – Sequence of operation for Model 1150Operation Expected ResultsHumidifier power turned on.• Internal Controller (LW420) powered up.• LEDs

TABLE 3 – Sequence of operation for Model 1160 and 1180Operation Expected ResultsHumidifier power turned on.• Internal Controller (LW420) powered up.