Lb-white COMBO-MCS User Manual

MODELCOMBO-MCSOwner's Manual and InstructionsSmartBox™ControllerFor Use with GUARDIAN®Electronic Ignition Forced Air Heaterswith Smart Sense™Auto

IINITIAL START-UP Connect to a 120 VAC power supply. Set the reset switch to the ON position. It will take about 30 seconds for the touch pad to disp

Press the center soft key EDIT. The following screen will bedisplayed. FIG. 23 Using the up/down keys, select either “‘ENA” to enable the manual o

Press the center soft key EDIT. Press the up/down keys to enable (ENA) or disabled (dSA) Zone 1 Temperature Sensor 1. See Fig. 29. Make the

DDEFINING THE TEMPERATURE CURVE The SmartBox™has the capacity for 10 time andtemperature control periods.-- An example is the following:Period D

Press the up/down keys to set the Period 2 day as determined with the Temperature Curve. Press the right soft key NEXT. The following screen isdisp

1. Open the box cover and loosen the panel screws foraccess to control components.2 Disconnect the appropriate electrical leads andremove the mountin

Two relays are mounted in the SmartBox™, eachresponsible for supplying power to a maximum oftwo heaters.Upper relay: Supplies power to Zone 2 heaters.

This signal conditioners receives 24 VAC from thelower transformer in the SmartBox™, in addition toa 4-20 mA input signal from the programmablecontro

This conditioner receives 24 VAC from the uppertransformer in the SmartBox™, in addition to a 4-20 mA input signal from the programmablecontroller.Th

READ THIS ENTIRE SECTION BEFOREBEGINNING TO TROUBLESHOOT PROBLEMS.The troubleshooting flow charts on the following pagesprovide systematic procedures

SECTION PAGEGeneralInformation...3Features ...

GGreen LED onprogrammablecontroller issteady ONGreen LED onprogrammablecontroller isOFF.No display attouch pad, allindicator lightsare off.Heaters do

Green LED onprogrammablecontroller isblinking 0.5seconds ON,0.5 secondsOFFRed sensorfailure light ison. Are all sensorconnectorssecure and watertight

Heaters start but heat ouptut doesnot change inresponse toSmartBox ™setting.YesProblem 7Is the Smart Sense™forced air gas valve orthe radiant heater’s

Contact your local L.B. White dealer for replacement partsand service or call the L.B. White Co., Inc. at 1-800-345-7200for assistance. Be sure that

NEMA -4XDimensions(LxWxHin.) 141/2x111/8x6Inputs 120 /60 /1, 30 amps power requiredUp to two 20k NTC temperature probes per zoneTwo 25 amp 120 /60/1 r

Component Identification, Part Number, and Function 4Control Reset Switch (570456)Powers up the SmartBox™for heating zone and allows theproducer to

Locating and MountingLLocation-- Locate in a corridor or control room on the wall adjacent to or close to the existing room controller.See Fig.3.-- T

Sensor LocationEach SmartBox™ controls two zones of heat.:-- Zone 1: Two forced air heatersOne SmartBox™sensor may be used for each zone of heat. Howe

AAll wiring must be done by a qualified electrician inaccordance with local, state, and national electricalcodes. Unlatch the control

CConnecting the building controller’s heating contacts to the SmartBox™(for contact closure) for Zone 1 forced air heaters.(Zone 2 is for radiant heat

Set Up and Programming TOUCH PAD CONTROL AND DISPLAYThe touch pad control is an interface device used toprogram and operate the control. See Fig. 16 a