Carrier 58BB User Manual

Installation, Start-Up and Service InstructionsCarrier58ВВ,ВDownflow Gas-Fired FurnacesINTRODUCTIONThe design of the 58BB,BD Downflow Gas- Fired

Input Adjustment1. Turn off all other gas appliances on same meter.2. Set thermostat high enough to ignite burners.3. Check cu ft of gas burned per

For replacement items use Carrier Specified Parts.Manufacturer reserves the right to change any product specifications without notice.CARRIER AIR COND

Table 2 — Blower DataBLOWERBB DIRECT DRIVEBD BELT DRIVEFURNACE 58080100 120080,100125 150SERIESMOTOR Nom Size (in.)HpPPDBLBMPS*ESP (in. wg)tAir Delive

Fig. 2 — Installation of Noncombustible Base On Combustible Flooringf. If cooling coil is to be used with furnace, provision should be mad

DUCTWORK RECOMMENDATIONS1. Install locking-type dampers in all branch or individual ducts to balance out system.2. Use tapered fittings or

'\WIRING — Fig. 4 shows the printed circuit control center, which is factory-installed on heating/ cooling furnaces. Fig. 5 illustrates

3. When adding a low voltage humidifier to the system, install a plug-in humidifier relay in receptacle HR on the control center.

VALVE115-VOLT POWER SUPPLY 'FIELD-ADDED LINEVOLTAGE HUMIDISTAT AND HUMIDIFIER¡•EHZ]-HUo HU115-VOLT I POWER SUPPLY'Ll(SEE NOTE 5 )-----------

IMPORTANT; Remove shippmg pad from motor moiintkig angle before operating blower.Initial Start-UpWhen first lighting furnace pilot:1. Open all wa

1 •>58BD NATURAL GAS BURNERS WITH UNITROL 7000 GAS VALVE58BB NATURAL GAS BURNERS WITH ESSEX TF 555 GAS VALVE\58BB PROPANE GAS BURNERS WITH ESSEX