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 © 2021 Carrier. All rights reserved.

A Carrier Company 

Edition Date: 04/21

Catalog No: RG-ZONEBB3Z-02

Replaces: 

RG-ZONEBB3Z-01

ZONEBB3Z(AC/HP)01: Quick Reference Guide

Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

6

Training

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Summary of Contents for bryant ONEBB3ZAC01

Page 1: ... hr cph providing maximum equipment protection Selection Jumpers Designed for easy configuration Additional Options Timeguard override Compressor protection Modulating damper control in emergency situations Damper fuse protection High and low temperature limits Auto changeover from any zone RH and RC for voltage isolation Bypass setup routine Staging time for energy savings Automatic checkout with...

Page 2: ...stem The Bryant 3 Zone System can be mounted in either vertical or horizontal position near the HVAC system inside the home It is designed so that wires can enter it from behind above or below Plan wire routing before mounting Fig 2 Mounting the System 1 Remove the front cover from the base and use the base as a template to mark drilling locations on the wall stud or roof truss 2 Mount using 4 scr...

Page 3: ... detect a cooling overload condition and is connected to the LAT and LATC terminals Polarity does not matter Locate LAT sensor in main supply trunk after heating and cooling coil and before bypass damper and first branch Cycling on internal equipment limits is to be avoided because it over stresses and can shorten the life of the equipment The LAT limit setting should be selected to trip below the...

Page 4: ...tion Default OFF Optional Settings 1 Auto changeover time between heating and cooling or vice versa Auto changeover time ENABLED OFF Auto changeover time DISABLED 2 Together with dipswitch 3 determines chanegover time 20 minutes auto changeover time OFF 30 minutes auto changeover time ON 3 Multiplier for the modified time set on dipswitch 2 1 0 multiplier OFF 0 5 multiplier ON 4 Installer Test Mod...

Page 5: ...N R C Y Y2 G Rz C REV VALVE R C Y1 G W1 Y2 W2 O SWITCH 9 OFF SWITCH 10 OFF Rh Y1 G W1 Y2 W2 O R C Y G C Y Rc O O W R HP 2S 3 ZONE CONTROL ZONE 1 INPUT ZONE 1 2SACTS TAT EQIUPMENT PO WE R FURNACE OR FAN COIL LO COOL LO HEAT FA N R C G Rz C HI HEAT R C Y1 G W1 Y2 W2 O SWITCH 9 ON SWITCH 10 ON Rh Y1 G W1 Y2 W2 O R C Y1 G C Y1 Rc R Y Y2 HI COOL Y2 W2 Y2 2 SPEED AIR CONDITIONER HP 2S3 ZONECONTROL ZONE ...

Page 6: ...d designs without notice and without obligations 6 Training My Learning Center is your central location for professional residential HVAC training resources that help strengthen careers and businesses We believe in providing high quality learning experiences both online and in the classroom Access My Learning Center with your HVACpartners credentials at www mlctraining com Please contact us a myle...

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