Bryant ERVBBSVA1100 installation instructions Logic Diagram

Page 13

LOGIC DIAGRAM

 

 

120V, 60Hz

 

 

 

 

120V, 60Hz

 

 

LINE

 

 

 

 

RETURN

 

 

J10-2

 

 

A1

 

J10-1

 

 

 

 

 

 

 

 

 

F1

 

 

 

 

 

 

 

 

K2

 

 

 

 

 

 

J9-1

K1

 

 

Exhaust fan motor

 

 

 

J9-2

 

 

J5-1

 

 

 

NC

 

 

J5-2

 

 

 

 

 

 

 

 

J9-3

 

 

J5-3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Exhaust fan motor

 

 

 

J9-4

 

 

J7-2

capacitor

 

 

 

 

 

 

 

 

 

 

 

 

J7-1

 

 

 

 

 

K3

 

 

Supply fan motor

 

 

 

 

 

 

J4-1

 

 

 

 

 

 

 

 

 

 

 

 

 

J4-3

 

J4-2

 

 

 

 

 

 

 

 

 

 

 

 

 

Supply fan motor

 

 

 

 

 

 

J6-2

capacitor

 

 

 

 

 

 

 

 

 

 

 

 

 

J6-1

 

 

 

 

 

 

J12-5

J2-5

 

 

 

 

 

 

J12-4

J2-4

A2

 

 

 

 

 

 

 

 

 

 

 

K4

J12-3

J2-3

 

Damper motor

 

 

 

 

 

 

120V

 

J8-1

 

J12-2

J2-2

J3-2

 

90V

24V class

J8-2

 

J12-1

J2-1

J3-1

 

68V

2

 

 

 

 

 

 

 

J8-4

 

 

 

 

 

 

9.5V

 

 

 

 

 

Door interlock magnetic switch

 

 

 

J11-2

 

 

 

neutral

class 2

J8-5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J11-1

 

 

 

 

 

 

K2

 

 

J14-3

 

 

 

 

 

 

K5

 

 

 

 

K4

 

 

AIR HANDLER

 

 

 

 

 

 

 

 

 

 

 

 

J14-1

FAN INTERLOCK

 

 

 

K5

 

 

24 VAC

 

 

 

 

 

 

 

 

 

 

 

 

 

CLASS 2 CIRCUIT ONLY (optional; see notes 3, 5)

K1

J14-2

K3

CPU

 

 

 

J14-4

 

 

 

 

 

 

J14-5

 

 

Override

 

 

 

J14-6

 

 

(optional; see notes 3, 4)

 

 

 

J14-7

 

 

 

 

 

 

 

 

 

 

 

 

 

J14-8

 

 

 

Field wiring wall control

 

 

 

J14-9

 

 

 

 

 

 

 

(see notes 3, 4)

 

 

 

J14-10

 

 

 

 

A07417

Fig. 18 - ERV / HRV Wiring Diagram

ERV / HRV

E2008 Bryant Heating & Cooling Systems D 7310 W. Morris St. D Indianapolis, IN 46231

Printed in U.S.A.

Edition Date: 02/08

Catalog No. IIERVHRV---64---

2

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

Replaces: IIERVHRV--- 64---

1

13

Image 13
Contents Safety Considerations Table of ContentsIntroduction Unit Installation Installation ConsiderationsComponent Description Forced-Air Application Independent System ApplicationCarbon Monoxide Poisoning Hazard Wall Control Operating the ERV/HRV with Evolution Control Electrical Connections AccessoriesMagnehelic gauge placement Balancing Procedure Set the unit to high speedBalancing ERV/HRV Move tubing to Fresh air flow pressure tapsVentilation Evaluation Care and MaintenanceControl Board Operation Electrical Shock Hazard TroubleshootingCUT Hazard LED flashes Green Thermistor error TroubleshootingERV Defrost Cycles HRV Defrost CyclesERV / HRV Wiring Diagram Logic Diagram