Broan VB0268 Manual De Instalación página 3

1. TECHNICAL DATA ...................................................................................................................4
1.1 AIR DISTRIBUTION (NORMAL OPERATION) .................................................................................................4
1.2 AIR DISTRIBUTION (DEFROST MODE)..........................................................................................................4
1.3 DEFROST CYCLES TABLES ............................................................................................................................4
1.4 DIMENSIONS ...................................................................................................................................................5
1.5 SPECIFICATIONS ............................................................................................................................................5
2. TYPICAL INSTALLATIONS .....................................................................................................6
2.1 FULLY DUCTED SYSTEM ...............................................................................................................................6
2.2 EXHAUST DUCTED SYSTEM (SOURCE POINT VENTILATION)...................................................................6
2.3 SIMPLIFIED (VOLUME VENTILATION) ...........................................................................................................6
3. INSTALLATION .......................................................................................................................7
3.1 INSPECT THE CONTENT OF THE BOX .........................................................................................................7
3.2 LOCATING AND MOUNTING THE UNIT .........................................................................................................7
3.3 PLANNING OF THE DUCTWORK ...................................................................................................................7
3.4 CALCULATING THE DUCT SIZE .....................................................................................................................8
3.4.1 E
XAMPLE OF CALCULATION
3.4.2 E
XAMPLE OF A DESIGN FOR A FULLY DICTED SYSTEM FOR A UNIT HAVING A HIGH SPEED PERFORMANCE OF
3.5 INSTALLING THE DUCTWORK AND THE REGISTERS .................................................................................9
3.5.1 F D S
ULLY UCTED
3.5.2 E D
XHAUST UCTED
3.5.3 S I
IMPLIFIED NSTALLATION
3.6 CONNECTING THE DUCTS TO THE UNIT ................................................................................................... 11
3.7 INSTALLING THE EXTERIOR HOODS ......................................................................................................... 12
3.8 CONNECTING THE DRAIN ........................................................................................................................... 12
4. CONTROLS ...........................................................................................................................13
4.1 INTEGRATED CONTROL .............................................................................................................................. 13
4.1.1 B S .......................................................................................................................................... 13
OOT EQUENCE
4.1.2 S E
ETTING XTENDED
4.2 ELECTRICAL CONNECTION TO OPTIONAL WALL CONTROL .................................................................. 14
4.2.1 E C
LECTRICAL ONNECTION TO
4.2.2 E C
LECTRICAL ONNECTION TO
4.2.3 E C
LECTRICAL ONNECTION TO
4.2.4 E C
LECTRICAL ONNECTION TO
4.2.5 E C
LECTRICAL ONNECTION TO
5. ELECTRIC CONNECTION TO THE FURNACE ....................................................................15
6. WIRING DIAGRAM ................................................................................................................16
7. BALANCING THE UNIT .........................................................................................................17
7.1 WHAT YOU NEED TO BALANCE THE UNIT .................................................................................................. 17
7.2 BEFORE YOU START ..................................................................................................................................... 17
7.3 BALANCING PROCEDURE ........................................................................................................................... 17
8. SERVICE PARTS ..................................................................................................................18
9. TROUBLESHOOTING ...........................................................................................................19
TABLE OF CONTENTS
................................................................................................................................8
( S
YSTEM AS ILLUSTRATED IN ECTION
S
( S
YSTEM AS ILLUSTRATED IN
( S
AS ILLUSTRATED IN ECTION
D ......................................................................................................................... 13
EFROST
VT8W M W
AIN ALL
VT7W M W
AIN ALL
VT4W M W
AIN ALL
VT6W M W
AIN ALL
O A
PTIONAL UXILIARY
2.1) ....................................................................................9
2.2) .............................................................................................. 9
ECTION
2.3) ............................................................................................... 10
C ................................................................................. 14
ONTROL
C ................................................................................ 14
ONTROL
C ................................................................................ 15
ONTROL
C ................................................................................ 15
ONTROL
W C .................................................................... 15
ALL ONTROLS
3
222 .........8
CFM