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TABLE OF CONTENTS
1. T ECHNICAL DATA .................................................................................................................................................................4
1.1 AIR DISTRIBUTION ........................................................................................................................................................................ 4
1.2 D
EFROST CYCLES ........................................................................................................................................................................ 4
1.3 DIMENSIONS................................................................................................................................................................................ 4
2 TYPICAL INSTALLATIONS .....................................................................................................................................................5-6
2.1 FULLY DUCTED SYSTEM ................................................................................................................................................................ 5
2.2 CENTRAL DRAW POINT ................................................................................................................................................................. 5
2.3 SIMPLIFIED INSTALLATION ............................................................................................................................................................... 5
2.4 ATTIC INSTALLATION FOR AVS E15 ECM ERV ONLY ........................................................................................................................ 6
3 INSTALLATION ................................................................................................................................................................. 6-11
3.1 INSPECT THE CONTENT OF THE BOX ............................................................................................................................................... 6
3.2 UNIT DOOR(S) ........................................................................................................................................................................... 6
3.3 LOCATING THE UNIT ..................................................................................................................................................................... 6
3.4 PLANNING OF THE DUCTWORK ....................................................................................................................................................... 7
3.5 CALCULATING DUCT SIZE ............................................................................................................................................................. 7
3.6 INSTALLING THE DUCTWORK AND REGISTERS .................................................................................................................................8-9
3.7 CONNECTING THE DUCTS TO THE UNIT ......................................................................................................................................... 10
3.8 INSTALLING TWO EXTERIOR HOODS ...............................................................................................................................................11
3.9 CONNECTING THE DRAIN .............................................................................................................................................................11
4. CONTROLS ..................................................................................................................................................................12-15
4.1 UNITS BOOTING SEQUENCE ........................................................................................................................................................ 12
4.2 INTEGRATED CONTROL ................................................................................................................................................................ 12
4.3 SPEED AND DEFROST SETTINGS FOR AVS E15 ECM ERV, AVS E15 ECM HRV, 90H-V ECM ERV AND 90H-V ECM HRV UNITS ... 13
4.4 SETTING EXTENDED DEFROST FOR AVS E15 HRV, AVS E10 HRV, 90H-V+ AND 60H-V+ UNITS .................................................... 13
4.5 ELECTRICAL CONNECTION TO MAIN CONTROLS ..............................................................................................................................14
4.6 ELECTRICAL CONNECTION TO OPTIONAL AUXILIARY CONTROLS (ALL UNITS) ......................................................................................... 15
5. ELECTRICAL CONNECTION TO THE FURNACE ..........................................................................................................................15
6. WIRING DIAGRAMS .......................................................................................................................................................16-18
7. B ALANCING THE UNIT .........................................................................................................................................................19
7.1 WHAT YOU NEED TO BALANCE THE UNIT ...................................................................................................................................... 19
7.2 PRELIMINARY STAGES TO BALANCE THE UNIT.................................................................................................................................. 19
7.3 BALANCING PROCEDURE ............................................................................................................................................................. 19
8. SERVICE PARTS ................................................................................................................................................................20
9. TROUBLESHOOTING ....................................................................................................................................................... 21-24
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