
Manual 2100-759
Page
2 of 16
CONTENTS
General
General Information ..............................................3
Unpacking ...........................................................3
Description ..........................................................3
Models ................................................................3
CRV Features .......................................................3
Sequence of Operation ..........................................3
Installation
Basic Installation .................................................4
CO
2
Control ..........................................................7
Blade Adjustment for Desired Ventilation Air .........10
"V" Option CRV Sequence of Operation .................12
Figures
Figure 1 Removal of Exterior Panels. ....................4
Figure 2 Removal of Exhaust Cover Plate ..............5
Figure 3 Install Ventilator ...................................6
Figure 4 8403-096 CO
2
Sensor Set Up ................8
Figure 5 CRV Control Board Wiring ......................9
Figure 6 CRV Control Board ..............................11
Figure 7 CRV Control Board ..............................12
Figure 8 Call for Ventilation with or without
Compressor Operation..........................15
Figure 9 Call for Compressor or Fan Only
with Ventilation Off .............................16
Graphs
Graph 1 T30* High Speed Total and
Vent Airflow ........................................14
Graph 2 T24H High & T30* Low Speed Total
and Vent Airflow ..................................14