Introduction - Carrier 69NT40-489-100 Series Operation And Service Manual

14.1 INTRODUCTION

This section contains the Electrical Schematic and Wiring Diagrams for the Controlled Atmosphere system. The
diagrams are presented as follows:
Figure 89 Provides the legend for use with all figures.
Figure 90 Provides the schematic diagram.
Figure 91 Provides the wiring diagram.
Figure 92 Provides the schematic diagram for CA units that have not been modified to include the Nitrogen Purity
Solenoid Valve (NPV).
Figure 93 Provides the wiring diagrams for CA units that have not been modified to include the Nitrogen Purity Sole-
noid Valve (NPV).
SECTION 14
CONTROLLED ATMOSPHERE SYSTEM
141 T-305