Installation & Commissioning Manual:  
Neos 100S, 20X, 30S, 35X, 40X, 50X 
62-11165 Rev D 
® 
18 
Electrical Connections 
Make all required electrical connections. 
Note that most are connectors that are “plug 
and play”. The required electrical 
connections are listed as follows: 
If required, route the Return Air Sensor 
(RAS) and mount to the evaporator fan inlet. 
Evaporator Connections: 
•   Evaporator fan motor(s) 
•   Return Air Sensor (RAS) 
•   BPV (quench valve) 
•   Low Pressure switch 
Engine Compartment: 
•   CLHR (road clutch) 
•   BBT (quench thermostat)