Hitachi RAS-NP4US Installation, Operation And Maintenance Instructions page 6

HITACHI Split-System Air Conditioners Condensing Units
Models: RAS-NP4CTS through RAS-NP15CTS
RAS-NP4CTS and RAS-NP5CTS
RAS-NP6CTS and RAS-NP8CTS
RAS-NP9CTS and RAS-NP10CTS
RAS-13NPCTS and RAS-NP15CTS
1. Condenser Air Intake
2. Condenser Air Discharge
3. Refrigerant Piping Connection
for Liquid Line
4. Refrigerant Piping Connection
for Gas Line
5. Hole for Power Supply
6. Hole for Control Circuit
7. Service Panel