Installation and maintenance guide for Temperzone OPA 465–960 RKTG-P (ECO) air-cooled reverse cycle units with R410A refrigerant.
This document provides step-by-step installation, refrigeration system, wiring, start-up, operation, control, maintenance, troubleshooting, and warranty information for the Temperzone OPA 465–960 RKTG-P (ECO) c/w UC8 air-cooled packaged units. It includes details on mounting, condensate drainage, compressor setup, wiring requirements, control options, and commissioning procedures for both cooling and heating modes.
The unit features two independent refrigeration circuits with directional scroll compressors using R410A refrigerant and POE oil. It supports various control methods including wall thermostats, 0-10V signals, Modbus RTU, and BACnet-IP. The UC8 controller manages system operations and safety features.
| Refrigerant Type | R410A (HFC-410A) |
|---|---|
| Compressor Type | Directional scroll type |
| Lubricant Type | Polyolester oil (POE) |
| Controller Model | UC8 |
| Control Options | TZT-100, SAT-3, 0-10V, remote on/off, Modbus RTU, BACnet-IP |
| Crankcase Heater Requirement | 24-hour power supply required |
The unit uses R410A (HFC-410A) refrigerant.
A four-hour delay is required to allow crankcase heaters to drive out liquid refrigerant.
Options include TZT-100 and SAT-3 wall thermostats, 0-10V signals, remote on/off, Modbus RTU, and BACnet-IP.
The UC8 controller manages unit operations, enforces safety timers, and provides system protection functions.