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Air Cooled Packaged Units - Reverse Cycle - R32
CONTENTS
1. GENERAL ..............................................................................1
2. INSTALLATION ......................................................................2
3. REFRIGERATION SYSTEM ...................................................2
4. CONTROLS ...........................................................................3
5. START-UP PROCEDURE ......................................................3
6. OPERATION...........................................................................6
7. MAINTENANCE ......................................................................6
8. TROUBLESHOOTING ...........................................................7
9. WARRANTY ...........................................................................8
10. UC8 CONTROLLER DISPLAY .............................................8
APPENDIX I : PROTECTION FUNCTIONS ..............................9
APPENDIX II : AIR HANDLING PERFORMANCE ...................11
COMMISSIONING CHECK LIST .............................................12
OPA 250-560 RLTFP (Econex) c/w UC8
Installation & Maintenance
1. GENERAL
Page
Temperzone OPA Outdoor Air Cooled Packaged units.
Follow these instructions to ensure the optimum performance,
reliability and durability.
Units must be installed in accordance with all national and
regional regulations and bylaws. National Health and Safety
regulations must be followed to avoid personal injuries.
The appropriate local permits must be acquired and
adhered to.
Local regulations on maximum boundary noise need to
be considered when positioning the unit.
The accompanying 'R32 Handling Ducted Packaged Units'
pamphlet forms part of these Installation & Maintenance
instructions.
! WARNING
These units use R32 refrigerant (Class A2L) which is mildly
flammable.
The system shall be installed, operated and stored in a well
ventilated space. If the refrigerant gas comes into contact with
fire, a poisonous gas may occur. Be aware that R32 does not
contain an odour.
If indoors, the appliance shall be stored in a room away from
continuously operating sources known to cause ignition of R32
refrigerant (for example an operating gas appliance or operating
electric heater)
This appliance is not intended for use by persons (including children)
with reduced physical, sensory, or mental capabilities, or lack of
experience and knowledge, unless they have been given supervision or
instruction concerning use of the appliance by a person responsible for
their safety. Children should be supervised to ensure that they do not
play with the appliance.
- 1 -
003-000-242 06/23
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Summary of Contents for TemperZone OPA 560RLTFP
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Page 1: Table Of Contents
Installation & Maintenance CONTENTS 1. GENERAL Page 1. GENERAL ................1 Temperzone OPA Outdoor Air Cooled Packaged units. 2. INSTALLATION ..............2 Follow these instructions to ensure the optimum performance, reliability and durability. 3. REFRIGERATION SYSTEM ...........2 Units must be installed in accordance with all national and 4. -
Page 2: General
Factory filter frames are fitted. Access to the filters is via the 2. INSTALLATION return air access door. 2.1 Clearance 2.3 Condensate Drains Refer to diagrams below and in supplied Specifications Condensation can form on both the indoor and outdoor document for minimum clearances. -
Page 3: Controls
• Parity Even board by means of a circuit breaker and a mains isolator TOLERANCES UNLESS STATED LINEAR: ANGULAR: proprietary of temperzone limited. OPA 560 RLTFPQ-CZ Combined Variants 876-056-700 Fin: Est Weight: = ±0.5 = ±1°... - Page 4 Multiple OPA units can be daisy-chained together. For additional information, refer to the UC8 Controller label For detailed information about monitoring and control on the unit or www.temperzone.biz for operation & fault via Modbus RTU refer to document ‘UC8 Modbus diagnostics information; model search ‘UC8’.
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Page 5: Start-Up Procedure
Using TZT-100 option Check that all indoor fan motors can freely rotate. If the unit is controlled with a temperzone TZT-100 wall thermostat then adjustments are made as follows: Apply mains power to the unit by closing the mains isolating switch. -
Page 6: Operation
‘H-O-L-d’. Note below) Normal durations of safety timers are: Using SAT-3 option If the unit is controlled with a temperzone SAT-3 wall • Minimum off time 3 minutes thermostat then adjustments are made as follows: • Minimum run time 1.5 minutes... -
Page 7: Troubleshooting
• Check for leaks in supply or return air ductwork. 8.7 Outdoor unit displays an error code: • Refer to UC8 Controller label on the unit for operation & fault diagnostics information or visit www.temperzone.biz; model search ‘UC8’. - 7 -... -
Page 8: Uc8 Controller Display
10. UC8 CONTROLLER DISPLAY Table 1 , I nformation a vailable o n t he U C8 d isplay. Item Unit Abbreviation Examples Compressor s uction l ine p ressure kPa ... -
Page 9: Appendix Iprotection Functions
“UC8 troubleshooting The display shows the message information”, available for free download from the ‘LO-dSH’ when protection is active. temperzone internet website. High evaporation temperature / high suction line High pressure protection (HP) temperature protection OPA Econex units are fitted with high pressure transducers When the unit has a low pressure transducer connected to connected to UC8 input HPT. - Page 10 • Remove mains power from the unit for at least 3 seconds, then restore power. • Issue an ‘unlock’ command via Modbus RTU serial communications. • Reset the controller via Modbus RTU serial communications. temperzone.biz - 10 -...
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Page 11: Appendix Ii : Air Handling Performance
NOMINAL AIR FLOW (l/s) 2.5 m/s Face Velocity AIR FLOW (l/s) 2.5 m/s Face Velocity OPA 450RLTFP OPA 560RLTFP l/s - Pa - - - - l/s - W l/s - Pa - - - - l/s - W 1000... -
Page 12: Commissioning Check List
De-ice Sensor temperature: ICEt °C Required Capacity: Expansion Valve 1: Expansion Valve 2: NOTE: This document to be kept with the unit. Failure to provide this completed page on request by Temperzone may affect unit warranty. © temperzone limited 2023...
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