Page 2 of 65
PG2021 CHV2-VP-ECM-V2
Table of Contents
Technical Data .................................................................................................................................................................... 6
General Description ..................................................................................................................................................... 6
General Specifications .................................................................................................................................................. 7
2-Pipe Systems ...................................................................................................................................................... 7
4-Pipe Systems ...................................................................................................................................................... 8
Coil Data ...................................................................................................................................................................... 9
Dimensional Drawings ............................................................................................................................................... 10
Sound power data ...................................................................................................................................................... 11
Installation ....................................................................................................................................................................... 14
Safety Precautions ..................................................................................................................................................... 14
Before Installation ...................................................................................................................................................... 15
Installation Location................................................................................................................................................... 16
Installation and False Ceiling Clearance ...................................................................................................................... 16
Pipe Works ................................................................................................................................................................. 17
Condensate Drainage Connection ............................................................................................................................... 17
External Drain Pan Installation ................................................................................................................................... 18
Valve Installation ....................................................................................................................................................... 19
Fresh Air and Branch Duct Connection ........................................................................................................................ 20
Suspension Bolts Layout and Ceiling Opening ........................................................................................................... 22
Suspension Installation ............................................................................................................................................. 24
Interconnecting Wiring ............................................................................................................................................. 25
Maintenance .................................................................................................................................................................... 26
For Units Out Of Use for an Extended Period. .............................................................................................................. 26
Extra Maintenance ..................................................................................................................................................... 26
Air Vent and Water Purge Valve .................................................................................................................................. 26
Filter Removal and Cleaning ....................................................................................................................................... 27
Control Box Replacement ........................................................................................................................................... 27
Condensate Drain Pump and Float Switch Replacement .............................................................................................. 28
Fan Deck or Coil Assembly Replacement ..................................................................................................................... 29
Motor and Fan Blower Replacement ........................................................................................................................... 30
Electric Heater Replacement ....................................................................................................................................... 30
Control Specifications: Intelligent Control (I Type) ........................................................................................................... 31
I/O Port Definitions .................................................................................................................................................... 31
Cooke Industries - Phone: +64 9 579 2185 Email: [email protected] Web: www.cookeindustries.co.nz