Contents
INTRODUCTION ................................................................................................... 1
SAFETY ................................................................................................................ 1
INSTALLATION ...................................................................................................... 1
HOW IT WORKS ................................................................................................... 3
OPTI-ECO CONTROLLER ...................................................................................... 4
START-UP/OPERATION ......................................................................................... 5
MAINTENANCE .................................................................................................... 6
FIELD SERVICE GUIDE .......................................................................................... 7
ENGINEERING DATA ............................................................................................ 8, 9
DRAWINGS
General Arrangement
Model: DFX 1.1 ........................................................................................... 10
Model: DFX 1.2 ........................................................................................... 11
Models: DFX 1.5, DFX 2.1 ........................................................................... 12
Models: DFX 3.1, DFX 4.1 ........................................................................... 13
Models: DFX 4.5, DFX 5.5 ........................................................................... 14
Electrical Schematic
Models: DFX 1.1, DFX 1.2 (115V/1PH/60Hz) .............................................. 15
Models: DFX 1.5, DFX 2.1, DFX 4.1 (230V/1Ph/60Hz) ................................ 16
Models: DFX 3.1, DFX 4.5, DFX 5.5 (460V/3Ph/60Hz) ................................ 17
Air and Refrigerant Flow Schematic .............................................................. 18
REPLACEMENT PARTS ......................................................................................... 19
MAINTENANCE KITS ............................................................................................ 20
WARRANTY