Introduction - Electra Delta 22 Service Manual

1.

INTRODUCTION

1.1 General
The new Delta DC Inverter split wall mounted series comprise RC (heat pump)
models, as follows:
●
Delta 22
●
Delta 25
●
Delta 35
●
Delta 50
The indoor Delta units are available as LED display types only, featuring esthetic
design, compact dimensions, and low noise operation.
1.2 Main Features
The Delta series benefits from the most advanced innovations, namely:
● DC Inverter Technology
● R410A
● Microprocessor control.
● Infrared remote control with liquid crystal display.
● Indoor large diameter cross flow fan, allowing low noise level operation.
● Bended indoor coil with treated aluminum fins and coating for improved
efficiency.
● High COP.
● Pre-Charged units up to the max allowing tubing distance.
● Heating operation at outdoor temperature down to -15ºC
● Advanced test and diagnostics mode.
● M2L diagnostics softwear cable port (for PC)
● Easy access to the interconnecting tubing and wiring connections, so that
during installation removing the front grill or casing is not necessary.
● Refrigerant pipes can be connected to the indoor unit from 5 different optional
directions.
● Automatic treated air sweep.
● Easy installation and service.
Service Manual - Delta DCI Revision Y05-01
CONTENT
INTRODUCTION
1-1
DELTA DCI