McQuay MDS 070A Manuals

Manuals and User Guides for McQuay MDS 070A. We have 1 McQuay MDS 070A manual available for free PDF download: Service Manual

McQuay MDS 070A Service Manual

McQuay MDS 070A Service Manual (166 pages)

Multi Digital Scroll System

Brand: McQuay | Category: Compressor | Size: 8 MB

Table of Contents

Table of Contents
4
Preface
6
1 Introduction

7
- Digital Scroll Compressor
  7
- Operating Range
  8
- Basic Layout of MDS System
  9
- Maximum Connectible Indoor
  9
- Maximum Piping Length
  10
- Refnet and Distributor
  10
- EXV Box
  12
2 System and Control

13
- MDS Outdoor System and Control
  13
- MDS Indoor System and Control
  16
- MDS System Piping Connection
  17
- Heater Control
  18
- Outdoor Ball Valve Operation
  19
3 PCB, Handset and Wiring

20
4 Smart Commander

35
- Introduction
  35
- Hardware Requirement
  35
- Installation of Smart Commander
  35
- Wiring Connection
  37
- Setup of Smart Commander
  39
- Smart Commander Software Interface
  43
  - Circuit Monitor
    43
  - Service Monitor
    47
  - Additional Function
    48
5 Commissioning

51
- Obtain Design Drawing and Report
  52
- Check Piping Routing, Wiring Routing & Connection
  52
- Add in Additional Refrigerant
  53
- Confirm Indoor Dipswitch Setting
  54
- Power up All Indoor
  56
- Confirm Outdoor Dipswitch Setting
  58
  - Setting up MDOM PCB
    58
  - Setting up MDS-M PCB
    61
- Power up Outdoor
  63
- Start All Indoors
  65
- Monitor Outdoor Parameter
  65
6 Troubleshooting

66
7 Appendix

96

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