McQuay AGR 075AS Manuals

Manuals and User Guides for McQuay AGR 075AS. We have 3 McQuay AGR 075AS manuals available for free PDF download: Installation, Operation And Maintenance Manual, Operation Manual, Product Manual

McQuay AGR 075AS Installation, Operation And Maintenance Manual (106 pages)

Air-Cooled Reciprocating Chiller

Brand: McQuay | Category: Chiller | Size: 2 MB

Table of Contents
2
Introduction
3
General Description
3
Inspection
3
Installation
4
Handling
4
Location
5
Service Access and Clearances
5
Vibration Isolators
7
Water Piping
8
Flow Switch
9
Water Connections
9
Refrigerant Charge
9
Glycol Solutions
10
Evaporator Water Flow and Pressure Drop12
12
Physical Data
13
Electrical Data
16
Field Wiring
16
Dimensional Data
37
AGR Unit Start-Up
39
Start-Up
40
Shutdown
40
AGR Unit Operation
42
Sequence of Operation
42
Hot Gas Bypass (Optional)
43
Filter Driers
43
System Adjustment
44
Liquid Sightglass and Moisture Indicator
44
Refrigerant Charging
44
Thermostatic Expansion Valve
44
Superheat and Subcooling
44
Crankcase Heaters
44
Water Cooler
45
UNT Controller Operation
46
General Description
46
Optional Sensors
46
Controller Inputs /Outputs
48
Additional Global UNT Controller Features52
52
Alarms
54
ZONE TERMINAL (Optional)
55
Zone Terminal Glossary
59
Global UNT Controller Troubleshooting Chart
61
Microtech Controller Installation and Operation
63
General Description
63
Optional Sensor Packages
63
Installation
63
Sequence of Operation
72
Start-Up and Shutdown
74
Keypad / Display
75
Menu Descriptions
78
Trouble Analysis for the AGR Microtech Controller
89
Test Procedures
92
Unit Maintenance
99
Preventative Maintenance Schedule
100
Unit Service
101
Liquid Line Solenoid Valve
101
Evaporator
102
Refrigerant Charging
102
AGR Troubleshooting Chart
104
Notes
105

McQuay AGR 075AS Operation Manual (100 pages)

Air-Cooled Reciprocating Chiller, v60 Hertz, English and Metric Global Chiller Line

Brand: McQuay | Category: Chiller | Size: 5 MB

Table of Contents
2
Introduction

3
- General Description
  3
- Inspection
  3
Installation

4
- Handling
  4
- Location
  5
- Service Access and Clearances
  5
- Vibration Isolators
  7
- Water Piping
  8
- Flow Switch
  9
- Water Connections
  9
- Refrigerant Charge
  9
- Glycol Solutions
  10
- Evaporator Water Flow/Pressure Drop
  12
Physical Data

13
Electrical Data

15
- Field Wiring
  15
Dimensional Data

36
AGR Unit Start-Up

38
- Start-Up
  39
- Shutdown
  39
AGR Unit Operation

40
- Sequence of Operation
  40
- Hot Gas Bypass (Optional)
  41
- Filter Driers
  41
- System Adjustment
  42
- Liquid Sightglass and Moisture Indicator
  42
- Refrigerant Charging
  42
- Thermostatic Expansion Valve
  42
- Superheat and Subcooling
  42
- Crankcase Heaters
  42
- Water Cooler
  42
UNT Controller Operation

43
- General Description
  43
- Optional Sensors
  43
- Controller Inputs /Outputs
  45
- Additional UNT Controller Features
  49
- Alarms
  51
- ZONE TERMINAL (Optional)
  52
- Zone Terminal Glossary
  55
- UNT Controller Troubleshooting Chart
  57
Microtech Controller Installation and Operation

58
- General Description
  58
- Optional Sensor Packages
  58
- Installation
  58
  - Interlock Wiring
    59
  - Chilled Water Flow Switch
    60
  - Manual Operation
    64
  - Head Pressure Control
    65
- Sequence of Operation
  66
- Start-Up and Shutdown
  68
- Keypad / Display
  69
- Menu Descriptions
  72
- Trouble Analysis for the AGR Microtech Controller
  83
- Test Procedures
  86
Unit Maintenance

93
- Preventative Maintenance Schedule
  94
Unit Service

95
- Liquid Line Solenoid Valve
  95
- Evaporator
  96
- Refrigerant Charging
  96
- AGR Troubleshooting Chart
  98
Notes

99

McQuay AGR 075AS Product Manual (60 pages)

Air-Cooled Reciprocating Chiller, Packaged Chiller, Remote Evaporator, 70 to 100 Tons, 245 to 350 kW, R-22, R-134a, 60 Hertz

Brand: McQuay | Category: Chiller | Size: 4 MB

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McQuay AGR 075AS Manuals

McQuay AGR 075AS Installation, Operation And Maintenance Manual (106 pages)

Table of Contents

McQuay AGR 075AS Operation Manual (100 pages)

Table of Contents

Introduction

Installation

Physical Data

Electrical Data

Dimensional Data

AGR Unit Start-Up

AGR Unit Operation

UNT Controller Operation

Microtech Controller Installation and Operation

Unit Maintenance

Unit Service

Notes

McQuay AGR 075AS Product Manual (60 pages)

Table of Contents

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