mycom 250MUD Manuals

Manuals and User Guides for mycom 250MUD. We have 1 mycom 250MUD manual available for free PDF download: Instruction Manual

mycom 250MUD Instruction Manual (179 pages)

Brand: mycom | Category: Air Compressor | Size: 9 MB

Preface

2
- Revision History
  2
Warranty and Disclaimer

3
- Warranty Clauses
  3
- Disclaimer Clauses (Exclusion of Warranty Clauses)
  3
Important Information

4
Table of Contents

8
Chapter 1 Safety

11
- Observation/Prevention
  
  11
  - Observance (Do's)
    11
  - Prohibitions (Don'ts)
    13
- Warnings
  
  14
  - Types and Meanings of Warnings
    14
  - Safety Labels
    14
- Residual Risks
  
  16
- Safety Devices
  
  19
Chapter 2 Compressor Specifications and Structure

22
- Features of UD-Series Screw Compressors
  
  22
- Model Designation of the Compressor
  
  23
- Compressor Specifications
  
  25
  - Standard Specifications
    25
  - Operation Limits
    26
  - Outer Dimensions and Weight
    28
- Compressor Structure and Mechanism
  
  31
  - Overview of UD-Series Screw Compressor
    31
  - Refrigerant Gas Compression Mechanism
    32
  - Internal Volume Ratio VI
    34
  - Bearings and Balance Piston
    38
  - Shaft Seal
    38
  - Capacity Control
    38
  - Oil Supply Route
    38
Chapter 3 Installation

41
- General Installation Precautions
  
  41
- Installation Works
  
  41
  - Unpacking
    41
  - Storage
    41
  - Transportation
    41
  - Preparation for Installation
    43
  - Installation
    47
  - Airtightness Test
    49
  - Vacuuming
    49
  - Lubricating Oil Charge
    49
  - Charge of Refrigerant
    49
  - Checkout after Installation
    49
Chapter 4 Compressor and Package Unit Operation

50
Chapter 5 Maintenance and Inspection

56
- Precautions for Maintenance and Inspection
  
  56
- Maintenance and Inspection List
  
  58
  - Daily Management
    58
  - Periodic Inspection
    60
- Compressor Disassembly Preparation
  
  62
- Disassembly and Inspection
  
  69
  - Unloader Indicator Block
    69
  - Shaft Seal Block
    72
  - Shaft Seal
    74
  - Unloader Cover
    75
  - Unloader Piston and Unloader Cylinder
    78
  - Removal of Bearing Cover
    79
  - Thrust Bearings
    80
  - Balance Piston Cover
    87
  - Balance Piston
    88
  - Oil Injection Pipe
    91
  - Suction Cover and Side Bearing
    92
  - Rotor and Rotor Casing
    93
  - Bearing Head and Main Bearing
    95
  - Unloader Slide Valve and Guide Block
    96
- Reassembly
  
  97
  - Unloader Slide Valve and Guide Block(125-320)
    97
  - Bearing Head and Main Bearing
    98
  - Rotor
    99
  - Suction Cover, Side Bearing and Oil Injection Pipe
    100
  - Balance Piston Sleeve
    105
  - Balance Piston Cover
    107
  - Thrust Bearing Block
    107
  - Bearing Cover
    115
  - Unloader Piston and Unloader Cylinder
    115
  - Unloader Cover
    117
  - Shaft Seal Block
    119
  - Disassembly and Assembly of the Unloader Indicator
    120
Chapter 6 Troubleshooting

127
- 01: Compressor Does Not Start up
  127
- 10: Capacity Control Malfunction
  134
Chapter 7 Related Documents

138
- Exploded Views, Sectional Views
  
  138
- Parts Configuration Table
  
  145
Maintenance Data

171
Lock Nuts

173
Thrust Bearing Gland

174
O-Rings Used

175
Gaskets Used

176
Tools for Disassembly

177

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mycom 250MUD Manuals

mycom 250MUD Instruction Manual (179 pages)

Table of Contents

Preface

Warranty and Disclaimer

Important Information

Table of Contents

Chapter 1 Safety

Observation/Prevention

Warnings

Residual Risks

Safety Devices

Chapter 2 Compressor Specifications and Structure

Features of UD-Series Screw Compressors

Model Designation of the Compressor

Compressor Specifications

Compressor Structure and Mechanism

Chapter 3 Installation

General Installation Precautions

Installation Works

Chapter 4 Compressor and Package Unit Operation

Lubricating Oil (Refrigerant Oil)

Precautions for Operation

When Stopping the Compressor for a Long Time

Chapter 5 Maintenance and Inspection

Precautions for Maintenance and Inspection

Maintenance and Inspection List

Compressor Disassembly Preparation

Disassembly and Inspection

Reassembly

Chapter 6 Troubleshooting

Chapter 7 Related Documents

Exploded Views, Sectional Views

Parts Configuration Table

Maintenance Data

Lock Nuts

Thrust Bearing Gland

O-Rings Used

Gaskets Used

Tools for Disassembly

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