Ingersoll-Rand 902235 Manuals

Manuals and User Guides for Ingersoll-Rand 902235. We have 1 Ingersoll-Rand 902235 manual available for free PDF download: Maintenance Manual

Ingersoll-Rand 902235 Maintenance Manual

Ingersoll-Rand 902235 Maintenance Manual (142 pages)

Brand: Ingersoll-Rand | Category: Air Compressor | Size: 10 MB

Table of Contents

About this Manual

7
- Table of Contents
  9
Safety Precautions

13
- General Practices
  13
- Auto Start/Stop
  13
- Refrigerant
  13
  - First Aid
    13
- Refrigeration Oil
  14
  - First Aid
    14
- Electrical Hazards
  14
  - Microprocessor Service
    14
  - Welding of Units or Truck Bodies
    15
  - High Voltage
    15
  - Low Voltage
    16
  - Battery Installation and Cable Routing
    16
Model Systems (System Designations)

17
Specifications

18
- Electrical System
  18
- Refrigerant System
  19
- Compressors
  20
- AC Semi-Hermetic Compressor
  20
- Solder Applications
  21
General Description

22
- Introduction
  22
- Standard Features
  22
- Optional Features
  22
- Condenser
  22
- Evaporator
  22
- Compressor
  23
- Control Circuits
  23
- Electronic Control System
  23
- Oil Separator
  24
- Refrigerant
  24
- Liquid Injection System
  24
- Evaporator Drain Tube Heaters
  25
- Electric Standby Operation
  25
- Protection Features
  25
- Control Box
  25
  - P.C. Board
    25
  - Connectors
    25
  - Electronic Control Module (ECM)
    25
- Unit Operation
  27
- Operation
  27
  - Cool Mode
    27
  - Null Mode - All Units
    28
  - Heat Mode - Model 10 and 20 Units Only
    28
  - Purge Mode - Model 30 and 50 Units Only
    29
  - Heat Mode - Model 30 and 50 Units Only
    30
  - Defrost Mode
    31
- Serial Number Locations
  31
- Unit Components
  32
Operating Instructions

34
- Unit Controls
  34
Table of Contents

35
- Starting the Unit
  35
  - Engine Operation
    35
  - Electric Standby Operation
    35
- Standard Display
  35
  - Single-Temperature Units
    35
  - Multi-Temperature Units
    35
- Entering the Setpoint Temperature
  35
  - In Single-Temperature Units
    35
  - In Multi-Temperature Units
    36
- Initiating the Manual Defrost Cycle
  36
- Alarms
  37
  - Manual Start
    37
  - Auto Start
    37
  - Buzzers
    38
- Alarm Code Descriptions
  38
- Clearing Alarm Codes
  38
- Viewing Information Screens
  38
  - Main Menu
    38
  - Hourmeter Menu
    38
- After Start Inspection
  39
- Loading Procedure
  39
- Procedure after Loading
  39
- Weekly Pretrip Inspection
  39
- Weekly Post Trip Checks
  39
Maintenance Inspection Schedule

40
- Electrical
  40
- Refrigeration/Heating
  40
- Structural
  40
Electrical Maintenance

41
Refrigeration Maintenance

45
Refrigeration Service Operations

50
Compressor Maintenance

62
- Refrigerant Handling Instructions
  62
  - Refrigerant Handling Safety
    62
  - Refrigerant Recovery
    62
- Compressor Function Test
  62
  - Preliminary Checks
    62
  - Compressor Rotation Test
    63
  - Voltage Test
    63
  - Pulley or Rotor Spin Check
    64
  - Air Gap Check
    64
  - Coil Resistance Check
    64
  - Pressure or Pumping Test
    64
- Recommended Pressures and Temperatures
  65
- Recommended Pressure Charts
  65
- Compressor Oil Balance
  66
- Compressor Replacement Oil Balance
  66
- Compressor Oil Type
  68
- Charging the Refrigeration System
  68
- Initial Installation Pressure Regulator Setting
  68
- Mounting
  69
  - Rotation
    69
  - Ear Deflection
    69
  - Clutch Removal
    70
  - Clutch Replacement
    72
  - Pressure Release Valve (PRV) Replacement
    75
- Belt Tensions
  80
  - Engine Driven Compressor Belt and Pulleys
    80
Structural Maintenance

81
- Maintenance Inspection Schedule
  81
- Evaporator Coil
  81
- Condenser Coil
  81
- Unit Mounting Bolts
  81
Over-The-Road Mechanical Diagnosis

82
Table of Contents

83
Electric Standby Mechanical Diagnosis

83
- Electric Standby Service Checks
  86
Refrigeration Diagnosis Chart

87
Index

88
Wiring, Schematic, and Refrigeration Diagrams Index

90

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