AirTek SC 250-A2 Refrigerated Air Dryer Manuals

Manuals and User Guides for AirTek SC 250-A2 Refrigerated Air Dryer. We have 1 AirTek SC 250-A2 Refrigerated Air Dryer manual available for free PDF download: Operator's Manual

AirTek SC 250-A2 Operator's Manual

AirTek SC 250-A2 Operator's Manual (42 pages)

SMART CYCLE, COLD TRAP REFRIGERATED AIR DRYERS

Brand: AirTek | Category: Dryer | Size: 1 MB

Table of Contents

Table of Contents
3
2 Dryer Installation

5
3 Principle of Operation

5
4 Adjustable Controls

6
- Panel a
  7
- Panel B
  7
- Panel C
  7
- Panel C, CT Dryer Only
  7
- DISPLAYS and ALARMS
  8
- RAISE and LOWER BUTTONS
  8
- Set Button
  8
- Hidden Button
  8
- Dryer Start up Procedure:
  9
- Operating Instructions
  9
- Compressor Relay
  9
- High Dew Point Relay
  9
- Start up for Models Sc/Ct 330 and up
  10
6 Routine Maintenance and Service

11
- Air Cooled Condenser
  11
  - Separator/Coalescer Drains
    11
  - Recharging Dryer – Refrigerant, Oil and Dryers
    11
7 For the Refrigeration Service Technician

11
- Evaporator Leaks
  11
- Refrigerant Control Valves
  11
- Drains
  12
- Electronic Controls
  12
- Factory Assistance
  12
11 Instructions for Ordering Parts

12
8 Miscellaneous Dryer Data

13
9 Dryer Information Charts

14
- Refrigerated Dryer Diagnostic Code
  30
- Diagnostic Code “E1”
  30
- Diagnostic Code “E2”
  30
- Shutdown on Shorted Dew Point Circuit
  30
- Diagnostic Code “E5”
  31
- High Dew Point Shutdown
  31
- Low Freon Charge
  31
- Poor Contact of Super Heat Sensing Probe
  31
- Diagnostic Code “E6”
  32
- Shutdown on Low Suction PSI
  32
- Compressor will Not Start, no Hum
  32
- Weak Compressor
  32
- Unloader Solenoid Failing to Open
  33
- Pressure Switch
  33
- Diagnostic Code “E7”
  34
- Shutdown on High Head PSI
  34
- Dryer Overload
  34
- Poor Condenser Performance
  34
- Diagnostic Code “E9”
  35
- Drain Shutdown
  35
12 Replacing Coalescer Elements

35
- Refrigerant Restriction
  35
- Metric Conversions
  36
13 Metric Conversion Chart

37
14 Warranty

37
- Procedure
  37

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