Ingersoll-Rand HRD Series Operator's Instruction Manual
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Ingersoll-Rand HRD Series Operator's Instruction Manual

Ingersoll-Rand HRD Series Operator's Instruction Manual

Heatless compressed air dryers with compu-purge control
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Before installation or starting the dryer for the
first time, study this manual carefully to obtain
a clear knowledge of the unit and of the duties
to be performed while operating and
maintaining the unit.
RETAIN THIS MANUAL WITH UNIT.
This technical manual contains IMPORTANT
SAFETY DATA and should be kept with the
dryer at all times.
HEATLESS COMPRESSED
AIR DRYERS WITH
COMPU-PURGE CONTROL
HRD SERIES
HRD2-C
HRD35-C
HRD5-C
HRD40-C
HRD10-C
HRD45-C
HRD15-C
HRD50-C
HRD20-C
HRD55-C
HRD25-C
HRD60-C
HRD30-C
HRD65-C
OPERATOR'S
INSTRUCTION MANUAL
HRD70-C
HRD75-C
HRD80-C
HRD85-C
HRD90-C
HRD95-C
Bulletin 342 Revision E (7/97)
Ingersoll-Rand Company 1997

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Summary of Contents for Ingersoll-Rand HRD Series

  • Page 1 HEATLESS COMPRESSED AIR DRYERS WITH COMPU-PURGE CONTROL HRD SERIES HRD2-C HRD35-C HRD70-C HRD5-C HRD40-C HRD75-C HRD10-C HRD45-C HRD80-C HRD15-C HRD50-C HRD85-C HRD20-C HRD55-C HRD90-C HRD25-C HRD60-C HRD95-C HRD30-C HRD65-C OPERATOR’S INSTRUCTION MANUAL Before installation or starting the dryer for the...

  • Page 2: Table Of Contents

    Table Of Contents INTRODUCTION ....... 1 SAFETY ........1 INSTALLATION .

  • Page 3: Introduction

    CAUTION—Hazard or unsafe practice which could SAFETY result in minor injury or in product or property damage. HRD Series dryers are designed and built with safety as The dryer data plate, attached to the left side of the elec- a prime consideration; industry-accepted safety factors trical control box, contains critical safety and identifica- have been used in the design.

  • Page 4: Handling

    All external piping must be supplied by the user unless damaged if saturated with water. otherwise specified. Refer to Table 1 for connection sizes. Inlet and outlet manual shutoff valves and a vent HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 5: Desiccant

    20 - 24 for more complete information. Do not tamp the desiccant in vessels. Tamping damages desiccant and causes dusting. 2. Carefully pour activated alumina into the vessels Figure 1 RECOMMENDED PIPING LAYOUT through the fill port. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 6: Mufflers

    (Optional) Lights if airflow fails to alternate between desiccant vessels at Failure-to-Switch designated switching time. Failure to (optional) Figure 2 switch causes desiccant saturation, INDICATING PANEL resulting in higher dew point. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 7: Additional Indicators And Alarms

    Saturated air enters a customer-supplied prefilter which separates oil mists, liquid oil, water and particulates from the airstream. Separated contaminants are dis- Figure 3 AIRFLOW SCHEMATIC charged through the prefilter drain. With exhaust valve HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 8: Compu-Purge Control

    INLET TEMP XX ENERGY SAVINGS = XX% NO MALFUNCTION EXISTS the offstream vessel. If only one sensor malfunc- tions, the dryer will default to standard conditions for that sensor and continue to operate in the Vari- HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 9: Dew Point Verification

    Based on 100°F inlet air temperature and –40°F pressure dew point. Maximum recommended inlet temperature, 120°F. For capacity at inlet temperature higher than 100°F, consult your local distributor. Based on –40°F PDP, 100 psig inlet air pressure and average inlet airflow. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 10: Shutdown

    1.) If no condensate discharges from Restart the dryer according to the start-up instructions drain valve, follow Shutdown procedure (page 8), on page 6. then dismantle and clean, repair or replace drain valve as required. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 11: Weekly

    Check and correct these conditions, then re- maintenance on the electrical system. place desiccant. 3. Disconnect the main power supply to the dryer. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 12: High-Humidity Alarm Field Adjustment

    2-wire ribbon cable in the electrical box. In- Drain Plug sert the set plug into the ribbon cable socket. 5. Unplug CON 8 from bottom right-hand corner of Figure 4 DESICCANT DRAIN/FILL PORTS the control board. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 13: Care Of Compu-Purge Sensors

    Figure 5 Figure 6 HIGH-HUMIDITY ALARM CIRCUIT BOARD SET PLUG POTENTIOMETERS P1, P2 AND P3 HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 14: Lcd Display Information

    65 psig. If the low 750°F — TEMPERATURE SENSOR MALFUNCTION pressure condition is not corrected by the end of the Indicates sensor is unplugged (CON 6) or an open circuit condition exists. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 15: Field Service Guide

    Microcomputer failure. Consult your local distributor. Loose or incorrectly installed Ensure that all ribbon cables are installed securely. If dryer still will ribbon cable. not start, contact your local distributor. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 16: Compu-Purge Control Board Service Layout

    HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 17: Compu-Purge Power Board Service Layout

    HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 18: Electrical Schematic

    HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 19: Replacement Parts

    7DE345QF 7DE345QF 7DE345QF 7DE345QF 7DE345QF 7DE345QF 7DE345QF Switch, On-Off 7DE240JN 7DE240JN 7DE240JN 7DE240JN 7DE240JN 7DE240JN 7DE240JN Desiccant 55DE116F 55DE116F 55DE116F 55DE116F 55DE116F 55DE116F 55DE116F Lbs. desiccant per tower Recommended spare parts HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)
  • Page 20 7DE270AS 7DE270AS 7DE270AS 7DE270AS 7DE270AS 7DE270AS Desiccant 55DE116F 55DE116F 55DE116F 55DE116F 55DE116F 55DE116F 55DE116F Lbs. desiccant per tower 1025 1200 Recommended spare parts Quantity required, four per muffler, eight per dryer HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)
  • Page 21 7DE270AS Desiccant 55DE116F 55DE116F 55DE116F 55DE116F 55DE116F 55DE116F 55DE116F Lbs. desiccant per tower 1366 1567 1828 2495 3205 4075 5126 Recommended spare parts Quantity required, four per muffler, eight per dryer HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 22: Material Safety Data Sheet (Molecular Sieve)

    Off White, Tan, Blue or Gray Odor: None SECTION 4. FIRE AND EXPLOSION DATA Autoignition Flammability Limits Flash Point Lower Upper Temperature in Air Product is non-flammable. Not an explosion hazard. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)
  • Page 23 You should know and follow all safety precautions related to the adsorbed products. D.O.T. Requirements: Not regulated. Information herein is given in good faith as authoritative and valid; however, no warranty, express or implied, can be made. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

  • Page 24: Material Safety Data Sheet (Activated Alumina)

    Flush eyes with plenty of water for at least 15 minutes. If irritation persists, consult a physician. Skin: Wash with soap and warm water. If irritation develops, consult a physician. Inhalation: Remove victim to fresh air. If not breathing, give artificial respiration. Get immediate medical attention. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)
  • Page 25 Coefficient of Water/Oil Distribution: Not applicable. SECTION 10. STABILITY AND REACTIVITY Chemical Stability (conditions to avoid): Avoid water. Incomaptibility: None. Hazardous Decomposition Products: None. Hazardous Polymerization: None. Generates heat with water. Non-corrosive. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)
  • Page 26 All components of this product are on the European Inventory of Existing Commercial Chemical Substances. Information herein is given in good faith as authoritative and valid; however, no warranty, express or implied, can be made. HRD Series Heatless Dryer with Compu-Purge Control (Bulletin 342)

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