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Aerco 62110095 User Manual

Cascade sequencer controller
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AM Series Cascade Sequencer User Manual
USER MANUAL
Cascade Sequencer Controller
For AM Series Boilers and Water Heaters
This device is intended for use with following
AERCO AM Series Models:
Water Heaters:
•
AM 399W
•
AM 500W
•
AM 750W
•
AM 1000W
Latest Update: 04/29/2016
Page 1 of 28
04/29/2016
Boilers:
• AM 399B
• AM 500B
• AM 750B
• AM 1000B
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
Ph.: 800-526-0288
GF-146-CS
OMM-0101_0D
GF-146-CS

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Summary of Contents for Aerco 62110095

  • Page 1 • AM 500B AM 500W • • AM 750B AM 750W • • AM 1000B AM 1000W Latest Update: 04/29/2016 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 1 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288 GF-146-CS...

  • Page 2: Table Of Contents

    2.3 SUBMENU NAVIGATION, AND PARAMETER SETTINGS ..........22 2.4 SUB-MENU PARAMETER DESCRIPTIONS ..............23 2.5 SUB-MENU PARAMETER RANGE AND DEFAULT SETTINGS ........24 2.6 TROUBLESHOOTING GUIDE ....................25 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 2 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288...

  • Page 3: Introduction

    Never modify the appliance or its flue gas carrying components in any way. This heater must be properly vented. Failure to follow these instructions could result in personal injury or death! AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D Page 3 of 28 GF-146-CS Ph.: 800-526-0288...

  • Page 4: Chapter 1: Installation

    Figure 1-1 shows only one piping configuration example. Other piping configurations are possible. Contact AERCO technical support information concerning alternative configurations. Figure 1-1: Cascade Sequencing Heater/Boiler Piping Installation AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 4 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288 GF-146-CS...

  • Page 5: Electrical Installation

    Junction Box Top Cover Screw Top Cover Communications Board Cover Figure 1-2: Accessing the Junction Box of the Master Heater AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D Page 5 of 28 GF-146-CS Ph.: 800-526-0288 04/29/2016...
  • Page 6 AM Series Cascade Sequencer User Manual Figure 1-3a: Cascade Sequencing System Electrical Wiring (Units without Terminals 30 and 31) AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 6 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288 GF-146-CS...
  • Page 7 AM Series Cascade Sequencer User Manual Figure 1-3b: Cascade Sequencing System Electrical Wiring (Units with Terminals 30 and 31)) AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D Page 7 of 28 GF-146-CS Ph.: 800-526-0288 04/29/2016...

  • Page 8: Preparing The Cascade Sequencer For Use

    3. Feed both wires through the rear panel conduit opening and snap rear panel onto rear of cascade Sequencer (Figure 1-6). Figure 1-6: Replacing Rear Panel after Wiring AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 8 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288...

  • Page 9: Rewiring The Master Boiler (Older Units Only)

    Unplug This Yellow Wire Male Connector Unplug Connector From Female Header Figure 1-8: Removing 2-Wire Male Connector from Communications Board AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D Page 9 of 28 GF-146-CS Ph.: 800-526-0288 04/29/2016...
  • Page 10 5. Cut the connector from the pink and yellow wires and strip the insulation 1/4” (7mm) (Figure 1-11). Yellow & Pink wires cut from connector and stripped. Figure 1-11: Removing 2-Wire Connector from Junction PCB AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 10 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288 GF-146-CS...
  • Page 11 On Terminal #16 On Terminal #17 Figure 1-14: Terminal Wiring Diagram for Master Heater (NOTE: Other Wiring Not Shown for Clarity) AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D Page 11 of 28 GF-146-CS Ph.: 800-526-0288...

  • Page 12: Setting Communications Board Switch To On

    Figure 1-15: Locating the Communications Board inside Electrical Junction Box 3. Using a flat head screwdriver, open the communications board cover (see Figure 1-16). Figure 1-16: Removing Communications Board Cover AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 12 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288...
  • Page 13 5. Set S4 switch to ON (LEFT as you are facing the unit). Switch Figure 1-17: Setting Master Heater Communications Board S4 Switch NOTE: Wiring is not shown for image clarity. AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D Page 13 of 28 GF-146-CS Ph.: 800-526-0288...

  • Page 14: Setting The Logic Address For Each Heater

    The wiring diagram shown in Figure 1-18 applies to all heaters in cascade, as each will be programmed with a unique logic address using the Cascade Sequencer connected to the same terminals. AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 14 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288...
  • Page 15 9. On the communications board at top of unit, set the S4 Switch (see Figure 1-17) to ON. 10. Turn the power ON to the first Dependent heater (heater #2). AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D...

  • Page 16: Setting For Use With Boilers Or Water Heaters

    If you need more information concerning AM Series controller operation, consult the AERCO AM Series user manual (GF-146), and at Rev-D for all AM Series units of serial number 15000000 and above. Refer to Rev-C for all units with serial number 14999999 and below.

  • Page 17: Am Series Controller - Installer Menu Navigation

    This instruction is only for setting parameter 2003. For information about other parameters in the Installer Menu, refer to the AM Series user manual (GF-146), Rev-D. AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D Page 17 of 28 GF-146-CS Ph.: 800-526-0288...

  • Page 18: Review Of All Parameters

    116 error (communication error) and will stop functioning. Figure 1-18a: AM 1000 Cascade Configuration and Settings Diagram AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 18 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288...
  • Page 19 AM Series Cascade Sequencer User Manual Figure 1-18b: AM 750 Cascade Configuration and Settings Diagram Figure 1-18c: AM 399-500 Cascade Configuration and Settings Diagram AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D Page 19 of 28 GF-146-CS Ph.: 800-526-0288...

  • Page 20: Removing The Cascade Sequencer

    3. Connect the Master boiler per Section 1.6 and set cascade address to 0. 4. Unwire the cascade sequencer from the system and remove all daisy chain wiring between the heaters. AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 20 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288...

  • Page 21: Chapter 2: Operation

    (Press 8 sec. to MENU Button enter Submenu) (Exit Submenu) Figure 2-1: Cascade Sequencer Front Panel Features (Lower Cover Open) AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D Page 21 of 28 GF-146-CS Ph.: 800-526-0288 04/29/2016...

  • Page 22: Cascade Status Button

    Blinking dot = parameter may be adjusted using UP & DOWN buttons. Figure 2-4: Sub Menu – Changing the Parameter Setting AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 22 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288...

  • Page 23: Sub-Menu Parameter Descriptions

    Mod delay factor Delay to the start of modulation of any boiler. AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D Page 23 of 28 GF-146-CS Ph.: 800-526-0288...

  • Page 24: Sub-Menu Parameter Range And Default Settings

    D Value 0..255 Slew rate 1 - 255 System °F 0 - 18 correction Mod delay factor min 0 - 60 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 24 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288 GF-146-CS...

  • Page 25: Troubleshooting Guide

    Ensure the boiler will operate without faults when not connected to other fault on Cascade the Cascade Sequencer. Only then should the Sequencer be Sequencer that will not clear. installed. AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D Page 25 of 28 GF-146-CS Ph.: 800-526-0288...
  • Page 26 Wait 40 seconds and re-check. The communication protocol used may take up to 40 seconds to update current unit status. AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 26 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288...
  • Page 27 AM Series Cascade Sequencer User Manual NOTES: AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0101_0D Page 27 of 28 GF-146-CS Ph.: 800-526-0288 04/29/2016...
  • Page 28 Reformatted and redesigned per new standard, corrected per markup per AM drawn from new manual. Udated images, instructions, secs, and troubleshooting. © AERCO International, Inc., 2016 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 28 of 28 OMM-0101_0D 04/29/2016 Ph.: 800-526-0288...

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