GE DEH-40417 User Manual

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ASTAT ®-IBP Plus Solid State Starters

Service Instructions

DEH-40417

WARNINGS

All Rights Reserved

CAUTIONS

NOTES

DEH-40417

WARNINGS, CAUTIONS, AND NOTES

AS USED IN THIS PUBLICATION

Warning notices are used in this publication to emphasize that hazardous voltages, currents, or
other conditions that could cause personal injury are present in this equipment or may be
associated with its use.

Warning notices are also used for situations in which inattention or lack of equipment knowledge
could cause either personal injury or damage to equipment.

Caution notices are used for situations in which equipment might be damaged if care is not taken.

Notes call attention to information that is especially significant to understanding and operating
the equipment.

This document is based on information available at the time of its publication. While efforts have
been made to ensure accuracy, the information contained herein does not cover all details or
variations in hardware and software, nor does it provide for every possible contingency in
connection with installation, operation, and maintenance. Features may be described herein that
are not present in all hardware and software systems. GE Electrical Distribution & Control
assumes no obligation of notice to holders of this document with respect to changes subsequently
made.

GE Electrical Distribution & Control makes no representation or warranty, expressed, implied, or
statutory, with respect to, and assumes no responsibility for the accuracy, completeness, sufficiency,
or usefulness of the information contained herein. No warrantees of merchantability or fitness for
purpose shall apply.

The following are trademarks of GE Company:
ASTAT®-IBP Plus

©Copyright 2001 GE Company

i

ASTAT ®-IBP Plus Service Instructions

Table of Contents

Cover Removal and Replacement............................................................................................1

Logic Board Replacement.......................................................................................................2

Power Supply Board Replacement ...........................................................................................3

Protection Board Replacement................................................................................................5

SCR Module Replacement (Sizes K, L, and Y)...........................................................................6

SCR Module Replacement (Sizes M, Z, and N)..........................................................................7

SCR Module Replacement (Sizes P, Q, and R)..........................................................................8

SCR Module Replacement (Size S)...........................................................................................9

Trouble-Shooting Guide........................................................................................................11

Renewal Parts List.................................................................................................................12

ii Prices and data subject to change without notice.

WARNING: Power must be removed from the ASTAT­IBP before any servicing operation.

AVERTISSEMENT: Le courant doit être enlevé du
ASTAT-IBP avant de procéder à toute opération de
service.

Cover Removal and Replacement

1. Remove the two 12-point terminal connectors by
inserting a flat-head screwdriver between the
terminal connector and the ASTAT-IBP cover, as
illustrated in Figure 1.

Do not remove the wiring from the terminal
connectors.

Carefully release the terminal connector from the
pins. Carefully pull the terminal connectors, with
the wiring, straight off the ASTAT-IBP starter.

2. Remove the plastic cover by pressing and releasing
the plastic tab on each side of the cover with a flat­head screwdriver, as illustrated in Figure 2.

3. To reattach the cover, lower it over the circuit
boards. Carefully push down on the cover until the
two tabs snap into place. It may be necessary to push
in slightly on the outside of the lower plastic
housing.

4. Replace the terminal connectors through the plastic
cover onto the connector strips. Ensure that the
terminal connectors snap into place.

ASTAT ®-IBP Plus Service Instructions

Terminal Connector

Cover

Figure 1. Removing the terminal connectors.

Figure 2. Removing the cover.

Prices and data subject to change without notice. 1

ASTAT ®-IBP Plus Service Instructions

Logic Board

Logic Board

Logic Board Replacement

CAUTION: Always handle circuit boards by their edges
and do not distort the parts on the circuit boards.

ATTENTION: Il faut toujours manipuler les plaques de
circuits par leurs côtés et ne pas déformer les pièces sur
les plaques de circuits.

1. Remove the ASTAT-IBP cover as described in steps
1–2 of Cover Removal and Replacement.

2. Unplug the two ribbon cables from the Logic Board,
as shown in Figure 3.

3. Remove the four corner screws holding the Logic
Board to the stand-offs below the Logic Board. Lift
the Logic Board straight up to remove it, as
illustrated in Figure 4.

4. Reassemble the Logic Board to the starter. With the
display on the Logic Board at the upper left corner,
place the board on the stand-offs. Reattach the four
screws holding the Logic Board to the stand-offs.

5. Reattach the two ribbon cables. Ensure that the
ribbon cable at the bottom of the ASTAT-IBP is fully
seated on both circuit boards and that the ribbon
cable does not interfere with or touch the cover.

6. Reinstall the plastic cover and the terminal
connectors as described in steps 3–4 of Cover Removal
and Replacement.

Screws

Unplug Cable

Ribbon

Power Supply

Figure 3. Logic board and part locations.

Board

Cable Ribbon

Figure 4. Removing the Logic Board.

2 Prices and data subject to change without notice.