Tweco 9-9408 User Manual

Manual 0-4763

82 Benning Street, West Lebanon, NH 03784 USA

[phone] • www.thermal-dynamics.com

Application

This product is for use only with Thermal Dynamics Gas
Control Module GCM-2010. Do not use this product with
any other equipment.

Unpacking

The product is packaged and protected to prevent damage
during shipping. Inspect for possible shipping damage.
If damage is evident, contact your distributor and/or ship­ping company before proceeding with installation.

Contents

• PC Board Assembly, including:

Display PC Board and

Interface PC Board with connecting ribbon cable

• 8 Plastic Standoffs

• 4 Plastic Nuts

• Static handling items and instructions

• PC Board Installation Instructions

GCM-2010

Display and Interface PCB Kit

Catalog# 9-9408

Installation Instructions

Procedure

WARNING

Disconnect primary input power at the source and
bleed down the system before starting this proce­dure.

1. Remove the cover from the Gas Control Module. A
ground wire connects the cover to the module. Do
not disconnect this wire.

Gas Control Module Cover

Do not remove

M

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C

J56

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H

SHIELD

J57

W

FLO

PRE

A

M

S

A

L

P

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O

2

N

AIR

O

2

H

U

INP

2

TS

2

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Art # A-07062

ER

POW

PPLY

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S

F5

A

TV

35

CAUTION

Follow the static handling directions provided sepa­rately.

© 2005 by Thermal Dynamics Corp., Printed in USA

April 6, 2006 1 Manual 0-4763 Rev. AA

Plastic Nuts

Ribbon Cable to Main PC Board

Control Module, Front Panel

Interface PC Board

Interconnecting Ribbon Cable
(to Display PC Board)

2. Disconnect the ribbon cable connected to the top
edge of the interface PC Board.

3. Remove the four plastic nuts holding the interface
PC Board to the Display PC Board. Gently pull the
interface PC Board off the standoffs.

CAUTION

Do not pull or twist the interconnecting ribbon cable.

4. Remove the four plastic standoffs holding the Dis­play PC Board to the module front panel. Pull the
assembly (2 PC Boards, with interconnecting rib­bon cable) off the plastic standoffs. Do not pull or
twist the interconnecting cable. Set the assembly
aside carefully.

NOTE

Leave the clear plastic panel in place on the module
front panel.

5. Position the replacement Display PC Board on the
standoffs mounted to the module front panel, in
the same orientation as the original Display PC
Board. The interface PC Board should hang freely
from the display board, attached by the intercon­necting ribbon cable. Do not twist or pull the in­terconnecting ribbon cable. Fasten the display
board in place with 4 plastic standoffs. Tighten
the standoffs snugly by hand. Do not overtighten.

Art # A-07373

6. Position the replacement interface PC Board on the
standoffs, in the same orientation as the original
interface PC Board. Do not twist or pull the inter­connecting ribbon cable. Fasten the interface board
in place with 4 plastic nuts. Tighten the standoffs
snugly by hand. Do not overtighten.

7. Reconnect the ribbon cable from the main PC Board
to the interface PC Board. Check for a secure con­nection.

8. Reinstall the control Module Cover. Be sure the
ground wire is not crimped between the cover and
the module.

9. Reconnect input power to the system. Test the unit
for proper operation.

NOTE

Every effort has been made to provide complete
and accurate information in this manual.
However, the publisher does not assume and
hereby disclaims any liability to any party for
any loss or damage caused by errors or omis­sions in this Manual, whether such errors re­sult from negligence, accident, or any other
cause.

April 6, 2006 2 Manual 0-4763 Rev. AA