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REV C
Section 4 • Repair Procedures
June 2005
Part No. 52075
TMZ-34/19
4 - 3
3 From serial number T3498-001 to T3499-769:
Remove the back cover retaining fasteners
from the back of the platform controls and
remove the back cover.
From serial number T3400-001 to date:
Disconnect the retaining fasteners at the front
cover of the platform controls and open the
platform control box.
4 Tag and disconnect the wire connectors from
the circuit board.
Component damage hazard.
Electrostatic discharge (ESD) can
damage printed circuit board
components. Maintain firm contact
with a metal part of the machine
that is grounded at all times when
handling printed circuit boards OR
use a grounded wrist strap.
5 Remove the circuit board mounting fasteners
and remove the circuit board from the box.
PLATFORM CONTROLS
1-2
Membrane Overlay
How to Replace the Overlay
Beginning with the 2000 model
year (from serial number
T3400-001 to date), the platform
control box was equipped with a
membrane overlay decal.
The following procedure will not
apply for TMZ-34 models
manufactured in the 1998 and
1999 model years (from serial
number T3498-001 to T3499-769).
1 Remove the platform controls from the
machine. Open the clamp on the back of the
platform controls and slide the controls up and
off of the platform.
2 Tag and disconnect the platform control wire
harness from the harness connector at the
platform pivot and place the platform control
box on a work bench.
3 Loosen the platform control box lid retaining
fasteners and open the lid.
PLATFORM CONTROLS
MEMBRANE DECAL PANEL
14
PIN
RIBBON
CABLE
BN5
HORN
3
4
5
6
7
8
10
11
12
13
14
BN27
JIB UP
BN28
JIB DOWN
BN29
PRIMARY UP
BN30
PRIMARY DOWN
BN31
SECONDARY UP
BN32
SECONDARY DOWN
BN33
ROTATE LEFT
BN34
ROTATE RIGHT
BN12
FUNCTION ENABLE HIGH
BN26
FUNCTION ENABLE MEDIUM
BN13
FUNCTION ENABLE LOW
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