Control Relays - Genie S-100 Service And Repair Manual

March 2017
5 Carefully remove the membrane decal from the
control box lid while guiding the ribbon cables
out of the control box lid.
6 Remove any decal adhesive from the control
box lid with a mild solvent.
Note: Do not allow any solvent to come in contact
with the LCD display screen.
7 Install the new membrane decal (Genie part
number 50811) while guiding the ribbon cables
through the control box lid.
8 Connect the ribbon cables to the ECM circuit
board.
9 Close the control box lid and install the retaining
fasteners.
Part No. 1268494
7-3

Control Relays

Relays used for single function switching are single
pole double throw (SPDT) relays.
How to Test a Single Pole Double
Throw Relay
1 Turn the key switch to the
2 Open the ground control box and remove the
relay to be tested from the ECM circuit board.
S-100 • S-105 • S-120 • S-125
Section 3 • Repair Procedures
GROUND CONTROLS
Electrocution/burn hazard. Contact
with electrically charged circuits
could result in death or serious
injury. Remove all rings, watches
and other jewelry.
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.
position.
off
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