April 1987 (7]
STAR*TECH Journal
illiams Pinball Switch Adjustments
By
James Hawes
Williams Field Service Dept.
Chicago, Illinois
A001JS'l'IK;
LFAF swr.oce&s
(used on jet bumpers, kickers, etc.)
1. Only qualified technicians should
adjust switches.
SERVICE MANUAL
Instructional end reference manual
entitled ELECTRONIC GAME REPAIR covering
such subjects es: Basic Electronics,
Semiconductors, Video Game Systems,
Electronic Pinball Systems,
Troubleshooting Techniques, Tools and Test
Equipment, Schematic Reading end more.
This 8-1/2" x 11" manual contains 65 pages
of technical information for the servicing
of electronic amusement games end is
priced at $24.95 plus $2.50 shipping.
2. Adjustments must be made with the :EX)Wer
off.
Distributed by STAR*TECH JOURNAL.
POB 1065, Merchantville, NJ 08109.
3. Before you adjust them, tighten the
stack!
COIN-OP NAIL LISTS
4. Use a blade-adjustment tool or very
long-jawed needlenose pliers.
5. For more liberal play, carefully bend
the backup blade toward the moving
contact. For more conservative play,
adjust the backup blade away from the
~
ving contact.
6. Take care not to disable the switch by
over or under-gapping it. With a ball,
activate the switch several times to see
if it registers properly.
7. Adjust switches on standup targets, jet
bumpers, rollovers and spinners from the
bottom of the playfield. Adjust switches
on kickers from the top of the playfield.
8. Before you release the machine to a
location, turn it on and play. How are the
switches performing? Double-check your
adjustnents: Run the switch test described
in your service manual.
A001JS'l'IK; MICRDn'lOIES
USA: Over 11,000 names of coin-operated
equipment owners, operators, technicians,
suppliers, Jobbers end distributors.
Newly updated. $575.
EUROPE: Over 2,500 large operators and
distributors of coin-op equipment. $300.
Lists are supplied
labels in zip-code
deliverable. Order
JOURNAL, POB 1065,
on pressure-sensitive
order. Guaranteed 93%
from: STAR*TECH
Merchantville NJ 08109.
CRANE OPERATORS
$
$
$
$
$
$
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"BIG CHOICE"
"CHALLENGER"
"SHOWCASE"
"GOLDEN GAME"
"RIVIERA CLAW"
"GRAYHOUND"
(used on ball trough, eject hole)
1. Only qualified technicians should
adjust switches.
2. Adjustments must be made with the :EX)Wer
off.
~
- To increase or decrease sensitivity,
move the body of the microswitch. Don't
bend the blade {as with leaf-switch
adjustnents).
WE'VE GOT SOMETHING
FOR YOU
TO INCREASE YOUR
PROFITS NOW
Nat'I
Fla
1-800/237-0796
1-800/843-0437
305/77 4-9636