WORKMASTER GO-A8-PW User manual

GO-A8-PW Gate Opener
MAINTENANCE & PARTS
MANUAL

PH: 866.476.9217
WORKMASTER disclaims any liability for injuries, death or damages arising directly or
indirectly, from the use, operation or application of this product not in accordance with
the procedures, specifications and recommendations contained in this owner’s manual.
The user of this product is responsible to install, maintain and operate the product and
parts or components manufactured or supplied by WORKMASTER in such a manner as
to comply with all federal, state and local rules, ordinances, regulations and laws,
including the Williams-Steiger Occupational Safety Act, and the American National
Standards Institute Safety Code.

PH: 866.476.9217
SYMBOLS
The following symbols are found throughout this Operator's Guide to alert the reader to
the relative danger that may result from non-observance.
This indicates a situation in which a hazard is
imminent and will result in a high probability of serious
injury or death.
This indicates a potentially hazardous situation, which
could result in minor to moderate injury.
CAUTION
This indicates a potentially hazardous situation or
unsafe practice which could result in product or
property damaged.
IMPORTANT
This symbol indicates a general statement to assist the
user in the operation or maintenance of the
equipment.

PH: 866.476.9217
TABLE OF CONTENTS
SECTION PAGE
I. Introduction 1
II. Primary Components 2
III. Frame Components 3
IV. Air Routing Components 4
V. Wheel & Pivot Components 5
VI. ID & Caution Labels 6
VII. Removing Impactor from Frame 7
VIII. Disassembling the Impactor 9
IX. Parts Inspection 11
X. Reassembling the Impactor 16
XI. Impactor Exploded View 18
XII. Throttle Valve Exploded View 20
XIII. Fasteners 21
XIV. Lubricator Components* 22
XV. Kits & Assemblies 23
*Only applicable to units purchased before 2017

PH: 866.476.9217 1
I. INTRODUCTION
Forward
This manual contains important information to help you properly operate and maintain
your Gate Opener for maximum performance, economy, and safety. We recommend
that you study its contents thoroughly before repairing or performing maintenance. By
carrying out the recommended maintenance and repair procedures you will experience
long, dependable, and safe service. After you have completely familiarized yourself with
the contents of this manual, we recommend that you carefully file it for future
reference.
Warning Labels
The warning labels found on this Gate Opener are an essential part of this product.
Labels should not be removed. Labels should be checked periodically for legibility.
Replace labels when missing or when the information can no longer be read.
Replacement labels can be ordered as any spare part.
Storage
In the event that it becomes necessary to store the Gate Opener for an extended period
of time (more than 2-weeks), it should receive a generous amount of lubrication at that
time, and again when returned to service. The Gate Opener should be stored in a clean
and dry environment.
CAUTION
If not properly maintained the use of all
mechanical equipment presents the possibility of
personal injury or property damage. Before use,
all persons who will operate or maintain the Gate
Opener should read this manual thoroughly. For
safe, dependable, and economical performance,
follow all instructions and recommendations
contained herein. It is also important to retain
this manual for future use.

PH: 866.476.9217 2
II. PRIMARY COMPONENTS
FRAME KIT
Includes all components except
Prepared Driver, Drive Fitting and
Throttle Valve
PN: 33-20052
DRIVE FITTING
PN: 33-10013
Includes:
RETAINER PIN
PN: 32-50124
O-RING
PN: 32-50000
PREPARED DRIVER
PN: 33-20035

PH: 866.476.9217 3
III. FRAME COMPONENTS
FWD/REV LEVER
PN: 33-20029
FOAM HANDLE SLEEVE
PN: 33-20024
GROMMET
PN: 33-20012
TOOL BOX
PN: 33-10105
HUB SLEEVE
PN: 33-20051
HHCS
PN: 75-10204
LW
PN: 75-90200
NUT
PN: 75-30200
PIVOT GUARD
PN: 33-10100
HHCS
PN: 75-10204
LW
PN: 75-90200
WASHER
PN: 75-M0200
U-JOINT LEVER
ASSEMBLY
PN: 32-50014
COTTER PIN
PN: 33-20021
FRAME ASSEMBLY
PN: 33-20025
Includes: (1) Chasis; (1) Pivot Guard;
(1) Tool Box; (2) Hub Sleeves

PH: 866.476.9217 4
IV. AIR ROUTING COMPONENTS
THROTTLE VALVE
PN: 32-50015
FOAM GRIP
PN: 33-20010
STREET ELBOW
PN: 72-03661
INLET COUPLING
PN: AM12
TEE FITTING
PN: 72-07761 PIPE NIPPLE
PN: 72-247L0
FOAM GRIP
PN: 33-20010
PIPE CAP
PN: 72-16700
HOSE BARB
PN: MS11
AIR HOSE
PN: 83-00101
HOSE CLAMP
PN: F8
ELBOW
PN: 72-02660
ELBOW
PN: 72-01661
WASHER
PN: 75-80G00
PIPE NIPPLE
PN: 72-24690
STREET ELBOW
PN: 72-03661
HHCS
PN: 75-12011
WASHER
PN: 75-M3000

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V. WHEEL & PIVOT COMPONENTS
TIRE
PN: 33-20015 AXLE w/ HITCH PIN
PN: 33-10002
WASHER
PN: 75-80700
LOCK PIN
PN: 33-10004
LANYARD
PN: 33-20022
GROMMET
PN: 33
-
20013
PIVOT SWITCH*
PN: 33-20065
PUSH FITTING*
PN: 33-20070
BLACK POLY HOSE
PN: 33-20040
YELLOW POLY HOSE
PN: 33-20050
PIVOT CYLINDER*
PN: 33-20055
CLEVIS BRACKET*
PN: 33-20090
ROD CLEVIS*
PN: 33-20080
THROTTLE HOSE
ASSEMBLY*
PN: 32-50016
ELBOW*
PN: 33-20067
*WHEEL CONTROL KIT
PN: 33-10021

PH: 866.476.9217 6
VI. ID & CAUTION LABELS
PIVOT SWITCH LABEL
PN: 33-20036
CAUTION TAPE
PN: 33-20049
PIVOT LOCK PIN LABEL
PN: 33-20017
MODEL NUMBER
LABEL
PN: 33-20020
FWD/REV LABEL
PN: 33-20016
WARNINGS
LABEL
PN: 33-20047
NAMEPLATE
PN: 33-20031