MARTIN ENGINEERING HEREBY DISCLAIMS ANY LIABILITY FOR: DAMAGE DUE TO
CONTAMINATION OF THE MATERIAL; USER’S FAILURE TO INSPECT, MAINTAIN AND TAKE
REASONABLE CARE OF THE EQUIPMENT; INJURIES OR DAMAGE RESULTING FROM USE OR
APPLICATION OF THIS PRODUCT CONTRARY TO INSTRUCTIONS AND SPECIFICATIONS
CONTAINED HEREIN. MARTIN ENGINEERING’S LIABILITY SHALL BE LIMITED TO REPAIR
OR REPLACEMENT OF EQUIPMENT SHOWN TO BE DEFECTIVE.
Observe all safety rules given herein along with owner and Government standards and regulations. Know
and understand lockout/tagout procedures as defined by American National Standards Institute (ANSI)
z244.1-1982, American National Standard for Personnel Protection - Lockout/Tagout of Energy Sources - Minimum Safety Requirements and Occupational Safety and Health Administration (OSHA) Federal
Register, Part IV, 29 CFR Part 1910, Control of Hazardous Energy Source (Lockout/Tagout); Final Rule.
The following symbols may be used in this manual:
!
DANGER
Danger: Immediate hazards that will result in severe personal injury or death.
!
WARNING
Warning: Hazards or unsafe practices that could result in personal injury.
!
CAUTION
Caution: Hazards or unsafe practices that could result in product or property damages.
IMPORTANT
Important: Instructions that must be followed to ensure proper installation/operation of equipment.
Martin Engineering M3203-08/12iiMartin® Gate Jack Opener
Page 5
Introduction
GeneralThe Martin
stubborn hopper gates. It comes complete with hoses and hand-held control
valve. Martin
®
Gate Jack Opener is an air-powered wrench that opens the most
®
Gate Jack Opener specifications are provided in Table I.
Table I. Martin® Gate Jack Opener Specifications
Air Pressure70 cfm at 80 to 125 psi
(1982 lpm at 5.5 to 8.5 bar)
Outputabove 1750 ft-lb (2373 N-m)
Weight45 lb (20 kg)
SafetyAll safety rules herein and all owner/employer safety rules must be strictly
followed when working on this equipment.
Material requiredIn addition to standard hand tools, a strong, rigid bar is required to install and
operate this equipment.
Introduction
Martin Engineering M3203-08/121Martin® Gate Jack Opener
Page 6
Before Installing Gate Opener
IMPORTANT
Before Installation
The delivery service is responsible for damage occurring in
transit. Martin Engineering CANNOT enter claims for
damages. Contact your transportation agent for more
information.
1. Inspect shipping box for damage. Report damage to delivery service and
fill out delivery service’s claim form. Keep any damaged goods subject to
examination.
2. Remove Martin
3. If anything is missing, contact Martin Engineering or representative.
®
Gate Jack Opener from shipping box.
Martin Engineering M3203-08/122Martin® Gate Jack Opener
Page 7
Installing Gate Opener
IMPORTANT
CAUTION
!
80- to 125-psi
(5.5 to 8.5 bar)
Motor Side
Rail Car Side
A
B
C
D
E
Alternate
stirrup
mounting
air supply
Air supply must be between 80 and 125 psi (5.5 to 8.5 bar) at
Read entire section before beginning work.
Installation
the control valve, not at the air source, for the unit to
operate properly.
Do not exceed 125 psi (8.5 bar) air pressure. Excessive air
pressure may cause damage to the Martin
Make sure air is filtered and lubricated.
1. See Figure 1. With control valve (A) in closed position, connect filtered
and lubricated 80- to 125-psi (5.5- to 8.5-bar) air supply to control
valve inlet.
2. Retract the dog (B) by moving the release lever (C) until it stops.
3. Place the Martin
With the stirrups (E) pointing down, release the dog into a capstan hole.
®
Gate Jack Opener over the capstan (D) on the rail car.
®
Gate Jack Opener.
Figure 1. Operating Martin® Gate Jack Opener
Martin Engineering M3203-08/123Martin® Gate Jack Opener
Page 8
NOTE
Before inserting the bar, you may need to turn the Martin®
Bar
Bar
Gate Jack Opener to make the stirrups perpendicular to the
ground.
4. Slip a strong, rigid bar (F) through the stirrups, leaving most of the bar
length protruding on the force side.
Installation/Troubleshooting
Figure 2. Martin® Gate Jack Opener Rotation Direction According to Bar Position
Troubleshooting
SymptomCorrective Action
Martin
operate.
®
Gate Jack Opener will not
5. Turn the control valve lever in the direction that moves the long end of the
bar against the ground. Check for dog engagement and general
alignment.
6. Open the control valve fully by turning the lever until it stops. (This
applies full force to turn the capstan.)
Muffler in control valve is clogged. Replace muffler.
Insufficient air pressure. Supply 80 to 125 psi (5.5 to 8.5
bar) at the control valve inlet, not at the air supply source.
Martin Engineering M3203-08/124Martin® Gate Jack Opener
Page 9
Part Numbers
1
2
3
4
5
This section provides product names and corresponding part numbers for
®
Martin
parts. See Figure 5 for repair assembly drawing.
Gate Jack Openers. Please reference part numbers when ordering
Part Numbers
ItemDescriptionPart No. Qty.
Gate Opener Assembly
1
Hand Valve
2
Hose Assembly
3
4Air Motor AssemblyM9801
M9501
M9001
M9102
Capstan Extension
5
Martin Engineering M3203-08/125Martin® Gate Jack Opener
Figure 3. Martin® Gate Jack Opener, P/N M90
316271
Page 10
A
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
10
21
17
18
26
22
23
24
25
27
28
29
30
31
32
33
34
35
36
37
38
39
40
Part Numbers
Figure 4. Martin® Gate Jack Opener Assembly, P/N M950-X (Sheet 1 of 2)
Martin Engineering M3203-08/126Martin® Gate Jack Opener
Figure 4. Martin® Gate Jack Opener Assembly, P/N M950-X (Sheet 2 of 2)
Martin Engineering M3203-08/127Martin® Gate Jack Opener
Page 12
28
40
30
37
35
36
38
24
39
25
22
23
29
Part Numbers
31
9
34
12
32
33
20
Gate Jack Opener Assembly, P/N M950 (Repair Drawing)
®
Motor
L
C
Figure 5. Martin
Martin Engineering M3203-08/128Martin® Gate Jack Opener
Page 13
Any product, process, or technology described here may be the subject of intellectual property rights reserved by
Martin Engineering Company. Trademarks or service marks designated with the ® symbol are registered with the U.S.
Patent and Trademark Office and may be proprietary in one or more countries or regions. Other trademarks and
service marks belonging to Martin Engineering Company in the United States and/or other countries or regions may
be designated with the “TM” and “SM” symbols. Brands, trademarks, and names of other parties, who may or may
not be affiliated with, connected to, or endorsed by Martin Engineering Company, are identified wherever possible.
Additional information regarding Martin Engineering Company’s intellectual property can be obtained at
www.martin-eng.com/trademarks
.
Page 14
For nearly 20 years, Martin Engineering’s Foundations™ Books have taught industry
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Book, fourth edition, focuses on improving belt conveyors by controlling fugitive material.
“The Practical Resource for Total Dust and Material Control,” is a 576-page hard cover
volume that provides information of value to industries where the efcient handling of bulk
materials is a key to productivity and protability.
Expanding upon the book, our Foundations™ Training Program addresses the design
and development of more productive belt conveyors, and is offered in three customizable
seminars. Attendees gain a better understanding of conveyor safety and performance,
helping to justify upgrade investments and increase protability.