Repair Kits Available By Part Number Section 2 Page - GAMECO
Repair Kits Available By Part Number Section 2 Page - GAMECO
Repair Kits Available By Part Number Section 2 Page - GAMECO
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WARNING: Installation, disassembly, repair and maintenance must<br />
be performed only by qualified personnel.<br />
All gas MUST be isolated from the connection before starting<br />
repairs.<br />
Installation, usage and maintenance of this product must be in<br />
compliance with all Engineered Controls International, Inc. instructions<br />
as well as requirements and provisions of NFPA #54, NFPA<br />
#58, DOT, ANSI, all applicable federal, state, provincial and local<br />
standards, codes, regulations and laws.<br />
Inspection and maintenance on a periodic basis is essential.<br />
Be sure all instructions are read and understood before installation,<br />
operation and maintenance. These instructions must be<br />
passed along to the end user of the product.<br />
CAUTION: Contact or inhalation of liquid propane, ammonia and<br />
their vapors can cause serious injury or death! NH3 and LP-Gas<br />
must be released outdoors in air currents that will insure dispersion<br />
to prevent exposure to people and livestock. LP-Gas must be kept<br />
far enough from any open flame or other source of ignition to<br />
prevent fire or explosion! LP-Gas is heavier than air and may not<br />
disperse or evaporate rapidly if released in still air.<br />
Disassembly and <strong>Repair</strong> Procedure<br />
CAUTION: READ THROUGH ALL OF THESE INSTRUCTIONS, IN-<br />
CLUDING THE NOTICE AND WARNINGS ON THE BACK OF THIS<br />
SHEET, BEFORE BEGINNING ANY DISASSEMBLY OR REPAIR.<br />
NOTE: <strong>Repair</strong>s must be performed in a clean area. Hands, clothing,<br />
tools and work area must be completely free of oil, grease and foreign<br />
matter to prevent contamination of component parts and valves.<br />
A. Disassembly<br />
Before beginning repair, examine the connector body for excessive<br />
wear or physical damage. The connector must be replaced if there is any<br />
doubt about its condition.<br />
1. Turn off source of gas to connector before beginning disassembly<br />
or repair. Insert 7141F into male connector to insure no gas is<br />
trapped between connector and service valve.<br />
2. Remove connector from system. Clamp connector in a vise by the<br />
hex with the 3 /8" female NPT threads facing up.<br />
3. Remove and discard the retaining ring with suitable pliers.<br />
4. Remove the washer, spring, and slip washer. Save for reassembly.<br />
NOTE: Inspect the spring to insure coils are not broken or bent.<br />
Replace if necessary with Spring <strong>Part</strong> <strong>Number</strong> 7141-1).<br />
7141M-50 <strong>Repair</strong> Kit<br />
For 7141M Connectors<br />
5. Remove and discard check assembly.<br />
6. Reposition connector in vise with the 1 1 /4" ACME threads facing up.<br />
CAUTION: Be careful not to score sealing surfaces.<br />
7. Remove and discard gasket and o-ring.<br />
8. Examine the inside of the body. Clean with a suitable solvent if<br />
required.<br />
B. Reassembly<br />
1. Carefully insert new o-ring into groove.<br />
CAUTION: Do not cut or damage the o-ring.<br />
2. Insert new gasket into slot.<br />
3. Reposition connector in vise with the 3 /8" female threads facing up.<br />
4. Insert new check assembly into body with four (4) guides pointing<br />
up.<br />
5. Insert slip washer into body. The smaller diameter side of the<br />
washer must slip inside the four (4) guides of check assembly<br />
(see diagram).<br />
6. Place spring into body. The spring should sit flat on top of slip<br />
washer.<br />
7. Place washer into body on top of spring.<br />
8. Compress washer and spring towards seat. Insert new retaining<br />
ring into body using suitable retaining ring pliers. Allow retaining ring<br />
to expand into groove below 3 /8" NPT thread.<br />
NOTE: Make sure retaining ring is properly inserted into the<br />
retaining groove and not caught in one of the NPT threads.<br />
9. Remove from vise.<br />
10. Depress check assembly from ACME thread side. Check for<br />
smooth opening and closing of valve.<br />
11. Apply 100 to 200 psi of air pressure to 3 /8" female threads. Check<br />
for any seat leakage.<br />
12. Mate a 7141F with the repaired 7141M. Assemble and disassemble<br />
the connectors several times with air pressure still applied. Check<br />
for proper opening and resealing of 7141M.<br />
7141M-4 Retaining Ring *<br />
7141M-5 Washer<br />
7141-1 Spring<br />
7141-15 Slip Washer<br />
7141M-6 Check Assembly *<br />
7513-25 O-Ring *<br />
7141M-3 Gasket *<br />
7141M Safety<br />
Check Connector<br />
* Included in the 7141M-50 <strong>Repair</strong> Kit.