OPERATING INSTRUCTIONS/MAIN SEAL REPLACEMENT
Page 2 of 2
www.fastestinc.com
Roseville, MN
Ph 1-800-444-2373
Fax 651-645-7390
WP095 Rev C 5/5/2021
PISTON
BACK-UP
RING
BACK-UP
O-RING
WRENCH FLATS
3. Activate test media and perform test. Test pressure will enhance the seal
between test piece and Twistmate.
4. When test process is complete, deactivate/relieve the media pressure.
5. To disconnect from test piece, un-thread the Twistmate from the test piece.
MAIN SEAL REPLACEMENT:
1. MET Twistmate connectors do not require dis-assembly to replace main
seal.
2. Using a pick like tool or small flat blade tool, remove main seal o-ring from
piston inside connector and discard.
3. Do not lubricate new main seal.
4. Place new o-ring inside sleeve and initially use your fingertip to install/press
the o-ring into the groove in the piston.
BASIC BREAK DOWN OF THE MET TWISTMATE:
CONNECTOR MAINTENANCE:
•
A daily, weekly, and periodic inspection of the connector by competent person is
recommended.
o
User must establish a regular interval for maintenance as determined by the user
media and operational environment.
o
Inspection should include damage to the body missing or loose components, leak
tightness, ease of operation, sufficient lubrication, wear, dirt accumulation and
damage.
•
Inspect threads for wear.
•
Use only original
FasTest
spare parts that are designed for the application and are
subject to strict quality control. See warranty.
•
FasTest
recommends a daily visual inspection of the main seal located in the front of
the piston. Inspect for tears or cracks in the seal surface. Replace the main seal if
tears or cracks are visible.
•
Lubricate on regular intervals under normal operating conditions. Lubrication should
be compatible with user application.
FasTest, Inc. Product Warranty
FasTest, Inc. warrants its products against defects of workmanship and/or material for 1 YEAR from the date of the
sale by FasTest, Inc. This warranty is void if the product is misused, tampered with, or used in a manner that is not in
accordance with FasTest, Inc. recommendations and/or instructions. FasTest, Inc. is not liable for consequential or
other damages including, but not limited to, loss, damage, personal injury, or any other expense directly or indirectly
arising from the use of or inability to use its products either separately or in combination with other products. ALL
OTHER WARRANTIES EXPRESSED OR IMPLIED, WHETHER ORAL OR WRITTEN, INCLUDING BUT NOT
LIMITED TO WARRANTIES OR MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE
EXPRESSLY EXCLUDED.
Remedy under this warranty is limited to replacement of the product or an account credit in the amount of the original
selling price, at the option on FasTest, Inc. All allegedly defective products must be returned prepaid transportation to
FasTest, Inc. along with information describing the products performance, unless disposition in the field is authorized
in writing by FasTest, Inc.
RETAINING RING
SLEEVE
MAIN SEAL
BODY
MAIN SEAL
CONTACTING FACE
OF TEST PIECE
TEST PIECE
THREADED INTO
CONNECTOR
O-RING
GROOVE
