3M Fibrlok II 2539 Instructions

Splice/holder

Fibrlok

™

1.0 General

1.1

The 3M™ Fibrlok™ II Splice/ Holder 2539 enables fast, on-site installation of Fiber-to-the Premises

(FTTP) connections with a built-in actuation feature. 3M Fibrlok II Universal Optical Splices provide

permanent mechanical splices using either single-mode or multimode 125μm fibers with any combination

of 250μm and 900μm coating diameters.

1.2

All 2529 universal optical fiber splices are gray in color

and are marked with 3M Fibrlok II logo on the splice cap.

2.1

Use 99% pure reagent-grade isopropyl alcohol to clean the fibers and other components. When splicing

any cable containing grease, ensure that all grease is wiped away and the buffer coating and fiber are

thoroughly cleaned with isopropyl alcohol.

Note: Carefully follow safety, health and environmental information on the label or MSDS for isopropyl

alcohol. Storage, use and disposal of isopropyl alcohol per your company health, safety and environmental

instructions.

The gel inside the splice may cause minimal eye irritation. Avoid eye contact. Wash hands before eating or

smoking. Immediately flush eyes with plenty of water while holding eyelids open. Do not view fiber ends if

they are illuminated with a laser.

2.2

Carefully follow safety, health and environmental information on 3M Fibrlok II Splice label or

Material Safety Data Sheet.

II Splice/Holder 2539 Instructions

Table of Contents

Do you have a question about the Fibrlok II 2539 and is the answer not in the manual?

Page 1 ™ 1.0 General The 3M™ Fibrlok™ II Splice/ Holder 2539 enables fast, on-site installation of Fiber-to-the Premises (FTTP) connections with a built-in actuation feature. 3M Fibrlok II Universal Optical Splices provide permanent mechanical splices using either single-mode or multimode 125μm fibers with any combination of 250μm and 900μm coating diameters.
Page 2 Clean surface of dirt and debris with alcohol and a lint-free cloth. To attach, remove the 3M VHB ™ (Very High Bond) Tape release liner (red) and press the splice/holder base firmly for several seconds onto the surface of its final location.
Page 3 0.5° of perpendicular (typical always <1 °), free from major defects. Cleave lengths can be confirmed on the 12.5mm length gauge. Cleave should be within the window. 3M Fibrlok II Splice/Holder Pigtail Assembly 2539 SC/APC and 2539 SC/UPC 6.1 Cut off rubber band, position actuation lever over splice, and lift both buffer clamps to the “up”position.
Page 4 Grasp the left fiber about 2 inches from the holder and push the fiber in until it bows about 1/8 to 1/4 inch (3mm to 6mm). Push down on the actuation lever until the Fibrlok II Splice is actuated. An audible click can be heard and you should feel the splice cap snap down into place when completely closed.