Andersen GU Hardware Service Instructions

Brand: Andersen

Model: GU Hardware

Type: Service Instructions

Read all instructions carefully before attempting this procedure. If you have any questions about your ability to

complete this procedure, call Andersen at 1-888-888-7020 for further direction. Andersen WindowCare® service

center hours are Monday through Friday, 7 a.m. to 7 p.m. Central Time and Saturday 8 a.m. to 4 p.m. Central

Time. Thank you for choosing Andersen® products.

Windows and doors can be heavy. Use

safe lifting techniques and a reasonable

number of people with enough strength to

lift, carry and install window and door

products to avoid injury and/or product

damage.

Use caution when working at

elevated heights and around unit

openings. Follow manufacturers’

instructions for ladders and/or

scaffolding. Failure to do so may

result in injury or death.

Follow manufacturers’

instructions for hand or power

tools. Always wear safety

glasses. Failure to do so may

result in injury and/or product

damage.

Tools Needed

• Safety Glasses

• Power Drill

• Slot Screw Driver

•• #2 Phillips Screw Driver

• T20 Torx Screw Driver

• Drill/Driver

• Utility Knife

• Allen Key Set

• 1/2” Chisel

• 5/8” Drill Bit

• Power Cutting Tool (Oscillating Tooll)

“Andersen” is a registered trademark of Andersen Corporation. All other marks where denoted are trademarks of Andersen Corporation.

GU Hardware Replacement Guide

for Andersen® Architectural Doors (May 2004-June 2007)

Supplies Needed

• 1/8" Wood Dowel

• Color match Touch-Up Paint (optional)

Remove Original Lock

• Loosen the set screw from the interior handle and remove the handles with the spindle attached to exterior lever.

• Remove the screws holding the escutcheon plates to the slab and remove the escutcheon plates

• Remove all the Phillips screws from the full length of the lock face plate along with any screws that may be in the

lock extensions. Retain these screws for installation of new lock.

• Remove the old lock system along with the extension(s) where applicable.

Install Tailpiece in New Lock (if required)

• Loosen the torx20 (T20) screw at the top lock point of the new mechanism.

• Install the new tailpiece into position (the tabs fit into the slot on the mechanism).

• Tighten the T20 screw to secure the extension in place.

• Connect the original lock extension to the new tailpiece.

Loosen this screw

Install New Lock

• Insert new lock in to the original door slab machining and secure in place using the screws that were removed

from original lock. If the lock has extensions, ensure that all the locking points are fully in the unlocked position

prior to joining the toothed tail piece to the extension(s).

• Do not over tighten screws.

• Test new lock with the handle that has the spindle attached. If lock is working as expected re-install the trim set.

• Trouble shooting the lock:

•Check again that all the lock pieces are completely in the neutral unlocked position before joining together.

•Do not over tighten face screws or trim set screws

•Lubricate the connections and older extension pieces where applicable

Install New Center Strike Plate

• Remove original center strike plate

• Lightly secure the new center strike plate to the original mortise location using the top and bottom screws until

the plate is held firmly in place.

• Using the plate as a template, score a line with the utility knife at the bottom of the extended tongue where the

material needs to be removed.

o Inswing

• Remove the strike plate and continues to score this slice down to a depth of 3/32”

• Usie a chisel to remove this jamb material. Approximately ½“ x 3/8” x 3/32” of jamb material

o Outswing

• Remove the strike plate and cut the aluminum down to a depth of 3/32”. Use a Dremel or osculating tool with a

metal cutting blade to cut the aluminum.

• Use a sharp 1/2” chisel to cut through the face shoulder of the aluminum profile. A few good strikes at this

shoulder will cut this aluminum clean. Your chisel must be sharp!

• Using 5/8” drill bit, elongate the spring latch route 3/8” downward or as required to allow the spring latch to fully

extend in to the jamb/astragal tongue.

• Plug center screw hole with dowel

• Install new center strike plate in the modified route. The plate should sit flush with the jamb. If not, remove plate

and route deeper.

• Install the 3 screws that hold the plate in place.

Andersen GU Hardware Service Instructions

Andersen GU Hardware Service Instructions

Andersen GU Hardware Service Instructions

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