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SEALANT SEALANT
© 2012 Pella Corporation Part Number: 80WW0101
WINDOW REPLACEMENT INSTRUCTIONS FOR
CASEMENT, DOUBLE-HUNG AND CLAD FRAME WINDOWS
INTO EXISTING CASEMENT FRAME USING FRAME SCREWS
These instructions were tested and developed for replacing windows in wood-frame wall
construction systems designed to manage moisture. Installation recommendations for other types
of wall construction, wall systems or conditions, may be obtained from Pella Corporation or a
local Pella retailer. Building
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1B 1 REMOVE THE EXISTING SASH Note: Remove the new window from its packaging. Inspect and measure the new window to confirm it will fit into the HEAD STOP opening prior to removing the existing window. A. Remove the existing sash. This will vary per manufacturer of the e xisting window . R emoving the hinge and oper a tor JAMB STOPS fasteners will generally allow the sash to be removed from the e xisting fr ame. B. Remove operator hardware and all head, jamb, and sill SILL STOP stops.
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3 WINDOW PREPARATION A. Casement: On the r oom side of the window drill 1/8" diameter cle ar ance holes thr ough the he ad, jambs and sill of the fr ame. Space the holes a maximum of 6" fr om e ach end and a maximum of 16" on EVER Y center. 6" 16" 6" Note: On vent Drill 1/8" casements, place the clearance hole 6" 6" holes so they do not interfere with the roto operator and the latch points on the lock side EVER Y Single EVER Y of the window. 16" 16" Window 3A Casement Sill 6" 6
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in 1 2 3 4 SETTING AND FASTENING THE WINDOW TWO OR MORE PEOPLE ARE REQUIRED FOR THE FOLLOWING STEPS. Note: Because there are no stops in the opening to place the window against, be sure to hold the window in place when performing Steps 4A thru 4C. EXTERIOR 4A A. Insert the replacement window in the opening by first placing the bottom of the window on top of the shims on the sill of the opening. Tip the window upright into the opening. Note: Use of a suction cup on the glass will assist in
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EXTERIOR 5 INTERIOR SEAL CAUTION: Ensure use of low pressure polyurethane window and door insulating foams and strictly follow the foam manufacturer’s recommendations for application. Use of high pressure foams or improper application of the foam may cause the window frame to bow and hinder operation. A. Apply insulating foam sealant. From the interior, insert the nozzle of the applica tor appr o xima tely 1" deep into 5A the space between the window and the rough opening and apply a 1"
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EXTERIOR FINISH OF EXISTING FRAME T he e xposed wood and flashing tape on the e xterior stop needs to be cover ed/pr otected. T her e ar e many ways to accomplish this, and each case can be unique. A few possibilities include: a) C overing the e xisting trim with aluminum coil wr ap/ fr ame e xpander . b) Sanding, priming and painting to ma tch e xisting trim. c) C overing the e xposed wood with a high quality e xterior grade sealant. Note: The contractor/installer will determine how
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IMPORTANT NOTICE Because all construction must anticipa te some wa ter infiltr a tion, it is impor tant tha t the wall system be designed and constructed to properly manage moisture. Pella Corporation is not responsible for claims or damages caused by anticipa ted and unanticipa ted wa ter infiltr a tion; deficiencies in ® building design, construction and maintenance; failur e to install P ella products in accordance with P ella installa tion instructions; or the use of P ella pr oducts
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LOCK LEVER REMOVAL AND INSERTION Note: You may want to remove the lock lever prior to finishing the window, or if it needs to be replaced with a lock lever in a different finish. A. Unlock and open the window. B. Place the lock lever in the locked position. Interior Exterior C. From the exterior of the window, insert a small flat-blade screwdriver between the cam and lock lever ne ar the bot tom of B the opening between the stop and frame gask et. D. Push the screwdriver inwards with a
