Moen 1248 User manual

1248 Cartridge: 1/2" Exact Temp Valve
This article will provide instructions on how to replace a 1248 cartridge for the lower handle on a 3301 and 3321 1/2"
Exact Temp valve. The valve was introduced in 2000 and retired in 2006.
Preparation:
•The water supply shut off valves must be turned off- see article How to Turn Off the Water
Supply to the Faucet.
• Recommended Tools: Wrench, Pliers, Phillips Screwdriver
• The following instructions assume the handle and associated handle pieces have been removed.
For additional details, visit solutions.moen.com and select the type you are repairing. The
faucet guide will contain specific information on handle assemblies associated with that style of
product.
1248
Cartridge:
Disassembly:
1. Position a wrench on the flat hexagonal portion of
the cartridge retaining nut (A) and rotate counter-
clockwise to remove.
2. Using pliers, gently pull the flow extension (C) out
of the valve body (E). The flow extension (C),
cartridge screw (B) and cartridge (D) will remove
together.
3. Using a wrench, pull the cartridge (D) out of the
valve body (E).
Assembly:
1. Align the tab on the side of the cartridge (D) with the
notch in the brass valve body (E) and slide the cartridge
(D) into the valve body (E).
https://solutions.moen.com/Article_Library/1248_Cartridge%3A_1%2F%2F2%22_Exact_Temp_Valve
Updated: Mon, 24 Apr 2023 21:50:01 GMT
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2. The top of the stem of the cartridge (D) matches the
profile inside the flow extension (C). Slide the flow
extension (C) onto the stem of the cartridge (D) and use
a Phillips screwdriver to tighten the cartridge screw (B).
3. Slide the cartridge nut (A) into the valve body (E) and
position the wrench on the flat sides of the cartridge nut
(A). Rotate the cartridge nut (A) clockwise until it is tight,
then rotate it an additional 1/8 turn.
For additional information on Moen products visit solutions.moen.com and select the type of product you are repairing.
The guide will contain repair details, troubleshooting and specific information on assembling handles associated with
that style of product.
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https://solutions.moen.com/Article_Library/1248_Cartridge%3A_1%2F%2F2%22_Exact_Temp_Valve
Updated: Mon, 24 Apr 2023 21:50:01 GMT
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