3371 ExactTemp Service Manual # 153768 - 5/10 ©2010 Moen Incorporated • 25300 Al Moen Drive • North Olmsted, OH 44070-8022 U.S.A. In Canada Moen Inc.
MAINTENANCE RECORD THERMOSTATIC MIXING VALVE TABLE OF CONTENTS I. Legal/Disclaimer/Safety Warnings pg2 II. Valve Specifications pg3 Valve ref.: Location: Installation Date: Maintenance frequency: Commissioning/maintenance check: III. Exploded Valve Diagram/Cartridge Diagram pg4 IV. Trouble Shooting pg5 V. Cartridge Calibration pg6-8 VI. Cartridge Servicing 1. Removal of the cartridge 2. Installation of the cartridge VIII.
REPLACING STOPS & CHECKS LEGAL/DISCLAIMER/SAFETY NOTE: If servicing stops, water shut off valves must be shut off prior to removal. Removal of the stops and checks: 1. Using a 5/8” socket, remove the stop by turning counterclockwise. CAUTION — TIPS FOR REMOVAL OF OLD FAUCET: Always turn water supply OFF before removing existing faucet or disassembling the valve. Open faucet handle to relieve water pressure and ensure that complete water shut-off has been accomplished.
VALVE SPECIFICATIONS Installation of the cartridge continued: 4. Using a 1-1/4” socket, install the cartridge retaining nut in the valve. 7. Without rotating the cartridge stem, align the temperature limit stop and the stem.
CARTRIDGE SERVICING EXPLODED VALVE DIAGRAM Installation of the cartridge: 1. Verify that the cartridge is properly set by aligning the drilled hole in the cartridge stem to the indent on the cartridge body. 1 2 3 4 5 6 2. Assemble the temperature limit stop to the cartridge ensuring that the key on the temperature limit stop is aligned to the slot in the cartrige. 7 8 9 1. 2. 3. 4. 5. Check Valve 6. Handle Adapter Nut Stop Body 7. Spring Stop Stem 8. Stem Temperature Limit Stop 9.
Problem Description Cause CARTRIDGE SERVICING Fix Reduced flow or no flow from device Stop stems are closed Turn stop stems counterclockwise No flow or reduced flow Reduced flow or no flow from device Blocked screens on cartridge Remove cartridge and rinse. See “Cartridge Servicing” (pg 9). Outlet water temperature too high Water is hotter than 105˚F at safety stop or 120˚F in full hot Cartridge is out of calibration Remove cartridge and rinse. See “Cartridge Calibration” (pg 7).
CARTRIDGE CALIBRATION CARTRIDGE SERVICING Removal of cartridge: 1. If water supply shut off valves are not accessible or are not present, actuate the stops by rotating the stop stem clockwise. Do not over tighten stop stem as this could damage the check valve. (fig.1) 2. While holding the stem to prevent rotation, remove the screw turning counterclockwise. (fig.
CARTRIDGE CALIBRATION CARTRIDGE CALIBRATION cont. cont. 2 C4 Temperature Valve Rotate the temperature stem from the hottest position (9:00) clockwise to the safety stop position position (12:00). This is 1/4 of a turn and the stem will pop out when the proper position is reached. 12 Rotate the stem from the (2:00) position counterclockwise to the (12:00) position.(fig.4) 12 9 1 2 Continue rotating the stem clockwise from the (12:00) position to the (2:00) position. (fig.2) 12 2 3 fig.4 fig.
CARTRIDGE CALIBRATION CARTRIDGE CALIBRATION cont. cont. 2 C4 Temperature Valve Rotate the temperature stem from the hottest position (9:00) clockwise to the safety stop position position (12:00). This is 1/4 of a turn and the stem will pop out when the proper position is reached. 12 Rotate the stem from the (2:00) position counterclockwise to the (12:00) position.(fig.4) 12 9 1 2 Continue rotating the stem clockwise from the (12:00) position to the (2:00) position. (fig.2) 12 2 3 fig.4 fig.
CARTRIDGE CALIBRATION CARTRIDGE SERVICING Removal of cartridge: 1. If water supply shut off valves are not accessible or are not present, actuate the stops by rotating the stop stem clockwise. Do not over tighten stop stem as this could damage the check valve. (fig.1) 2. While holding the stem to prevent rotation, remove the screw turning counterclockwise. (fig.
Problem Description Cause CARTRIDGE SERVICING Fix Reduced flow or no flow from device Stop stems are closed Turn stop stems counterclockwise No flow or reduced flow Reduced flow or no flow from device Blocked screens on cartridge Remove cartridge and rinse. See “Cartridge Servicing” (pg 9). Outlet water temperature too high Water is hotter than 105˚F at safety stop or 120˚F in full hot Cartridge is out of calibration Remove cartridge and rinse. See “Cartridge Calibration” (pg 7).
CARTRIDGE SERVICING EXPLODED VALVE DIAGRAM Installation of the cartridge: 1. Verify that the cartridge is properly set by aligning the drilled hole in the cartridge stem to the indent on the cartridge body. 1 2 3 4 5 6 2. Assemble the temperature limit stop to the cartridge ensuring that the key on the temperature limit stop is aligned to the slot in the cartrige. 7 8 9 1. 2. 3. 4. 5. Check Valve 6. Handle Adapter Nut Stop Body 7. Spring Stop Stem 8. Stem Temperature Limit Stop 9.
VALVE SPECIFICATIONS Installation of the cartridge continued: 4. Using a 1-1/4” socket, install the cartridge retaining nut in the valve. 7. Without rotating the cartridge stem, align the temperature limit stop and the stem.
REPLACING STOPS & CHECKS LEGAL/DISCLAIMER/SAFETY NOTE: If servicing stops, water shut off valves must be shut off prior to removal. Removal of the stops and checks: 1. Using a 5/8” socket, remove the stop by turning counterclockwise. CAUTION — TIPS FOR REMOVAL OF OLD FAUCET: Always turn water supply OFF before removing existing faucet or disassembling the valve. Open faucet handle to relieve water pressure and ensure that complete water shut-off has been accomplished.
MAINTENANCE RECORD THERMOSTATIC MIXING VALVE TABLE OF CONTENTS I. Legal/Disclaimer/Safety Warnings pg2 II. Valve Specifications pg3 Valve ref.: Location: Installation Date: Maintenance frequency: Commissioning/maintenance check: III. Exploded Valve Diagram/Cartridge Diagram pg4 IV. Trouble Shooting pg5 V. Cartridge Calibration pg6-8 VI. Cartridge Servicing 1. Removal of the cartridge 2. Installation of the cartridge VIII.
3371 ExactTemp Service Manual # 153768 - 5/10 ©2010 Moen Incorporated • 25300 Al Moen Drive • North Olmsted, OH 44070-8022 U.S.A. In Canada Moen Inc.
