S59-4016 Series
Installation
4
3/30/2017
Bradley
• 215-1710 Rev. E; ECN 17-09-007
IMPORTANT! Before attempting to troubleshoot the valve or disassemble the components, check for the
following conditions:
• If stop valves are used, make sure that they are fully open.
• Make sure that the hot and cold inlet pipes are connected properly, and that there are no cross-
connections or leaking stop valves.
• Check the hot water heater output to make sure that it is at least 10° F above the set
temperature.
Thermostatic Mixing Valve Troubleshooting
Close the appropriate shut-off valves prior to disassembly and
reopen the valves after inspection and repair is complete.
Problem
Cause
Solution
External leaks.
Damaged cartridge or O-rings .
Replace cartridge with part number 269-2000S
Improper water
temperature or
temperature
fluctuation.
Hot water supply is not 10° above
desired set point .
Increase hot water supply temperature
Valve temperature is not properly set .
Adjust the temperature as shown on page 2 step 2 .
Limited water
flow.
Dirt and debris have built up in the
valve or strainer .
1 . Check to make sure both hot and cold supplies are connected to the Navigator
mixing valve and that they have water flow .
2 . Remove cover and U-clip . Remove the cartridge and clean the strainer . It is not
required to grease cartridge, however if desired, use silicone grease only . Do
not use grease on check valves .
