Bradley Advocate AV Serie Manual De Installation página 28

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AV60
Thermostatic Mixing Valve Troubleshooting
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.
Be sure to close the appropriate shut-off valves prior to disassembly of the valve and reopen the valves after inspection
and repair is complete.
Problem
External leaks.
Damaged cartridge or O-rings.
Improper water
Hot water supply is not 10° above desired set point.
temperature or
temperature
Valve temperature is not properly set.
fluctuation.
Limited water flow. Dirt and debris have built up in the valve or strainer.
1
2
3
4
5
28
Cause
Parts List
Item
1
2
3
4
5
6
7
* Included with Prepack S65-326
5
4
7
6
1/21/2014
Replace cartridge with part number 269-1927
Increase hot water supply temperature
Adjust the temperature as shown on page 18, step 10.
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.
Part No.
Description
160-463
Cap Screw
107-582
Cover
269-1927
Thermostatic Cartridge
198-014
Check Valve*
132-051
Retaining Ring*
118-319
Valve Body
146-079
U-Clip
Tempered Line Adapter Option
Part no. S39-804
(replaces S59-4000 if tempered
line is used)
Strainer
(173-028)
Bradley • 215-1772 Rev. D; ECN 13-08-028
Installation
Solution
Quantity
S59-4000
1
1
1
2
2
1
1

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