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7
T R O U B L E S H O O T I N G
PRO B L EM
Insufficient water
Crossflow: hot water being forced into
cold water supply, or vice versa, when
mixer is closed
Output temperature does not correspond
with temperature set
Output temperature is erratic
Output water is all hot or all cold --
doesn't mix (new installation)
Safety stop override button not operating ⁄ Spring defective
22
1
3 mm
2.2 ft-lb
2
3 Nm
PO SS IB L E C AU SE
⁄ Supply pressure inadequate
⁄ Thermostatic cartridge filter dirty
⁄ Showerhead screen washer or filter
gasket dirty
⁄ Check valves dirty or worn
⁄ Handle not justified
⁄ Temperature regulator dirty or
calcified
⁄ Rough valve is cross connected -- hot
on right and cold on left
⁄ Button dirty
8
5 mm
3 ft-lb
4 Nm
⁄ Check water pressure (If a pump
has been installed check to see if the
pump is working).
⁄ Clean filters
⁄ Clean screen washer or filter gasket
⁄ Clean check valves,replace if
necessary
⁄ Justify the handle
⁄ Clean temperature thermostatic
cartridge filters
⁄ Replace thermostatic cartridge
⁄ Correct the plumbing.
⁄ Clean spring and/or button, replace
if necessary
SOLUTION
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