DISASSEMBLY
If the whole valve needs to be
removed from the water supply for
servicing, please be aware of the
cautions below:
1. Be careful not to lose or tear the
friction washer at the outlet
connection to the vacuum breaker
tube nut. To maintain a proper seal,
replace the washer if necessary.
2. Be careful when re-installing the
valve to the water supply to avoid
pinching the o-ring.
CLEANING PISTON ASSEMBLY
1. Turn the screw of the control stop
clockwise to turn off the water.
2. Take out the piston assembly.
3. Check the small hole in the piston to
see if it is clogged with debris, insert
a small wire to unclog hole.
4. Check the filter to see if it is
clogged with debris and gently
brush it to clean.
5. Check the sealing area of the piston
and clean it if it is dirty.
6. Check the U-Packing for cracks or
damage.
Supplied
hex wrench
Large cover
Control stop
Piston U-Packing
Small Hole
Filter
17
Supplied
hex wrench
Small cover
Control stop
Sealing Area