Galvin Engineering Haws 7778B-A Manual de instalação do produto - Página 6
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TROUBLESHOOTING: 7778-A
PROBLEM
1. No Flow.
2. Insufficient water flow
3. Eye/face wash streams do not meet
desired eye level.
4. Water does not drain properly.
TROUBLESHOOTING: 8901B
PROBLEM
1. No Flow.
2. Insufficient water flow
3. Valve leaks in shut-off position.
For more information about GalvinSafe
1. Check the main shut-off valve.
2. a. Verify minimum 210 kPa flowing
supply line pressure
b. Probable clogging of flow control due
to inadequate line flushing. Unscrew
eye/face wash head and remove the
four screws to disassemble head.
Clean flow control and reassemble
Head. See next page Installation
Drawings for details.
3. Possible blocked flow control, see above
solution. Possible non-leveled eye/face
wash assembly
4. Check the main waste line of your
building to see if it does handle the
capacity required for the entire drainage
system.
1. Check the main shut-off valve.
2. a. Verify minimum 210 kPa flowing
supply line pressure
b. Probable clogging of flow control due
to inadequate line flushing
Disassemble eyewash at inlet
connection to gain access and clean
rubber flow control.
c. Unscrew eye/face wash head cap
to gain access to the buffer and
clean it.
3. Refer to installation drawing. Clean valve
washer and seat thoroughly, then
reassemble the valve.
®
(Haws) products, see our website
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Version 4.1, 13
Aug. 2021, Page 6 of 9
REPAIR CHECKLIST
REPAIR CHECKLIST