Troubleshooting – Haws 8901B User Manual

Page 2

12/09

Model 8901B

Page 2 of 4

LOCATION OF UNIT: The Model 8901B Hose Spray should be installed in close
proximity to potential accident areas. It should be clearly identified free from
obstructions and easy to access. In order to comply with state codes, the use of a
vacuum breaker is required with all hand held eye/face wash and body spray units
(Haws offers Model SP212).

Supply Line: The minimum recommended line size is 1/2” IPS with 30-90 psi (2-6
ATM) pressure. Where sediment or mineral content is a problem, an inlet filter is
recommended.

Plumbing Connections: Inlet supply is male 1/2” IPS.

TROUBLESHOOTING

PROBLEM

REPAIR CHECKLIST

1. No flow.

1. a. Check the main shut-off valve.

2. Insufficient water flow.

2. a. Verify minimum 30 psi (2 ATM)

flowing supply line pressure.

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

off to gain access to the buffer and
clean it.

3. Valve leaks in shut-off position. 3.

Refer to installation drawing. Clean
valve washer and seat thoroughly,
then reassemble the valve. If valve
still leaks, contact HAWS and
purchase VRKSP248 to repair
valve.

For more information about Haws products, see our website:

www.hawsco.com

HAWS

and other trademarks used

in these materials are the exclusive property of Haws Corporation.