HAWS AG
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Bachweg 3
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CH-3401 Burgdorf
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Switzerland
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www.haws.ch
HAWS Corporation
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P.O.Box 2070
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1455 Kleppe Lane
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Sparks,Nevada 89431/USA
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www.hawsco.com
HAWS DRINKING FAUCET COMPANY
FITTINGS AND OPERATING INSTRUCTIONS
2080059
7500EB
Jeannine Ruf
03.12.2012
4/4
No.
Model
7500EB
Portable Eye Wash with Heater
TROUBLESHOOTING (Continued...
PROBLEM
REPAIR CHECKLISTE
6. Heater doesn't reset. 6. a.Water temperature is outside of heater
operating temperature range. Heater
setting are: Non-adjustable thermostat
preset to switch at 70°F +/- 5°F (21°C +/-
3°C) (on rising temperature). Also, non-
adjustable hi-limit thermostat with manual
reset button preset to switch at 90°F +/- 5°F
(32°C +/- 3°C) (on rising temperature).
b.If ambient temperature is hight and doesn't
allow the water temperature to drop below
65°F (18°C) heater may not reset. If heater
must be operable under these conditions,
then, provisions should be made to
accelerate the cooling process (i.e. adding
ice to contents, etc.). Avoid contaminating
water during this process.
7. Green light won't go on. 7. a.Not plugged in or no power to plug. Check
GFI and circuit breaker.
b.If red lights is on, skip to "Red Light On",
Section 10.
c. Yellow light or heater cycles ON/OFF. Green
light burned out. Replace green lamp.
8. Yellow light won't go on. 8. a.If red light is on, skip to "Red Light On"
Section 10.
b.When the eyewash temperature is above 60°F
(16°C) the heater and Heater indicator Light
(Yellow)may not turn on.
c. Yellow light is burned out if the heater turns
on but the light does not. Replace yellow light.
9. Yellow light is on all the time. 9. a.Heater not working. Contact Haws
Representative for service or return
authorization.
10. Red light on. 10. a.When internal water temperature reaches
90°F +/- 5°F (32°C +/-3°C), the Manual
Reset Hight Limit Thermostat trips. Push
Reset Button located on heater junction box
at lower right corner of unit. Unit cannot be
manually reset until internal temperature
drops bellow 65°F (18°C)
b.IMPORTANT! If red light comes on when
outside temperatures are cold, unit is
overheating. Either there is no water in unit
or the Primary Thermostat has failed.
Contact Haws representative for service or
return authorization. If the unit was empty,
simply fill and push reset button to resume
operation.
11. Excessive water loss. 11. a.Check unit for leaks. Some loss due to
evaporation is normal.
NOTE: WHEN RED
LIGHT IS ON, HEATER
IS DISABLED AND
UNIT MAY FREEZE.