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Pictures for illustrating purposes only
SERIES EHU-750 HUMIDIFIER
Maintenance - Service & alerts
50 HOURS AFTER SWITCHING ON
- A « 1st inspection see after manuel » warning message is shown on the
window.
- The unit works on.
- The remote maintenance contact is trigged on.
- The remote general failure contact is off.
- To reset the warning message, press key 3 for over 5 seconds
- This 50 hours timer cannot be suppressed nor modified.
1
2
3
SERVICE TIME ELAPSED (service message)
- A « CYLINDER MAINTENANCE - SEE AFTER TECH MANUAL » service mes-
sage is shown.
- The unit works on.
- The remote maintenance contact is trigged on.
- The remote general failure contact is off.
Maintenance to the cylinder(s) (s.a. page 54) and to the valves (s.a. pages
55-56) should be done.
- This service message is removed only when the manual draining is completed
(about 6 mn). The «
DRAINING CYCLE OVER
» service message is then dis-
played.
- This timer (300 H factory preset) can be adjusted (access code 2.3.4 :
« MAINTENANCE FREQUENCY (HR) » but not removed.
SERVICE TIME OVERDUE (service message)
- If the previous alert has not been cleared, a new alert « SERVICE OVERDUE /
SYSTEM OFF » is shown 100 hours thereafter.
-
The humidifier is brought to a halt
.
-The remote maintenance contact is trigged on.
-The remote general fault alert is trigged on.
Maintenance to the cylinder(s) (s.a. page 54) and to the valves (s.a. pages
55-56) must be done.
- This alert message is removed only when the manual draining is completed (in
about 6 mn). A « DRAINING CYCLE OVER » message is then shown on the
display. Press button 1 to bring the humidifier back to operation.
- This 100 H timer cannot be suppressed nor modified.
CONTACTOR TO REPLACE (service message)
- «10000 H REPLACE CONTACTOR» is shown after he humidifier has been
running for 10000 hours. This means that the contactor(s) has/have been trig-
ged on and off for 10000 hours and that its/their replacement is/are highly re-
commended.
- The unit works on.
- The remote maintenance contact is trigged on.
- The remote general fault contact is trigged on.
- To reset this alert message, press key 3 for over 5 seconds
- This 10000 H timer cannot be suppressed nor modified.
Press button 1 to rotate between the menus and press
the up or down buttons to enter the desired menu.
INSPECTION DUE
50 H - SEE MANUAL
SERVICE DUE
SEE MANUAL
SERVICE OVERDUE
SYSTEM OFF
REPLACE CONTAC-
TORS 10000 HR RUN
