Honeywell TrueSTEAM Guia De Instalacion página 33

no. of Fault Description
service lED
Blinks
4 Heating element
overheated.
5 Input voltage
insufficient.
6 Water overflow
sensed.
7 HVAC power
not present.
8 The weld monitor
input is active when
the heater relay is off.
TrueSTEAM Humidification System 69-2285EFS—05
Auto-recoverable? steps to Fix
(Performed only By Professional HVAC technician)
No 1. Follow the tank cleaning steps.
on page 24.
2. Reassemble tank and press the Go button to reset.
3. If the fault returns, replace TrueSTEAM.
Yes, system will 1. Verify the electrical circuit is not overloaded.
return to "Ready" 2. Unplug and replug TrueSTEAM in to see if the fault returns.
if fault no longer 3. If the fault returns, unplug TrueSTEAM and remove cover.
exists in one hour. 4. Ensure wiring connections are secure and attached.
5. If the fault returns, replace TrueSTEAM. (Field service is not
recommended if line voltage is lost.)
Yes, system will 1. Ensure drain hose is not kinked or submerged in water at the
return to "Ready" drain. Check functionality of condensate pump, if used.
if fault no longer 2. Check for water coming out of the drain/overflow line. If
exists in one hour. continuous water flow is present, follow the tank cleaning
steps. See "Manual Cleaning Cycle" on page 24.
3. After cleaning, if the fault returns, unplug TrueSTEAM.
4. Loosen cover screw and remove cover.
5. Disconnect water level sensor wiring, remove screen and lift
snap-hinge clamp.
6. Remove water sensor assembly.
7. Replace water sensor (#50027998-001).
8. Reassemble the sensor assembly in the unit. Replace snap-
hinge, and re-attach and secure cover.
9. Plug TrueSTEAM back in and press the Go button to reset.
Yes, system will 1. Unplug and replug TrueSTEAM in to see if power returns.
return to "Ready" 2. If power does not return, ensure HVAC equipment has power.
if fault no longer Check circuit breaker or replace fuse if circuit is tripped.
exists in one hour. 3. Unplug TrueSTEAM and remove cover.
4. Check DIP 4 position and verify correct wiring based on DIP 4
position. See "Make Power Monitoring Decision" on page 14
for more information.
5. Plug in TrueSTEAM and press the Go button.
6. If the fault reappears, ensure the circuit being used has the
rating to support the TrueSTEAM. Unplug any additional
equipment plugged into this circuit. If fault disappears, the
circuit capacity is not properly sized to your unit.
7. If the fault returns, replace TrueSTEAM.
No 1. Press and hold the Go button to clear the fault.
2. Initiate a humidity call.
3. If the fault returns, replace TrueSTEAM.
See "Manual Cleaning Cycle"
31