Troubleshooting - Anden AS35FP Instrucciones De Instalación Y Mantenimiento

TROUBLESHOOTING

Contact with electrical circuits can cause property damage, personal injury or death. Service and Troubleshooting must be performed by
qualified electrician.
The following troubleshooting guide is intended to help diagnose and resolve general operational problems with the Steam Humidifier and optional
Fan Pack . If a problem persists, call Anden Tech Support toll-free at 1-800-972-3710 . Please be prepared to describe the exact nature of the problem .
For general operational problems, check to make sure humidifier is installed correctly .
TABLE 3 – HUMIDIFIER TROUBLESHOOTING GUIDE
Problem Possible Cause
General operating problems . Field-wired terminal
Humidifier will not turn on connections .
or turn off .
Internal connections .
No power to humidifier .
Humidifier not turned on .
No power to 24 volt control
circuit .
Steam light does not turn Call for humidity not being
on . received .
Water is leaking from Loose plumbing connections .
humidifier .
Hoses are blocked .
Drain hose is blocked .
26 English
CAUTION
Action
Verify L1, N/L2 and ground connections are properly wired and appropriate voltage is present .
Check HUMIDISTAT and (if used) FAN PACK terminal connections are tight and properly wired .
HUMIDISTAT terminals must be connected to an on/off device .
Check wiring connections and settings on Accessory items such as high limit switch and airflow
proving switch .
Check electrode and high water probe connections on the top of the canister .
Make sure ribbon cable from membrane switch is securely plugged into control circuit board .
Make sure black/white wire is attached to terminal that matches input voltage .
Check main power supply and switch .
Ensure breaker is sized appropriately for the amperage draw .
Check for proper voltage across L1 and N/L2 terminals .
Make sure front cover is attached to engage safety interlock switch . Press On/Off button .
Make sure ribbon cable from membrane switch is not damaged and is securely plugged into the
control circuit board .
Check fuse on PCB (replace with 5 amp slow burn fuse if necessary) .
With humidifier energized, check that LED light D8 is energized on the circuit board . If the LED is
lit, replace the membrane switch, if not, replace the circuit board .
Check humidistat wiring and setting . (Do not leave ADHC in TEST mode . )
Check wiring and settings of high RH limit switch and airflow proving switch .
Check water supply connection at fill valve inlet . Tighten as needed .
Check internal hose clamp connections . Reposition clamps and tighten as needed .
Check steam hose connection on top of canister . Tighten clamp as needed .
Check internal hoses and eliminate kinks or blockage .
Make sure drain hose has constant downward slope and is not blocked .