ER150 AND ER200 Perfect Window™ FRESH AIR VENTILATION SYSTEMS
69-1563-1
10
Troubleshooting
Lack of power to the ventilator:
• power failure of electrical box.
• loose or unplugged power cord.
• faulty breaker or fuse in home’s electrical panel.
• call your installation contractor.
Power to the ventilator, but no fan operation:
• ventilator is in standby mode and optional remote dehumidistat is set to OFF or the
humidity setting is higher than room humidity.
• door Is not closed properly, the safety interlock switch will keep the ventilator off.
Check that the access door is firmly closed and latched.
• refer to operating instructions.
• call your installation contractor for service.
Lack of Speed Control:
• let the remote device continue its time setting or manually adjust it to gain speed
control.
• test the speed control on the ventilator by turning the variable speed control knob to
its highest setting.
• call your installation contractor for service.
