SAVE VTC 500 USER MANUALV01 20210316

14
| Electrical data
12.Check diffuser/louvre openings.
The unit cannot be controlled (control functions are stuck
1. Reset control functions by disconnecting mains power for at least 10 seconds.
2. Check the modular contact connection between the control panel and the main printed circuit board.
Low supply air temperature
1. Check the control panel for alarms.
2. Check the active user functions on the control panel if defrosting function is running.
3. Check set supply air temperature on the control panel.
4. Check if ECO mode is activated on the control panel (it is a power saving function and prevents the heater from
activating).
5. Check if user modes Holiday, Away or Crowded are activated on the control panel or via a hardwired switch.
6. Check the analogue inputs in the service menu to verify that the temperature sensors are functioning correctly.
7. In case of installed electrical/other re-heater battery: Check if the overheat protection thermostat is still active. If
necessary, reset by pressing the red button on the front plate of the electrical re-heater.
8. Check if the extract filter must be changed.
9. Check if the unit has a re-heater battery connected. At very cold outdoor conditions an electrical or water heating
battery might be necessary. A re-heater battery can be acquired as an accessory.
Noise/vibrations
1. Clean fan impellers.
2. Check that the screws holding the fans are tightened.
3. Check that the anti vibration lists are fitted to the mounting bracket and to the back of the unit.
6 Electrical data
Model
Fans (W ) Heater (W) Total (W) Fuse (mains) (A)
VTC 500 2x170
–
350 10
VTC 500 with reheater
2x170 1670 2020 10
Voltage 230V 1~, 50Hz
7 Disposal and recycling
This product is compliant with the European WEEE Directive and related national waste
legislation. When disposing the unit, follow your local rules and regulations.
This product packing materials are recyclable and can be reused. Do not dispose in household
waste.
254487 | v01