Salda RIS 400 PE 0, Mounting And Installation Instruction

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12 | EN RIS PE 3.0 v2020.1
6. MAINTENANCE
6.1. SAFETY INSTRUCTION
Unplug unit from mains before opening the door (disconnect the power plug from the outlet or if there is a two-pole automatic
circuit breaker installed – disconnect it as well. It is necessary to ensure that it won’t be turned on by third parties) and wait
until the full stop of the fans (for about 2 min.).
6.2. GENERAL RECOMMENDATIONS FOR THE MAINTENANCE OF VENTILATION SYSTEM
In order to ensure proper functioning of the system, maintenance requirements and its periods should be followed. Otherwise the warranty shall
not be valid. Some recommendations are provided in the table below, but they are just advisory, as the need of system maintenance depends on
the place of the device installation, the pollution of the atmosphere, the population, the working hours and etc.
COMPONENT DURING START-UP AT LEAST EVERY 6 MONTHS
Filters Check the cleanliness of the filters
Replace filters every 3 to 4 months or according to the control
device indications.
Fans
Check the connections and the
direction of rotation
Check cleanliness. Clean, if necessary
Make sure that the impellers are not unbalanced.
Make sure that the impellers do not cause noise when rotated by
hand.
Make sure that the fastening screws are not loose and free of
mechanical damage.
Check electrical connections and make sure that these are se-
cured properly and are free of signs of corrosion.
Plate Heat exchanger
Check the cleanliness of the heat
exchanger
Check cleanliness and clean, if necessary
Control panel Check the connections Check the connections
Electric heater Check the connections
Clean off dust, and check the electrical components and connec -
tions of the heater
Presure senssor Check electrical connections Check the operation
Temperature senssor Check electrical connections Check the operation and tune up, if necessary
Air intake and discharge system Check the connections Clean
Air duct system Check the tightness Clean
Dampers, diffusers, grid Check the tightness of connections Clean
Switching unit (contactor)
Every 3 to 4 months, visually assess the functioning of the switch-
ing unit (contactor), i.e. make sure that its casing has no signs
of melting or is not thermally damaged otherwise and does not
produce any unusual sounds. All the contactors in the product or
in its accessories must be checked.
Condensate trap and discharge
assembly
Check the condensate discharge
assembly and make sure that wa-
ter runs from the bath properly.
Clean
6.3. FILTERS MAINTENANCE
Changing filters, filters reload timer control. Description of remote control panel functions is provided in the remote control panel
technical documentation or on the website www.salda.lt.
Allowed to operate the unit without filters!
It is advisable to change the filters every 3 - for 4 months, or according to their testimony timer remote control.
6.4. FANS MAINTENANCE
- Maintenance and repair should only be performed by experienced and trained staff.
- The fan should be inspected and cleaned at least 1/year.
- Be sure the fan is disconnected from power source before performing any maintenance or repair.
- Proceed to maintenance and repair after any rotation in the fan stopped.
- Observe staff safety regulations during maintenance and repair.
- The motor is of heavy duty ball bearing construction. The motor is completely sealed and requires no lubrication for the life of the motor.
- Detach fan from the unit.
- Impeller should be specially checked for buil-up material or dirt which may cause an imbalance. Excessive imbalance can lead to accelerated
wear on motor bearings and vibration.
- Clean impeller and inside housing with mild detergent, water and damp, soft cloth.
- Do not use high pressure cleaner, abrasives, sharp instruments or caustic solvents that may scratch or damage housing and impeller.
- Do not plunge impeller into any fluid.