MIUM0001_REV01_ RKB_20140130 MIUM ENG.docx
13
Monthly maintenance
Air filters
Filter section can be entered through bottom panel; dismounting it the filter can be extracted.
For the cleaning, utilize a vacuum cleaner or wash with normal detergent and warm water, allow to dry well. Remember
to assemble the filter before operating the unit; replace a new filter after max 3 cleaning cycles. In case of soft bag filte r
(option), replace it when dirty.
Condensation discharge
Remove side panel and clean, if necessary, the dirt and impurities that have formed in the condensation tray. Also check
the efficiency of the trap.
Water coil
Check that the coil exchanger (optional) is clean and in perfect state to guarantee the normal levels of performance.
Yearly maintenance
Check that all the electrical equipment, in particular the fixing of the electrical connections.
Check the tightness of all nut, bolts, flanges and hydraulic connections that the vibrations of the machine may have
loosened.
8
–
T
ROUBLESHOOTING
Failure searching and problem solving schedule
Founded failure
Probable cause
Possible solution
Fans are not running
Power supply is switched off
Wrong
or
loose
electrical
connections
Motors on thermal protection mode
Switch on the power supply
Restore the right connections
Check motor current
Air performance decreasing
Air filter dirty
Air duct blocked
Clean or replace filter
Check air system (are dampers
open ?)
Condensate water stays inside the
unit
Condensate drainage blocked
Missing or not adequate trap
Clean or free the drainage
Install a right trap
9
–
M
ATERIAL
D
ISPOSAL
At the end of unit’s lifetime, its components must be dismantled and disposed of respecting the operational regulations
present in its country of installation.
The materials that the unit is constructed of are:
-
Precoated galvanized steel sheet metal
-
Galvanized steel sheet metal
-
Aluminum
-
Copper
-
Polyester
-
Polyethylene
-
Glass wool
-
Plastic
During disconnection of the unit, avoid gas leakage or liquid spillage on environment, especially if the water has additives
like glycol. For dismissing and disposal, deliver the units to specialized centers according to your national laws.