Shellab SHC28R-2 - Manual (Page 11)

11
MAINTENANCE
NOTE: Prior to any maintenance or service on this unit, disconnect power cord from
the power supply. Service of any electrical components should only be performed
by personnel who are qualified and familiar with the use and function of these
components.
8.1 Clean the chamber interior. Remove and clean shelves and shelf clips on a periodic
basis using a disinfectant that is suitable to your application. DO NOT USE
chlorine-based bleaches or abrasives as this will damage the stainless steel
interior. DO NOT USE spray cleaners that might leak through openings and cracks
and get on electrical parts or that may contain solvents that will harm the coatings. A
similar periodic cleaning is recommended.
WARNING: Never clean the unit with alcohol or flammable cleaners with the unit
connected to the electrical supply. Always disconnect the unit form the electrical
service when cleaning and assure all volatile or flammable cleaners are evaporated
and dry before reattaching the unit to the power supply.
8.2 When washing interior of unit, handle the gasket carefully, as not to impair the
positive seal. NOTE: DO NOT REMOVE TEFLON TAPE FROM DOOR, IT IS
THERE TO PREVENT THE DOOR FROM STICKING TO THE GASKET.
8.3 All electrical components are accessible from the top of the unit. Remove nuts
around edge of top and lift top off.
8.4 There is NO maintenance required on the Main Temperature Controller, Over
Temperature Safety, Main Temperature Probe, Humidity Control, or Humidity
Sensor.
8.5 If the chamber fails to maintain temperature, review Section 8.0 before calling for
service.
Section
8