KERN & SOHN KFU 1500V30M - Manual (Page 11)

KFU-IA-e-1211 11
8 Service, maintenance, disposal
Before any maintenance, cleaning and repair works, separate the
device from mains voltage.
8.1 Daily checks
 Ensure that all the four feet touch the floor.
 Ensure that the connection cable to the display unit and the mains connection
cable of the display unit are not damaged.
 Make sure that the balance is free of dirt, especially under the edges of the
balance.
8.2 Cleaning
! Remove regularly corrosive substances.
! Keep IP protection.
! Do not point a water or steam jet onto the weighing cells.
U-weighing bridge, painted steel
 Clean the weighing system with a soft cloth soaked in mild cleaning agent.
Ensure that no liquid penetrates into the device. Rub with a dry clean cloth.
U-Weighing bridge, stainless steel
 Clean the stainless steel parts with a soft cloth soaked in cleaning agent
appropriate for stainless steel.
 For stainless steel sheet do not use cleaning agents which contain sodium
hydroxide, acetic acid, hydrochloric acid, sulphuric acid or citric acid.
 Do not use metallic brushes or cleaning sponges of steel wool as this will cause
superficial corrosion.
8.3 Service, maintenance
 The appliance may only be opened by trained service technicians who are
authorized by KERN.
 Make sure that the weighing system is calibrated regularly, see chap. Testing
instruments control.
8.4 Disposal
 Disposal of packaging and appliance must be carried out by operator according
to valid national or regional law of the location where the appliance is used.