Maintenance, Repair; Working Safely - Bosch PSU 5000 Series Instructions For Assembly And Operation Manual

Maintenance, repair

Working safely

1070 078 224--- 109
PSU 5000 / PSG 3000
Instructions for Assembly and Operation Safety instructions
WARNING!
! -- Danger of life through electrical voltage!
Prior to any maintenance work -- unless described otherwise -- the system must
always be switched off! In the event of necessary measurement or test proce-
dures on the active system, the applicable safety and accident prevention regu-
lations must be strictly observed. In any case, suitable insulated tools must be
used!
-- Danger of life through electrical voltage!
If the inverter housing is to be opened, switch off the system and wait for at least
5 minutes for the inverter to de--energize.
-- Danger of life through inappropriate EMERGENCY--OFF facilities!
EMERGENCY--OFF facilities must be operative in all modes of the system. Re-
leasing the EMERGENCY--OFF facility must by no means result in an uncon-
trolled restart of the system!
-- Danger of explosion of batteries!
Batteries must not be opened forcefully, recharged, soldered at the cell body or
thrown into fire!
Replace empty batteries with new ones only!
ATTENTION!
-- The right to perform repair/maintenance work on the timer compenents is re-
!
served to the BOSCH service department or to repair/maintenance units autho-
rized by BOSCH!
-- Only use spare parts/replacement parts approved by BOSCH!
-- Spent batteries or accumulators must be disposed of as hazardous waste.
WARNING!
-- During operation of the welding equipment welding splashes are to be ex-
!
pected! The consequence may be injuries to the eyes or burns. Therefore:
` wear protective goggles
` wear protective gloves
` wear flame--retardant clothes
-- Danger of injury at sheet metal edges and danger of getting burnt at the parts to
be welded!
Therefore: ` wear protective gloves
NOTE
-- The strong magnetic fields arising in connection with resistance welding may
cause lasting damages to wrist watches, pocket watches, or cards with magne-
tic stripes (e.g. EC cards).
Therefore, you should not carry any such items on you when working in the di-
rect vicinity of the welding equipment.
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