Replacement Procedures, - Beckman Coulter LH 780 Instructions Manual

3.1 REPLACING AIR FILTERS
Procedure
CAUTION Risk of damage. A dirty air filter can cause overheating. Check the filters and clean as needed.
1. Go to the Numeric Keypad.
POWER OFF
2. Press
3. Turn off the main breaker on the Power Supply.
WARNING Risk of personal injury. A shock hazard exists if the power cord is connected. Unplug the
primary power cord before performing these procedures.
4. Disconnect the primary power cord at the source (not at the power supply).
5. Locate and remove the air filters.
For Analyzer
For Power Supply
Air Filters can be found on both sides and on the bottom of the power supply.
PN 773023AC
3
.
D i s k - s h a p e d
r e t a i n e r
REPLACEMENT PROCEDURES
a. Loosen the screws on the back
of the Analyzer.
b. Open the back of the Analyzer.
c. Pull the air filter down over
the disk-shaped retainer on
the screws to remove the air
filter.
3
3-1