Calibrating The 4008 Hdf Scales - Fresenius Medical Care 4008 HDF Technical Manual

3.3

Calibrating the 4008 HDF scales

CALIBRATION
CALIB. HDF-SCALE
CHECKING HDF-SCALE!
calib. Switch ON?
Fresenius Medical Care
3-8
Fresenius Medical Care 4008 HDF 3/11.97 (TM)
Confirm
Confirm
Confirm
Confirm
Single
Needle
Override
Test
Prime
Note:
The prompts shown in the text dis-
play have to be run through correctly
by the technician since no direct re-
turn signal is given by the scales.
Switch off hemodialysis machine.
Set service switch to ON (top).
Switch on hemodialysis machine.
Press the Confirm key.
Select
Select CALIB. HDF-SCALE by pressing
Select
the
Press the Confirm key.
Brief text display.
Select
Display on scales is not illuminated.
Text display.
Select
Open housing of scales at the back.
Set calibration switch for the scales in
ON position.
0
Press the Override key.
–10
–20
–30
–40
and keys.