ECOTEST MKS-UM Operating Manual page 93

3.1.2 Safety measures
Safety measures during maintenance fully comply with safety measures
presented in 2.2.1 of the OM
3.1.3 Maintenance procedure of the device
3.1.3.1 External examination
Exanine the device in the following order:
а) check the technical condition of the device surface, integrity of seals, absence
of scratches, traces of corrosion, and surface damage; the condition of the O ring of
the battery compartment lid, the condition of the protection gaskets of ABG probe's
alpha and beta counters, the condition of the ABG probe's protection cover O ring,
the condition of the O rings for screws used to fasten ABG probes's protection cover;
b) check the condition of contacts in the USB connection point.
3.1.3.2 Delivery kit completeness check
Check if the delivery kit of the dosimeter is complete according to Table 1.4.
3.1.3.3 Operability check of the dosimeter
3.1.3.3.1 Checking the dosimeter's operability and its procedure is carried out
in accordance with 2.3.6 of the OM.
3.1.3.4 Battery replacement
3.1.3.4.1 If the dosimeter's battery is out of order or its capacity is
significantly low it should be replaced. Do the following (Figure 3.1):
1 – open the battery compartment lid by pressing it and turning it
counterclockwise;
2 – remove the old battery from the compartment and insert the new one
observing the polarity;
3 – close the battery compartment lid by pressing it and turning it clockwise.
Figure 3.1 – Battery replacement
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