Service
18
3A1451C
Service
Replacing the Battery
NOTE: Do not change the battery while anything is
shown on the display. You must wait until the unit falls
asleep and the display is blank before you remove the
battery. If you remove the battery while something is
shown on the display, that information will be lost from
memory.
To change the battery, remove the battery cover, and
replace the old battery with a new battery (F
IG
. 20).
Replacing the Nozzle
If the nozzle begins to leak, replace it. Refer to Install-
ing Extension and Nozzle on Meter instructions, on
page 6
.
Security Seal
The security seal is used to prevent access to the inside
of the meter and tampering with the meter settings. See
F
IG
. 21.
Replacing the Filter
1.
Follow the Pressure Relief Procedure, page 4.
2.
Unscrew the hose from the swivel (4).
3.
Remove the o-ring (8b) and the filter (8a) from
inside of the swivel (4) with an o-ring pick.
4.
Push the new filter (8a) into the swivel (4), and make
sure it is properly seated.
5.
Replace the o-ring (8b).
6.
Thread the hose back into the swivel (4).
Only replace the battery in a non-hazardous loca-
tion, away from flammable fluids or fumes. See Tech-
nical Data, page 19 for approved batteries.
F
IG
. 20
ti11362a
ti11362a
F
IG
. 21
Orient the new filter (8a) so the concave side of the
screen faces downstream, as shown below
F
IG
. 22
Tabs for tamper-evident
security seals, one on
each side of meter, pre-
vent opening the cover.
ti11363a
do
wn
str
ea
m
8b
8a
4
ti8235
