K-Patents PR-23-SD Generation 1 User Manual

Page 23

Safe-Drive™ Process Refractometer PR-23-SD Best Practices, Generation 1

1. Close the steam supply.
2. Close the 1/4” ball valve

(

1).

3. Remove the incoming

steam pipe from the 1/4”
ball valve (

2).

NOTE: Do not remove the

check valve!

4. Remove the nozzle guide

(

3).

5. Loosen the nozzle nut

1/4 turn at time with a 22
mm / 7/8 in wrench until
you can pull the nozzle
about 150 mm / 6 in
outwards (

1).

IMPORTANT: Do not open

the nozzle not for more than

2 turns.

6. Close the 3/8” ball valve

(

2).

7. Loosen the nozzle nut

entirely (

3).

NOTE: Only little process

liquid should flow from the

nozzle. If process liquid

keeps on flowing, the nozzle

isolation valve is damaged

and it is not safe to remove

the nozzle. Do not proceed

with nozzle removal.

8. Pull the nozzle out of the

isolation valve (

4).

WARNING: The nozzle tip is

hot and may be covered with

liquor. It is recommended

to rinse the nozzle tip and

the isolation valve with hot

water.

LOCK

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