Flowserve NRGS 11-1 - Manual (Page 11)

11
Installation
– continued –
Table 1
NRGS 16 -1 S
9. Check seating surfaces and place flat gasket on connection standpipe.
0. Place blind flange with bore together with level electrode onto connection
standpipe and fix with bolts. Tighten bolts in diagonally opposite pairs. Fig. 4
1
Function
e. g. First low-level alarm
e. g. Feed pump ON
e. g. High level alarm
e. g. Fee pump OFF
Function Electrode tip
3
4
2
1
Length [mm]
Attention
■ The seating surfaces of the threads or flange provided on the vessel or
boiler standpipe must be accurately machined. Fig. 5
■ Do not bend electrode tip when mounting.
■ Do not lag electrode body.
Note
■ For the approval of the boiler standpipe with connecting flange the
relevant local and national regulations must be considered.
■ See four examples of installation on page 19.
Tools
■ Open-end spanner 41 mm A. F. to DIN 894
■ Bolt cutter
■ Hacksaw
■ Flat file, medium cut
Please enter length and function.
D