Richter RMA-B Series (ASME) - Manual (Page 4)

Series RMA-B close-coupled design Page 4
9475-055-en Revision 14
TM 8256 Edition 06/2011
1.1 Tightening torques
Screws greased, tighten in diametrically opposite
sequence
Housing screws 901/3
Size No. x size Tightening torque
[inch] [ASME] [in-lbs] [Nm]
1,5"x1"x6" 8 x ½“ 415 47
3"x1,5"x6" 8 x ½“ 415 47
3"x2"x6" 8 x ½“ 415 47
1,5"x1"x8" 10 x ½“ 390 44
3"x1,5"x8" 12 x ½“ 415 47
3"x2"x8" 12 x ½“ 415 47
4"x3"x8" 12 x ½“ 415 47
3"x2"x10" 12 x 5 /
8
“ 743 84
Pipe screws, flanges to ASME B16.5 Class 150
DN No. x size Tightening
torque
[inch] [ASME] [in-lbs] [Nm]
1“ 4 x ½“ 70 8
1½“ 4 x ½“ 135 15
2“ 4 x 5/8“ 220 25
3“ 4 x 5/8“ 400 45
4“ 8 x 5/8“ 310 35
1.2 Type plate, dry-running, ATEX
and housing markings
The stainless steel type plate is undetachably riveted
to the adapter.
If the operator attaches his identification, it must be
ensured that the pump matches the application in
question.
Example of type plate:
Dry-running:
ATEX marking:
Housing identification:
The following are visible on the housing according to
DIN EN 19:
Nominal size
Rated pressure
Housing material
Manufacturer's identification
Melt number/Foundry identification
Cast date
1.3 Spareparts
Spare parts for two years of continuous operation in
accordance with DIN 24296 and in consultation with
the manufacturer