OPERATION AND MAINTENANCE MANUAL
TR-IS SERIES
Centrifugal Pump
10
TR-IS
A
SS
E
M
B
L
Y
2. ASSEMBLY OF THE ADAPTER TO THE MOTOR
Place the stainless adapter (
15
) on the motor flange and fasten it with hexagonal screws.
Tighten to the torque values recommended in
Chart 1
.
Chart 1
–
Torque values for tightening the adapter screws
Torque ft-lb
Models NEMA
Models IEC
20
Frame
56
to
1
4
Frame
80
to
90
55
Frame
18
to
25
Frame
100
to
160
70
Frame
28
Frame
180
110
Frame
32
to
36
Frame
200
to
225
For
“C” face
NEMA motors, use the four hexagonal screws (
18A
).
Figure B
.
Figure B
For
“FF” face (B5 flange)
IEC motors, use the four hexagonal screws (
18A
) and the
hexagonal nuts (
18B
).
Figure C
.
Figure
C
18A
15
