Maintenance
I
5-11
5
Maintenance
Reassembling Pump Motor and Seal
(3 Hp, 50Hz and 5 to 10 Hp, any frequency units)
The following procedure can be used on all models with 5 to 10 Hp motors for disassem-
bly:
1
Gently press stationary half of pump seal into motor adapter being careful not
damage rotating / non-rotating seal interface surface.
2
Slide motor adapter assembly on to motor shaft.
3
Install and tighten the four (4) bolts to 37 ft lbs {50.12 N
·
m}. Holding the motor
adapter on to the motor being careful to maintain the adapter perpendicular to
the shaft.
4
Slide the shaft sleeve over top of shaft.
5
Slide the rotating portion of the shaft seal on to the shaft with the spring on the
impeller side.
6
Align the impeller and screw on to shaft.
7
Place a small amount of Blue Loc-Tite #271 on the impeller bolt thread.
8
Install the impeller bolt and washer on the shaft, tighten to 20 ft-lbs {27.12 N
·
m}.
9
Place pump to adapter o-ring on motor adapter if removed. Locate the o-ring in
the groove on the adapter without residual twist.
10
Locate the motor and motor adapter assembly on the pump casing. Install the
eight (8 )bolts, tightening to 37 ft-lbs {50.12 N
·
m}.
Tools Required
r
9/16-inch wrench
r
Flat-blade screwdriver
r
9/16-inch deep socket
r
Blue Loc-Tite
®
(271)
Time Required
60 Minutes
Summary of Contents for Thermolator TW-P
Page 6: ...iv I Table of Contents ...
Page 12: ...1 6 I Introduction ...
Page 36: ...3 14 I ...
Page 58: ...4 22 I Operation ...
Page 72: ...5 14 I Maintenance ...
Page 128: ...E 4 I Appendix ...
Page 134: ...G 4 I Appendix ...
Page 136: ...H 2 I Appendix ...