CR SERVICE MANUAL
CR, CRN 32•45•64•90
Dismantling &
Reassembly
CONTENTS
TORQUES
Position
Number
7a
Screw for Guard .......................................... 6 ft.-lbs./8 Nm
9
Coupling Screws ..................................... 63 ft.-lbs./85 Nm
26b
Allen Screw for Strap ............................ 11 ft.-lbs./15 Nm
28
Allen Screw Motor
Stool to Pump Head .............................. 46 ft.-lbs./62 Nm
28a
Allen Screw for Motor
1/2" x 13 UNC, 3-40 HP ........................ 30 ft.-lbs./40 Nm
5/8" x 11 UNC, 50-60 HP ...................... 59 ft.-lbs./80 Nm
31
Allen Screw for Bottom
Stationary Bearing ...................................... 6 ft.-lbs./8 Nm
36
Staybolt Nut ..........................................74 ft.-lbs./100 Nm
48
Split Cone Nut ......................................... 52 ft.-lbs./70 Nm
58a &
58d
Allen Screw Seal Carrier ....................... 46 ft.-lbs./62 Nm
67
Allen Screw for Shaft Bearing............. 23 ft.-lbs./31 Nm
113
Allen Set Screw for Shaft Seal ................. 6 ft.-lbs./8 Nm
GRUNDFOS
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