Grundfos CRN MAGdrive 5 User manual

CRN MAGdrive without motor
GRUNDFOS INSTRUCTIONS
Supplement to installation and operating instructions for CRN
Grundfos.bk Page 1 Monday, June 15, 2009 9:37 AM

2
LIMITED WARRANTY
Products manufactured by GRUNDFOS PUMPS CORPORATION (Grundfos) are warranted
to the original user only to be free of defects in material and workmanship for a period of
24 months from date of installation, but not more than 30 months from date of manufacture.
Grundfos' liability under this warranty shall be limited to repairing or replacing at Grundfos'
option, without charge, F.O.B. Grundfos' factory or authorized service station, any product
of Grundfos' manufacture. Grundfos will not be liable for any costs of removal, installation,
transportation, or any other charges which may arise in connection with a warranty claim.
Products which are sold but not manufactured by Grundfos are subject to the warranty
provided by the manufacturer of said products and not by Grundfos' warranty. Grundfos will
not be liable for damage or wear to products caused by abnormal operating conditions,
accident, abuse, misuse, unauthorized alteration or repair, or if the product was not installed
in accordance with Grundfos' printed installation and operating instructions.
To obtain service under this warranty, the defective product must be returned to the
distributor or dealer of Grundfos' products from which it was purchased together with proof
of purchase and installation date, failure date, and supporting installation data. Unless
otherwise provided, the distributor or dealer will contact Grundfos or an authorized service
station for instructions. Any defective product to be returned to Grundfos or a service station
must be sent freight prepaid; documentation supporting the warranty claim and/or a Return
Material Authorization must be included if so instructed.
GRUNDFOS WILL NOT BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL
DAMAGES, LOSSES, OR EXPENSES ARISING FROM INSTALLATION, USE, OR ANY
OTHER CAUSES. THERE ARE NO EXPRESS OR IMPLIED WARRANTIES, INCLUDING
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, WHICH EXTEND
BEYOND THOSE WARRANTIES DESCRIBED OR REFERRED TO ABOVE.
Some jurisdictions do not allow the exclusion or limitation of incidental or consequential
damages and some jurisdictions do not allow limit actions on how long implied warranties
may last. Therefore, the above limitations or exclusions may not apply to you. This warranty
gives you specific legal rights and you may also have other rights which vary from
jurisdiction to jurisdiction.
Grundfos.bk Page 2 Monday, June 15, 2009 9:37 AM

3
1. Fitting the magnetic drive, motor stool and
motor
See also installation and operating instructions for CR, CRI, CRN
– Grundfos literature number L-CR-TL-001. Also refer to the CRN
MAGdrive installation and operating instructions, L-CRN-TL-01.
These instructions must be followed when removing the motor
stool and when fitting the magnetic drive, motor stool and motor.
1.1 CRN 1s, 1, 3, 5, 10, 15, 20:
.5 to 3 Hp.
Procedure and illustrations
See page 4.
Hardware
See page 5.
The position numbers refer to the illustrations on page 4.
Bolt size and flange thread will vary with the motor size.
1.2 CRN 1s, 1, 3, 5: 5 to 7.5 Hp
CRN 10, 15, 20: 5 to 25 Hp
CRN 32, 45, 64, 90: 5 to 30 Hp.
Procedure and illustrations
See page 6.
Hardware
See page 7.
The position numbers refer to the illustrations on page 6.
Caution
If the motor stool is not fitted
correctly, the pump bearings may
be damaged.
Note
CRN 1s, 1, 3, 5 pumps fitted with
7.5 Hp motors are fitted with an
additional spacer flange.
Subject to alterations.
Grundfos.bk Page 3 Monday, June 15, 2009 9:37 AM

4
CRN 1s, 1, 3, 5, 10, 15, 20: 1/2 to 3 Hp
Step Illustration Step Illustration
A1
TM04 2269 2208
A2
TM04 2270 2208
A3
TM04 2273 2208
A4
TM04 2274 2208
A5
TM04 2276 2208
A6
TM04 2277 2208
A7
TM04 2278 2208
Pos 3/6
1
2
3
Pos 2
Pos 1
1
43
2
1
2
3
Pos 3
½
Pos 4
Grundfos.bk Page 4 Monday, June 15, 2009 9:37 AM

5
Overview of hardware
*Bolt size and flange thread will vary with the motor size.
Pos. Quantity and dimension Fixing parts Torque
12xM6
TM04 2350 2408
4.4 ft.-lbs.
2* 4 x 3/8"
TM04 2351 2408
17 ft.-lbs.
2* 4 x 1/2"
TM04 2351 2408
30 ft.-lbs.
34xM12
TM04 2353 2408
44 ft.-lbs.
44xM4x8
TM04 2352 2408
1.5 ft.-lbs.
64
TM04 2354 2408
Grundfos.bk Page 5 Monday, June 15, 2009 9:37 AM

6
CRN 1s, 1, 3, 5: 5 to 7.5 Hp
CRN 10, 15, 20: 5 to 25 Hp
CRN 32, 45, 64, 90: 5 to 30 Hp
Step Illustration Step Illustration
B1
TM04 2279 2208
B2
TM04 2281 2208
B3
TM04 2282 2208
B4
TM04 2283 2208
Pos 1
0 mm
Pos 2*
Pos 5*
2
3
1
Pos 4
Grundfos.bk Page 6 Monday, June 15, 2009 9:37 AM

7
Overview of hardware
* Bolt size and flange thread will vary with the motor size.
Pos. Quantity and dimension Fixing parts Torque
12xM6
TM04 2350 2408
4.4 ft.-lbs.
2* 4 x 3/8"
TM04 2351 2408
17 ft.-lbs.
2* 4 x 1/2"
TM04 2351 2408
30 ft.-lbs.
34xM12
TM04 2353 2408
44 ft.-lbs.
44xM4x8
TM04 2352 2408
1.5 ft.-lbs.
64
TM04 2354 2408
Grundfos.bk Page 7 Monday, June 15, 2009 9:37 AM

Being responsible is our foundation
Thinking ahead makes it possible
Innovation is the essence
96834919 0908
L-CRN-TL-03 US
New 0609
U.S.A.
GRUNDFOS Pumps Corporation
17100 West 118th Terrace
Olathe, Kansas 66061
Phone: [phone]
Telefax: [phone]
www.grundfos.com
Canada
GRUNDFOS Canada Inc.
2941 Brighton Road
Oakville, Ontario
L6H 6C9
Phone: [phone]
Telefax: [phone]
México
Bombas GRUNDFOS de México S.A. de C.V.
Boulevard TLC No. 15
Parque Industrial Stiva
Aeropuerto
Apodaca, N.L.C.P. 66600
Phone: [phone]
Telefax: [phone]
Grundfos.bk Page 9 Monday, June 15, 2009 9:37 AM