Grundfos MS6000 Service Instructions

English (GB)
3
English (GB) Service instructions
CONTENTS
Page
1. General information
1.1 Position numbers
Position numbers of motor parts (digits) refer to section
13. Exploded drawing of MS6000 and position numbers of
service tools (letters) refer to section 4. Service tools.
1.2 Before dismantling
• Switch off the power supply to the motor.
• Disconnect the power supply cable in accordance with
local regulations.
1.3 Before assembly
• Clean and check all parts.
• Replace defective parts by new parts.
• Order the necessary service kits.
• Always replace O-rings when the motor is serviced.
1.4 During assembly
• Lubricate and tighten screws to the correct torque. See
section 3. Tightening torques and lubricants.
2. Identification
2.1 Nameplate
Fig. 1 Nameplate
2.2 Frequency converter operation
If the motor has been connected to a frequency converter, the
temperature transmitter is damaged. Change the nameplate by
striking through "Transmitter temp". The change must be
permanent - use for instance an engraving stylus. See fig. 2.
Fig. 2 Nameplate with change
1. General information
3
1.1 Position numbers
3
1.2 Before dismantling
3
1.3 Before assembly
3
1.4 During assembly
3
2. Identification
3
2.1 Nameplate
3
2.2 Frequency converter operation
3
2.3 Product number key
4
2.4 Type key
5
3. Tightening torques and lubricants
6
4. Service tools
6
4.1 Standard tools
7
4.2 Special tools
7
4.3 Torque tools
7
5. Checking of motor/failure analysis
7
6. Dismantling of MS6000
8
6.1 Checking of parts
8
6.2 Replacement of wear parts
8
7. Assembly of MS6000
9
8. Dismantling of MS6000F
11
8.1 Checking of parts
11
8.2 Replacement of wear parts
11
9. Assembly of MS6000F
12
10. Filling procedure with a syringe
14
11. Final check
14
12. Maintenance and service
15
12.1 Fault finding
15
1. Checking the motor and cable
16
1.1 Insulation resistance
17
2. Winding resistances
18
2.1 MS6000T40
18
2.2 MS6000T60
19
2.3 Resistance values for cables
21
2.4 Cable connection
21
13. Exploded drawing of MS6000
22
14. Exploded drawing of MS6000F
23
Warning
Prior to service work, read these service
instructions carefully. Installation and service
work must comply with local regulations and
accepted codes of good practice.
Observe the safety instructions in the installation
and operating instructions for the product.
TM05 9767 4413
Pos. Description
1 Output power in [kW] and [hp]
2
Product number
- 78XXXXXX: Product without packaging
3 Frequency
4 Type designation
5 Number of phases
6 Supply voltage
7
Maximum liquid temperature at minimum flow past the
motor
8 Motor designed for continuous operation (S1)
9 Built-in Tempcon temperature transmitter
10 CE mark and approvals
11 Maximum operating pressure
12 Locked-rotor current in kVA per hp
13 Connection
14 Country of production
15 Insulation class
16 Enclosure class
17 Net weight in [kg] and [lb]
18
Rated speed min
-1
19 Cos φ
20 Production code
21 Rated current
22 Serial number
23 Service factor
24 Model (C = third generation)
DK-8850 Bjerringbro, Denmark
MS6000REST40 No. 78195620 Model C S/N 10000001
Phase Voltage
PC P21242
Frequency SF Max. SF C. Cos n P
2
P
2
［-］［V］［Hz］［kW］［hp］［-］［A］［-］［min ］
-1
3 440 60 30 40 1.15 66.5 0.87 3430
3 415 50 30 66.5 0.80 2870
3 400 50 30 66.5 0.83 2860
3 380 50 30 68.5 0.87 2840
3 460 60 30 40 1.15 64.0 0.85 3450
3 480 60 30 40 1.15 63.0 0.82 3470
t
max
Liquid °C40 at 0.15 m/s/ °F86 at 0.5 ft/s Connection D Weight 78 kg / 172 lb
Transmitter temp.
p
max
60 bar kVA code HDuty S1 IP 68 Ins. cl. F
MADE IN HUNGARY
4
10
16
3
9
15
2
8
14
1
7
13
5
11
17
6
12
18
22 21 20
19
2324

Grundfos MS6000 Specifications

General

Brand	Grundfos
Model	MS6000
Category	Engine
Language	English