Flowserve LY Series Limitorque Manuel d'utilisateur

Experience In MotionUSER INSTRUCTIONSLimitorque LY Series:LY 1001, LY 2001 and LY 3001FCD LMENIM1501-00 – 11/11Installation Operation Maintenance L i

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1110The approximate LY actuator weights are provided below.Table 4.1 – Unit

11Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com5.1 Safety Precautions c WARNING: Read this Installation a

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1112 a CAUTION: Do not operate the valve under motor operation without firs

13Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com2. If Torque Nut has been bored and keywayed by Limitorque

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11145.4 Installation Overview a CAUTION: Be sure to complete each step of

15Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comFigure 5.3 – LY 1001, 2001, and 3001 Torque Drive Nut Orien

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1116Table 5.2 – LY Actuator/Mounting Base Tap SizesUnit Type and SizeQtyTa

17Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com5. Adjust the Limit Switches, Mechanical Stops, and Positi

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11185.5 Torque Switch Settings c WARNING: HAZARDOUS VOLTAGE. Turn power OF

19Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com4. Remove the MDPI Plate and flip over for indication of CC

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/112

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1120Figure 5.7 – Limit Switch Setting Nut 4. Rotate the CLOSE Limit Cam CW

21Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com5.8.2 Setting the OPEN Limit SwitchNOTE: When setting the

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11225.9 Mechanical Stops5.9.1 Setting the CLOSED Mechanical Stop on the L

23Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com5.9.2 Setting the CLOSED Mechanical Stop on the LY 2001/30

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11245.9.3 Setting the OPEN Mechanical Stop on the LY 1001Piece numbers ref

25Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com4. Retighten the Screw (piece #147) on the MDPI Dial Plat

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1126Figure 5.13 – Potentiometer Calibration Components4. If the reading is

27Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com6 Operation6.1 Typical LY 1001 OperationLY actuators are a

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11286.2.1 Three-Phase MotorNOTE: Your application may vary from the standa

29Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comFigure 6.1 – Standard Actuator/Three-PhaseBLUYELBRNORGGRYPN

3Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comContents1 Introduction 51.1 Purpose 51.2 User Safety

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1130Figure 6.2 – Three-Phase with Control PackageLimit Switch Contact Devel

31Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comHTR1HTR2RGLOCALREMOTEOCOCTH.OLSSOFFCPTPB3CLOSEPB2STOPPB1OPE

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11326.2.2 Single-Phase MotorNOTE: Your application may vary from the stand

33Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comFigure 6.3 – Standard Actuator/Single-PhaseT2T11 phMOTO RT3

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1134Figure 6.4 – Single-Phase with Control PackagePIN NUMBERCONNECTORNUMBER

35Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comPIN NUMBERCONNECTORNUMBERCONNECTORTB2-12SYMBOL DESCRIPTIONT

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11366.2.3 DC MotorNOTE: Your application may vary from the standard wiring

37Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com6.4 Manual Operation c WARNING: Do not manually operate a

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1138Figure 6.5 – LY 1001 Cover and Associated PartsL i m i t o r q u eNote:

39Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comFigure 6.6 – LY 1001 Top Plate and Associated Parts12782838

4Limitorque LY Series: LY1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11FiguresFigure 2.1 – LY Actuator 6Figure 3.1 – LY Nameplate 7Figure 5.1

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1140Figure 6.7 – LY 1001 Housing and Associated Parts8456571448513114013959

41Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comFigure 6.8 – LY 2001/3001 Cover and Associated Parts6768310

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1142Figure 6.9 – LY 2001/3001 Top Plate and Associated Parts127111214361421

43Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comFigure 6.10 – LY 2001/3001 Housing and Associated Parts5818

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1144Figure 6.11 – LY 3001 Handwheel Assembly4037351193811511641112146391366

45Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com7.1 LubricationNo seal can remain absolutely tight at all t

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11467.1.2 Factory LubricantThe LY actuator gear case is factory-lubricated

47Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com3. Disconnect all electrical leads from the Torque Switch

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1148Remove Declutch Assembly19. Remove Roll Pin (piece #121) and remove De

49Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com4. Install Declutch Assembly (piece #46, 123, 44, and 55)

5Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com1.1 Purpose This Installation and Maintenance Manual explain

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1150Install Top Plate21. Install Top Plate (piece #2) and Hardware (pieces

51Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com9. Lift Top Plate (piece #2) off the LY Housing (piece #1

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/115221. Remove O-Ring (piece #129) and Bearing (piece #33) from the top of

53Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com4. Install Declutch Assembly (piece #46, 48, 123, 122, an

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1154LY 3001 Handwheel Assembly18. Install the Handwheel Gear Assembly (pie

55Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com7.4 Troubleshooting c WARNING: Be aware of electrical hazar

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1156Symptom Possible Cause Corrective ActionUnit operation is noisy Inadeq

57Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comSymptom Possible Cause Corrective ActionMotor overload trip

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1158Table 8.1 – LY 1001 Parts List (Refer to Figures 6.5, 6.6 and 6.7)Piece

59Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comTable 8.1 – LY 1001 Parts List (continued)Piece # Descripti

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/116The LY actuator controls the opening and closing travel of the valve and

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/116060Table 8.2 – LY 2001/3001 Parts List (continued)Piece # Description Qt

61Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com61flowserve.com9 How to Order PartsTo order parts or obtain

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11626210 Regulatory InformationDeclaration of ConformityApplication of Coun

63Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comThis page intentionally left blank.

flowserve.comTo find your local Flowserve representative:For more information about Flowserve Corporation, visit www.flowserve.com or call USA 1 800 22

7Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.com c WARNING: Read this Installation and Maintenance Manual ca

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/1183.2 Inspection and RecordingUpon receipt of the actuator, inspect the c

9Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11flowserve.comPreparation1. Connect internal heaters, if supplied.2. Rep