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Curtiss-Wright | GSM Series      Rev. U      PN29959      3/28/17 

26 

 

 

Brake does not hold 
load in place. 

1.  Load is larger than the capacity of the brake. 
   -check load level against actuator rating. 
   -oil lubricated units reduce holding capacity of 
 

the brake. 

2.  Brake is not engaged. (Power is not removed 
 

from brake) 

3.  Brake is being used as other than a power loss 
 

holding brake.  

Actuator is 
overheating. 

1.  Insufficient cooling for application requirements. 
 

See oil cooling section of this manual or Exlar 

 

catalog or contact Exlar engineering. 

2.  Actuator is being operated outside of 
 

continuous ratings. 

3.  Amplifier is poorly tuned causing excessive 
 

unnecessary current to be applied to motor. 

 

Check Gain settings.  

 
 

6.1 Returning a Product for Repair 

STANDARD EVALUATION AND REPAIR LEADTIME: 

 

Lead-time is dependent upon production capacity and level of 
demand. Please contact the factory for current lead-time. 

EXPEDITED EVALUATION LEADTIME: 

 

An additional charge per unit can be quoted to expedite an 
evaluation. 

 

Ability to expedite is dependent upon production capacity and 
level of demand. Please contact the factory for current expedited 
evaluation lead-time. 

PROCEDURE: 

 

Please discuss the return with Exlar Technical Support prior to 
requesting an RGA number to see if it is possible to resolve the 
issue prior to return. 

 

If it is determined that an RGA number is required, please do so 
by completing an online RGA request form located at 
http://exlar.com/return-authorization-request/ 

  International Repairs: Closely follow instructions provided by 

the Exlar Returned Goods Administrator. Failure to comply 
with issued instructions may result in delays for repair and 
return. 

 

Exlar requires a purchase order at the time of RGA; $750 on 
warranty returns (refunded if warranty status is confirmed by the 
factory), or for the desired service package charge per unit on all 
non-warranty units.  

 
 

Содержание GSM20

Страница 1: ...operation of the equipment described herein and any associated motion products that may appear in this document Information in this document pertaining to equipment not furnished by Exlar should be co...

Страница 2: ...tallation and Operation 13 3 1 Lubrication Requirements 13 3 2 Mounting Configurations 13 3 3 Mounting Considerations 13 3 4 General Operation 14 3 5 Manual Drive Operating Instructions 15 4 0 Mainten...

Страница 3: ...eals wipers bearings brakes bushings gears splines and roller screw parts are considered wear parts and must be inspected and serviced on a regular basis Any damage caused by failure to properly lubri...

Страница 4: ...in use today In applications varying from food and beverage packaging to multi axis turning centers to aircraft assembly the GSM Series of actuators show incredible performance and durability The hig...

Страница 5: ...iderable time period after incoming power is removed Take care to insure that the amplifier has discharged all power 2 2 Typical System Wiring Please refer to www exlar com for information on connecto...

Страница 6: ...aligned differently it is recommended that Exlar be contacted and arrangements made to have that procedure performed Feedback Wiring The wiring of the feedback device is critical to the operation of...

Страница 7: ...ace of the actuator require no looping 2 5 GSM Series Linear Actuator Anti rotation Option The unique design of the GSM Series linear actuators allows the extending rod to rotate This simplifies the s...

Страница 8: ...d of travel limit switches or home position sensors in low profile extruded channel housing A bracket with inductive proximity switches mounts to the tie rods and senses a traveling magnet inside the...

Страница 9: ...witches are 9 30 VDC powered PNP output with either normally open or normally closed logic operation depending on the switch configuration ordered Below is a diagram indicating which logic operation w...

Страница 10: ...m moving The holding brake is permanent magnet engaged and electrically released The mechanical advantage of the roller screw allows the holding brake to prevent back driving of the load The holding c...

Страница 11: ...ake leads refer to the wiring information at www exlar com cables connections The rear brake option adds length to the dimensions of the GSM actuators as follows See drawings in Section 5 2 GSM20 Add...

Страница 12: ...ss of liquids The suffix digit represents conditions of motion during the operation Digit 1 Ingress of Solid Objects The IP rating system provides for 6 levels of protection against solids 1 Protected...

Страница 13: ...oil provide outstanding protection against wear rust corrosion and high or low temperature degradation Mobilith SHC allows for very low starting and running torque values Its operating range is 40 C...

Страница 14: ...mplifiers consult the sizing and selection section of the Exlar catalog Motor RMS current must be maintained at a level below the continuous current rating of the GSM Series actuator or damage to the...

Страница 15: ...il you feel you have bottomed out the manual drive Constant downward force is required to maintain engagement during operation 2 Give the hex a slight turn while observing if you are moving the rod or...

Страница 16: ...ed screw actuator Refer to the exploded view on the page 20 1 Remove the actuator assembly from the machine by disconnecting the cables main rod coupling and actuator mounting bolts or fasteners 2 If...

Страница 17: ...r Preloaded screws require special tooling and procedures for proper disassembly and reassembly Contact Exlar to arrange for maintenance of a preloaded screw actuator 5 When the face plate is removed...

Страница 18: ...well Use the following amounts of grease for each size roller screw and bearing GSM20 0 5 in3 GSM30 0 75 in3 GSM40 1 00 in3 4 3 Reassembly 1 Rethread the roller screw into the internally threaded cyli...

Страница 19: ...eously by partially tightening each in an opposing corner pattern until each is torqued to the rated value shown below GSM20 30 lbf in 2 5 lbf ft 3 39 N m GSM30 90 lbf in 7 5 lbf ft 10 16 N m GSM40 24...

Страница 20: ...r wrench remove existing seal from actuator face plate and slide off the actuator rod This will require the removal of any rod attachments One source for gland wrenches is Martin Fluid Power https www...

Страница 21: ...nd on to the actuator rod and to the face plate 5 Using the appropriate gland and spanner wrench tighten the seal to the proper torque level indicated in the previous table 5 0 CLASS 1 DIVISION 2 OPTI...

Страница 22: ...ed terminals and stainless steel spring clamps for resistance to corrosion and vibration Spring clamp design to minimize stress relaxation and maintain contact force even under vibration To use spring...

Страница 23: ...Series Rev U PN29959 3 28 17 23 3 Make sure exposed wire is in the clamp not insulated wire 4 Remove the screwdriver The clamp pressure will keep the wire in place No exposed wire should protrude pas...

Страница 24: ...5 3 Terminal Box Dimensions 6 0 TROUBLESHOOTING PROCEDURES This section provides you with guidelines and hints on troubleshooting various problems that may be encountered during installation and opera...

Страница 25: ...es are wired incorrectly or in incorrect order R S T 6 Feedback resolver or encoder is improperly aligned Contact Exlar Actuator cannot move load 1 Load is too large for the capacity of the actuator o...

Страница 26: ...mand Please contact the factory for current lead time EXPEDITED EVALUATION LEADTIME An additional charge per unit can be quoted to expedite an evaluation Ability to expedite is dependent upon producti...

Страница 27: ...Curtiss Wright GSM Series Rev U PN29959 3 28 17 27 7 0 CERTIFICATIONS...

Страница 28: ...hich can be easily understood by that authority Importers shall ensure that while apparatus is under their responsibility its storage or transport conditions do not jeopardize its compliance with the...

Страница 29: ...Curtiss Wright GSM Series Rev U PN29959 3 28 17 29...

Страница 30: ...Curtiss Wright GSM Series Rev U PN29959 3 28 17 30...

Страница 31: ...Curtiss Wright GSM Series Rev U PN29959 3 28 17 31...

Страница 32: ...Curtiss Wright GSM Series Rev U PN29959 3 28 17 32...

Страница 33: ...Curtiss Wright GSM Series Rev U PN29959 3 28 17 33...

Страница 34: ...Curtiss Wright GSM Series Rev U PN29959 3 28 17 34...

Страница 35: ...ter passing a rigorous set of design and testing criteria developed by CSA International C22 2 No 139 This label indicates that CSA certifies this product to be safe when installed according to the in...

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