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Page 12

688 Manual 

CHAPTER 5 - SERVICE AND WARRANTY INFORMATION

T

he warranty will only apply if the warranty has been registered online from the Garnet 

Instruments registration web page.  

DISCLAIMER OF WARRANTY ON HARDWARE

Garnet Instruments warrants equipment manufactured by Garnet to be free from defects in 
material and workmanship under normal use and service for a period of one year from the date 
of sale from Garnet or an Authorized Dealer.  The warranty period will start from the date of 
purchase or installation as indicated on the warranty card.  Under these warranties, Garnet shall 

be responsible only for actual loss or damage suff ered and then only to the extent of Garnet’s 

invoiced price of the product.  Garnet shall not be liable in any case for labor charges for indirect, 
special, or consequential damages.  Garnet shall not be liable in any case for the removal and/or 
reinstallation of defective Garnet equipment.  These warranties shall not apply to any defects or 
other damages to any Garnet equipment that has been altered or tampered with by anyone other 
than Garnet factory representatives.  In all cases, Garnet will warrant only Garnet products which 

are being used for applications acceptable to Garnet and within the technical specifi cations of the 

particular product.  In addition, Garnet will warrant only those products which have been installed 

and maintained according to Garnet factory specifi cations.

LIMITATION ON WARRANTIES

These warranties are the only warranties, expressed or implied, upon which products are sold by 

Garnet and Garnet makes no warranty of merchantability or fi tness for any particular purpose in 

respect to the products sold.  Garnet products or parts thereof assumed to be defective by the 
purchaser within the stipulated warranty period should be returned to the seller, local distributor, 
or directly to Garnet for evaluation and service.  Whenever direct factory evaluation, service or 

replacement is necessary, the customer must fi rst, by either letter or phone, obtain a Returned 
Material  Authorization  (RMA)  from  Garnet  Instruments  directly.    No  material  may  be  returned 

to Garnet without an RMA number assigned to it or without proper factory authorization.  Any 
returns must be returned freight prepaid to: Garnet Instruments, 286 Kaska Road, Sherwood Park, 
Alberta, T8A 4G7.  Returned warranted items will be repaired or replaced at the discretion of Garnet 
Instruments.  Any Garnet items under the Garnet Warranty Policy that are deemed irreparable by 
Garnet Instruments will be replaced at no charge or a credit will be issued for that item subject to 
the customer’s request.

If you do have a warranty claim or if the equipment needs to be serviced, contact the installation 
dealer.  If you do need to contact Garnet, we can be reached as follows:

CANADA 

UNITED STATES

Garnet Instruments 

Garnet US Inc.

286 Kaska Road 

5360 Granbury Road

Sherwood Park, AB  T8A 4G7 

Granbury, TX  76049

CANADA   

USA

email:  [email protected] 

email:  [email protected]

Go online t

seelevelsupport.com/

 and select “Register Warranty”.

Summary of Contents for MULTIRACK 688-D

Page 1: ...60 Old Granbury Road Granbury TX 76049 CANADA Garnet Instruments 286 Kaska Road Sherwood Park AB T8A 4G7 garnetinstruments com 1 800 617 7384 Optic Thermistor Rack Control for Trucks MODEL 688 S 688 D MANUAL MUL TIRACK TM ...

Page 2: ... CHAPTER 2 OPERATIONS AND FEATURES 4 CHAPTER 3 INSTALLATION GUIDE 7 CHAPTER 4 TROUBLESHOOTING GUIDE 10 CHAPTER 5 SERVICE AND WARRANTY INFORMATION 12 GARNET MultiRACK TM Optic Thermistor Rack Control for Trucks MODEL 688 S 688 D MANUAL 688 Manual_v5 4 06 Dec 2019 ...

Page 3: ...nd thermistor style two wire loading racks The MULTIRACK TM will shut down the loading rack when the product level reaches the programmed shutdown point in the SEELEVEL gauge The MULTIRACK TM will withstand the vibration shock moisture and temperature extremes encountered in transport applications It is housed in a durable weatherproof housing and will operate over an ambient temperature range of ...

Page 4: ...THERM B OPTIC THERM A MODEL 688 OPTIC THERMISTOR LOADING RACK CONTROLLER MultiRackTM POWER OPTIC SIGNAL 810 X Bar MULTIRACK Rack Plugs Wired to MULTIRACK 808 P2 SEELEVEL SPECIAL or 810 PS2 SEELEVEL PROSERIES II SHUT UNPLUGGED OPEN CIRCUIT DOWN HORN ALARM EMPTY RE ARM MANUAL RE ARM BYPASS VALVE ERROR SHORT CIRCUIT PTO ON OFF ENGINE ON MODEL 815UHP ALARM CONTROLLER WARNING SEE OWNERS MANUAL FOR INFO...

Page 5: ...tion has two trailers then the optic portions of the two controllers are series wired just like optic probes The controller has two thermistor leads to simulate two thermistor probes and will operate with either one or both of the thermistor leads connected For two trailer applications each of the thermistor leads from the rack socket is connected to its own controller The controller simulates a t...

Page 6: ... TM or SEELEVEL SPECIAL TM at the start of loading each compartment If any skipping of calibration points is observed discontinue loading until the problem is corrected Please refer to the manuals for these instruments for further details Installation Installation of the system consists of connecting the appropriate module into the gauge and programming alarm point 4 The controller enclosure is mo...

Page 7: ...eak through the inside If you drill off a wire or fiber connector it will NOT be covered by warranty 5 Mount the controller enclosure using the mounting flange holes being certain to shim the enclosure away from the mounting surface with the spacers provided to allow water drainage Broken controller enclosures caused by water freezing behind the enclosure are NOT covered by warranty 6 Connect the ...

Page 8: ...IVALENT Red Optic power Optic probe red wire Yellow Optic pulse input Optic probe yellow wire Orange Optic pulse output Optic probe orange wire Black Optic thermistor ground Optic probe black wire Thermistor probe white wire Green Thermistor lead 1 Thermistor probe black wire Green Thermistor lead 2 Thermistor probe black wire 10 For dual trailer applications wire the optic portion of the two cont...

Page 9: ...nd then snap on the cap 14 Record the truck unit number compartment number and the level of the rack shutdown point in the IMPORTANT OPERATOR INFORMATION area on the front page of the SEELEVEL gauge users manual The truck operator must be given the owners manual upon delivery with all front page data filled in The following wiring diagram illustrates a B train with a single compartment lead equipp...

Page 10: ...t flash If not the module is defective If it does flash the gauge alarm point 4 is not working it may need to be programmed or serviced Fiber Cable If the module produces a light pulse but it does not reach the controller replace the fiber cable Controller If the controller is non permissive check to make sure it is receiving light pulses from the fiber s Dual controllers need pulses from both fib...

Page 11: ...ection For a thermistor rack if the diagnostic LED is on in the controller then the socket connection is good For an optic rack the pulse input and output are not monitored since the pulse width is so small the LEDs would not be visible so even though the LED is on there may still be a connection problem ...

Page 12: ...LIMITATION ON WARRANTIES These warranties are the only warranties expressed or implied upon which products are sold by Garnet and Garnet makes no warranty of merchantability or fitness for any particular purpose in respect to the products sold Garnet products or parts thereof assumed to be defective by the purchaser within the stipulated warranty period should be returned to the seller local distr...

Page 13: ...Page 13 688 Manual ...

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