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In-Line Heater Replacement

(TDF28/28.1)

TDF

ANKOM Technology ● 2052 O’Neil Road ● Email: [email protected] ● Phone: 315-986-8090 ● Fax: 315-986-8091

Service procedure

TS018

Rev. B

6/04/2018

Page 3 of 10

9. Pull the white thermistor cable completely

out of the black ﬁIng and set aside nut for
later use.

10. Carefully cut oﬀ both cable <es connec<ng

the white thermistor cable to the gray
cables on the leK side of the back of the
instrument

without

damaging

the

insulaon

11. Pull the white thermistor cable out of the

large grommet in the leK gusset panel
when facing the back of the instrument.

12. On the right side of the Electrical Enclosure,

use pliers to carefully cut the cable <e that
is  holding  the  two  white  In-Line  Heater
conductors  and  the  blue  cable  together,
without  damaging the insula<on.

Содержание TDF28

Страница 1: ...for rea achment later 1 Turn oﬀ the instrument and unplug the power cord Unscrew the 10 screws on the stainless steel back panel and remove Set aside the panel and screws for rea achment later 2 Unscrew the 7 screws on the stainless steel top panel and remove Set screws and panel aside for rea achment later To replace an In Line Heater on the ANKOM Dietary Fiber Analyzer follow the steps below NOT...

Страница 2: ...bes on the In Line Heater to the Pressure Sensor Only remove the ends of the tubes that are connected to the Pressure Sensor barbs Red Arrows 7 Using a dental pick or a small screwdriver depress the tabs Black Arrow inside the J10 connector in order to slide the two conductor out of the terminals Red Arrows Set aside the white J10 connector for later use 8 Loosen the black nut on the explosion pro...

Страница 3: ... Carefully cut oﬀ both cable es connec ng the white thermistor cable to the gray cables on the leK side of the back of the instrument without damaging the insula on 11 Pull the white thermistor cable out of the large grommet in the leK gusset panel when facing the back of the instrument 12 On the right side of the Electrical Enclosure use pliers to carefully cut the cable e that is holding the two...

Страница 4: ...k cable from the In Line Heater cartridge and the gray cable from the pump motor together so the black cable is loose without damaging the insula on 14 Use a small ﬂathead screwdriver to loosen the In Line Heater conductor go ing to the Heater Relay labeled HR Screw should not come all the way out 13 Carefully remove the yellow wire nut by unscrewing it counter clockwise Set the yellow nut aside f...

Страница 5: ...upper right bracket of the heater running above the heater and out through the grommet in the leK side of the gusset panel Red Arrows 18 Unscrew the 4 nuts holding the In Line Heater bracket in place and set aside for later Remove the In Line Heater from the instrument being careful not to get it caught on the tubing Pull out the white thermistor cable and the black In Line Heater cartridge cable ...

Страница 6: ...e white thermistor cable alone is too small a diameter for the ﬁIng to hold the wire securely AFTER TIGHTENING Perform a pull test by gently tugging on the wire to make sure that it is secure 23 Reinsert the white and red conductors into the white 3 pin connector labeled J10 White conductor goes into the top slot and red conductor goes into the middle slot When reading J10 Make sure the tabs on th...

Страница 7: ... Fasten the white thermistor wire from the In Line Heater to the 4 cables from the supply valves and the gray cable from the Pressure Sensor with a cable e There should be 6 wires altogether Carefully cut oﬀ the excess cable e without damaging any insula on 24 Reconnect the J10 connector onto the bo om leK prongs on the MUX T circuit board 27 Slide two Z462 cable holders onto the In Line Heater ca...

Страница 8: ...es but in front of the green tubing 31 Use a cable e to secure the black In Line Heater cable to the gray pump motor cable as it was earlier on Carefully cut oﬀ the excess from the cable e 32 Twist together one of the conductors from the In Line Heater cable and the loose blue cable in a clockwise mo on Then twist the combined conductors clockwise into the yellow wire nut Gently tug on the conduct...

Страница 9: ... damaging any insula on 36 Place a cable e around the black In Line Heater cable and the gray Pressure Sensor cable Carefully cut oﬀ excess from the cable e without damaging any insula on NEW OLD T1 L1 33 Insert the remaining In Line Heater conductor into the HR wire connector labeled T1 sliding the exposed part of the conductor underneath the metal tab 33 IMPORTANT The In Line Heater conductor sh...

Страница 10: ...nc on screen press the Diagnos cs bu on c On the Diagnos cs screen press the Heater Test bu on d Once in the Heater Test screen check that the In Line Heater temperature is reading at room temperature e Press the In Line Heater bu on to turn it on Temperature will start to rise Once it reaches 50 C press again to turn oﬀ 39 Reinstall the top stainless steel panels and the clear plas c back panel u...

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