NAPCO 8100-TD Service Manual
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NAPCO 8100-TD Service Manual

NAPCO 8100-TD Service Manual

Test chamber
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Precision
170 Marcel Drive
Winchester, VA
USA
Phone: 540-869-9892
Toll Free: 800-621-8820
FAX: 540-869-0130
Manual P/N 34000716
Rev. D Dated 23AUG99
Installation/Service Manual
TEST CHAMBER
Model 8100-TD
MODEL 8100-TD TEST CHAMBER
E SERIES
OFF
ON
ON
MED
POWER
DRYER
DRYER TEMP
3
2
4
5
HI
AUTOCLAVE TEMP
ME
DRYER
TIME
HOURS
OFF
50
40
30
CONDENSATE
VALVE
DRAIN
1
LO
TEMP
10
20

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Summary of Contents for NAPCO 8100-TD

  • Page 1 Installation/Service Manual TEST CHAMBER Model 8100-TD MODEL 8100-TD TEST CHAMBER E SERIES POWER DRYER DRYER TEMP AUTOCLAVE TEMP DRYER TEMP TIME HOURS CONDENSATE VALVE DRAIN Precision 170 Marcel Drive Winchester, VA Phone: 540-869-9892 Toll Free: 800-621-8820 FAX: 540-869-0130 Manual P/N 34000716...
  • Page 2 CONTENTS AND THE PRODUCT IT DESCRIBES ARE SUBJECT TO CHANGE WITHOUT NOTICE. NAPCO MAKES NO REPRESENTATIONS OR WARRANTIES WITH RESPECT TO THIS MANUAL. IN NO EVENT SHALL NAPCO BE LIABLE FOR ANY DAMAGES, DIRECT OR INCIDENTAL, ARISING OUT OF OR RELATED TO THE USE OF THIS MANUAL.
  • Page 3 REVISION STATUS INDEX DATE AMENDED PAGES NOTES Initial release 8/99 Update part no's. and combined service manual (3400745) with user manual...

  • Page 4: Table Of Contents

    Contents Introduction ........................Unpacking and Damage ....................Initial Procedure After Unpacking ..................Explanation of Controls and Their Operation ..............Loading The Test Chamber ....................Procedure for Operation of Test Chamber ............... Procedure for Operation of Dryer Cycle ................Maintenance Suggestions ....................Sterilizing Cycle Data .......................

  • Page 5: Introduction

    INTRODUCTION UNPACKING AND DAMAGE Your satisfaction and safety are important to This product was carefully packed and PRECISION and a complete understanding of this thoroughly inspected before leaving our factory. unit is necessary to attain these objectives. Save all packing material if apparatus is received damaged.

  • Page 6: Initial Procedure After Unpacking

    INITIAL PROCEDURE AFTER EXPLANATION OF CONTROLS AND THEIR OPERATION UNPACKING UNIT 1) Power ON-OFF switch: Applies power to unit. WARNING Dryer function switch: In the "ON" position, FOR PERSONAL SAFETY, THIS APPARATUS the drying function is enabled and test MUST BE PROPERLY GROUNDED. chamber function is disabled.

  • Page 7: Loading The Test Chamber

    LOADING THE TEST CHAMBER (260°F.). When the temperature is achieved, the thermometer pointer will be positioned in the red area. STEP 1 If a test chamber temperature (other than the Pour water into chamber reservoir. A measuring temperature set above) is desired, the following cup is supplied.

  • Page 8: Procedure For Operation Of Dryer Cycle

    STEP 4 At the end of set time interval an alarm will sound. The alarm will continue to sound until the power switch is set to "OFF" position. The test chamber will automatically vent and stop heating. Allow the chamber temperature to decrease to at least 100°C (212°F) before opening the door.

  • Page 9: Sterilizing Cycle Data

    Useful information for Autoclave use other than microcircuit device testing. You may want to manu- ally time the Autoclave cycle in the following applications, due to the short time intervals involved. MODEL 8100-TD STERILIZING CYCLE DATA TIME REQUIRED STERILIZING STERILIZING...

  • Page 10: Explanation Of System Operation

    Sensor switch will sense the steam temperature and close, the realay The 8100-TD is equipped with a drying element. will latch and the solenoid valve will close. This NOTE: The dryer should be used with the door take s approximately 6 seconds.

  • Page 11: Troubleshooting Procedures

    Troubleshooting Procedures Problem Procedure 1. No Power, Temperature Light 1. Check plug and electrical outlet; See Section 2. 'OFF', Timer Light 'OFF'. Unit 2. Fuse, Section 1. Also check heating element for short to does not heat. ground; See Section 13. 3.
  • Page 12 Troubleshooting Procedures (Cont.) Problem Procedure 1. Vessel not filled to proper water level at beginning of cycle. 10.Excessive loss of water 2. Steam leak at door gasket. noticed after normal cycle. 3. Steam leak at copper tubing connections; See Section 15. 4.

  • Page 13: Service And Testing Procedures

    SERVICE AND TESTING PROCEDURES 3.0 POWER SWITCH: Unplug unit from electrical outlet. Most tests will be performed with the cover 3.1 With Power Switch in 'OFF' position, measure removed from the unit. To remove cover, remove the resistance across the two white wires. Then the nine screws securing the cover and lift the measure across the two black wires on the Power cover straight up and off the unit.
  • Page 14 5.3 If installing a new switch, test by repeating Sensor does not function properly, see Section 8.0 steps 5.1 and 5.2. (Sensor Adjustment) before replacing Sensor. If Sensor activates at a low temperature, turn Sensor 6.0 FUNCTION SWITCH: When this switch is in adjusting screw 1-1/2 turns clockwise before the Dryer 'ON' position, the Drying Element proceeding with adjusment procedure.
  • Page 15 8.4 If Sensor does not consistently switch at the 10.2 Now test Solenoid Valve under operation. If same temperature or cannot be properly adjusted, vessel is hot, let cool for 10 minutes. Refill vessel the Sensor Assembly should be replaced. See to proper eater level, turn Function Switch to Dryer Section 16.
  • Page 16 11.1 To test, let vessel cool for 10 minutes if hot. 13.0 HEATING ELEMENTS: Autoclave and Dryer Refill vessel to proper water level, turn Function Elements. Unplug unit from electrical outlet. Switch to Dryer 'OFF' position, turn Timer and 13.1 To test Dryer Element (Top Element), remove Power Switch 'ON' and rotate Autoclave both wires from the Dryer Element terminals on Temperature Control to highest setting.
  • Page 17 14.3 Now connect the AC Voltmeter across the 16.1 Remove the two wires from the Sensor two Dryer Element terminals. With Dryer Switch. Temperature Control 'OFF', no voltage should be present and the Dryer Pilot Light should be out. If 16.2 Completely loosen the tube compression voltage is present, replace Dryer Temperature fitting on top of the Sensor Body.
  • Page 18 17.7 Connect the bottom black control wire to T.B. Terminal #4. Connect the top black wire to T.B. Terminal #5. 17.8 Do not replace knob until adjusted properly. Plug unit into electrical outlet. Fill vessel to proper water level, tighten door and start Autoclave Cycle. Now proceed with Autoclave Temperature Control Adjustment per Section 12.
  • Page 19 19.1 Removing Discoloration: Should the stainless MAINTENANCE steel ever become discolored by iron rust, use the following procedure to remove all traces of the rust 19.0 CLEANING: Stainless steel will resist and restore the stainless steel. corrosion; however, it is not impervious to it. Proper maintenance of the stainless steel bath chamber WARNING will help assure many years of service.

  • Page 22: Replacements Parts List

    ) . r * ) r i t a i y r i t t...
  • Page 23 ) . t / s i e l f i l e l i o f l e...

  • Page 24: Wiring Diagram

    LOW WATER CUT-OFF SWITCH COM. BLACK OPEN- 132°C CLOSE- 110°C SOLENOID VALVE AUTOCLAVE HEATING BLACK ELEMENT BLACK COM. DRYER FUNCTION SW. YELLOW BLACK BLACK BLACK BLACK WHITE SENSOR 103°C WHITE DRYER CONTROL WHITE ORANGE N.C. WHITE N.O. BLACK RELAY D.P.D.T. WHITE DRYING COIL...

  • Page 25: Warranty

    WARRANTY PRECISION warrants its products against defects in material or in workmanship when used under appropriate conditions and in accordance with appropriate operating instructions for a period of no less than one (1) year from the date of delivery of the products. Sole obligation of PRECISION shall be to repair or replace at our option, FOB factory or locally, without charge, any part(s) that prove defective within the warranty period, provided the customer notifies PRECISION promptly and in writing of any such defect.

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