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LABO VEN S.IN S.7-18.wpd

20 of 23

07/18

10  APPENDIX B - MINIMUM PERIODIC LABORATORY OVEN INSPECTION REPORT

Model: _________________________________________________ Serial No.: _________________

Inspected By: ___________________________________________         Date: _________________  

BEFORE APPLYING POW ER CHECK THAT:

1.

____

No changes in process have been made including types of materials processed and
temperature:

-Oven originally purchased for (reference previous Inspection Report): ______________

______________________________________________________________________

______________________________________________________________________

-Oven being used for: ____________________________________________________

______________________________________________________________________

______________________________________________________________________

2.

____

No flammable solvents are involved in process.  

3.

____

All thermostats with open contacts have been inspected for foreign matter, wear or
sticking.

4.

____

Oven interior inspected, cleaned, and all foreign matter removed from:
________ Floor
________ Heat chamber (including heating elements)
________ Control enclosure and components
________ Door hinges

5.

____

Remove and clean all drip pans.  Inspect and clean all work racks, trays, holders or
spacers.

6.

____

Locate temperature controller sensors and inspect for damage.  Make sure sensor is in
free air and not touching anything.

7.

____

On Models LO and LW : Locate heat limiter in lead to thermostat to make sure it is
present.  This lead is covered with a radiant shield that must be present for correct
operation.

                       On Model LR: Locate manual reset excess temperature limit interlock sensor, inspect for  
                       damage and make sure located in free air.

8.

____

Inspect heating elements for contamination, distortion and adequate support.

9.

____

Doors are free to move and not obstructed.

10.

____

Exhaust ductwork from oven (if applicable) has been inspected and cleaned; all foreign
matter removed.

11.

____

Inspect door latches and check for freedom of movement.

APPLY POW ER AND CHECK:

12.

____

Supply voltage agrees with oven nameplate - measure and record:  ____________.

13.

____

Set oven at number _____, temperature on thermometer fluctuates from _____ to
_____.  Compare to previous test report.

Summary of Contents for LO-201C

Page 1: ...LABOVENS INS 7 18 wpd 1 of 23 07 18 INSTRUCTIONS LABORATORY OVENS MAXIMUM MODEL OPERATING TEMPERATURE LO 201C 200EC LR 271C 270EC LW 201C 200EC...

Page 2: ...ON 3 1 Location 3 2 Building Considerations 3 3 Clearances 3 4 Ventilation 3 5 Exhaust Ductwork 3 6 Thermometer 3 7 Electrical 4 PRIOR TO PLACING OVEN IN SERVICE 5 PROCESSING 6 SAFETY EQUIPMENT 7 MAIN...

Page 3: ...become apparent until the merchandise has been unpacked The contents may be damaged in transit due to rough handling even though the carton may not show external damage W hen the damage is discovered...

Page 4: ...ven unattended Special attention must be paid to Setting correct temperature Placing flammable solvents in oven these ovens are not designed for that purpose Placing combustibles in an oven that does...

Page 5: ...gement of the oven as well as the materials handled Fixed protection such as automatic sprinklers or other types of fire extinguishing systems should be designed and installed by a qualified contracto...

Page 6: ...production 2 5 3 t shall be the sole responsibility of the user to establish schedule and enforce the frequency of and the extent of the inspection maintenance program as well as the corrective actio...

Page 7: ...ronment 3 1 6 The oven is not intended for outdoor installation and must be sheltered from weather Unheated shelters may result in non uniform temperatures or insufficient heat to attain maximum opera...

Page 8: ...3 5 3 W here ducts pass through non combustible walls floors or partitions the space around the duct shall be sealed with non combustible material to maintain the fire resistance rating of the barrie...

Page 9: ...disconnect switch between your power supply and the equipment 3 7 3 W here a plug is provided it must not be removed or changed A properly sized circuit and receptacle must be installed 3 7 3 1 120 V...

Page 10: ...e objectionable set the temperature at 300EF and allow the oven to remain at 300EF until the smoke is no longer generated Increase the temperature in steps until you ve reached the maximum operating t...

Page 11: ...le height for your process However do not place the bottom shelf closer than 2 from the perforated oven bottom 5 5 This oven is designed for shelf loading parts must not be placed on heat chamber guar...

Page 12: ...200EC are equipped with a one time excess temperature limit interlock Operating these ovens at temperatures above their maximum rating or restricting free movement of the heated air from the heat cham...

Page 13: ...hese devices must be replaced or reset before power will be restored to the heating elements These devices are installed to protect the oven from a runaway condition It is the users responsibility to...

Page 14: ...removed Operating with guards removed could result in bodily injury 7 4 RECOMMENDED MAINTENANCE ITEMS It shall be the sole responsibility of the user to establish schedule and enforce the frequency o...

Page 15: ...to a build up of combustible deposits of dust or other combustible debris they must be periodically cleaned The build up of condensed vapors or combustible debris is a major cause of fires 7 4 5 Doors...

Page 16: ...st clouds must not be located near the oven 7 4 7 3 Portable fire extinguishers located in the vicinity of the oven must be inspected periodically 7 4 7 4 Fire suppression system installed in the oven...

Page 17: ...heck that there is power to each heating element and that elements are not open 8 2 REDUCED OVEN TEMPERATURE 8 2 1 Excessive Exhaust The amount of heated air removed from the oven may be excessive and...

Page 18: ...23 07 18 8 3 W IRING DIAGRAMS Do not operate oven without a functioning heat limiter or manual reset excess temperature interlock Do not bypass or otherwise defeat the heat limiter or manual reset ex...

Page 19: ...etts 02209 9101 Most current issue of NFPA 86 Ovens and Furnaces NFPA 70 National Electric Code NFPA 10 Standard for Portable Fire Extinguishers NFPA 11 Standard for Low Expansion Foam NFPA 12 Standar...

Page 20: ...ed and all foreign matter removed from ________ Floor ________ Heat chamber including heating elements ________ Control enclosure and components ________ Door hinges 5 ____ Remove and clean all drip p...

Page 21: ...____ No process change has resulted in flammable liquids or explosive vapors or dust cloud being stored or produced in vicinity of oven 16 ____ Portable fire extinguishers in the area have been inspe...

Page 22: ...mit interlock LCH575 Temperature controller knob KNBLR Electrical power cord PWRCRD16GA Silicone rubber door gasket requires 5 feet GSKTRBD Door catch CTCH4 Door latch pin LTCH4 Door DOORLR MODEL LW 2...

Page 23: ...ranty ceases to be effective if the equipment is altered or modified repaired other than by persons authorized by GRIEVE misused used by any person in an unsafe or unreasonable manner or used other th...

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