VWR International 89508-424 Operating And Maintenance Manual

User Manual

VWR®Collection Model 89508-424

Small Vacuum Oven

Operating and Maintenance Manual 7006290 • Rev. 0

VWR Collection

MANUAL NUMBER 7006290

0 -- 10/7/13 Original ccs

REV ECR/ECN DATE DESCRIPTION By

Preface

Small Vacuum Oven i

VWR Collectionii Small Vacuum Oven

Preface

Important Read this instruction manual. Failure to read, understand and follow the instructions in this manual
may result in damage to the unit, injury to operating personnel, and poor equipment performance.

s

Caution All internal adjustments and maintenance must be performed by qualified service personnel. s

Material in this manual is for information purposes only. The contents and the product it describes are subject
to change without notice. VWR International makes no representations or warranties with respect to this
manual. In no event shall VWR be held liable for any damages, direct or incidental, arising out of or related to
the use of this manual.

©2013 VWR International, LLC. All rights reserved.

VWR Collection Small Vacuum Oven iii

Preface

Important operating and/or maintenance instructions. Read the accompanying text carefully.

Potential electrical hazards. Only qualified persons should perform procedures associated with this
symbol.

Equipment being maintained or serviced must be turned off and locked off to prevent possible injury.

Hot surface(s) present which may cause burns to unprotected skin, or to materials which may be
damaged by elevated temperatures.

Marking of electrical and electronic equipment, which applies to electrical and electronic equipment
falling under the Directive 2002/96/EC (WEEE) and the equipment that has been put on the market
after 13 August 2005.

This product is required to comply with the European Union’s Waste Electrical & Electronic
Equipment (WEEE) Directive 2002/96/EC. It is marked with the WEEE symbol. VWR International
has contracted with one or more recycling/disposal companies in each EU Member State European
Country, and this product should be disposed of or recycled through them. Further information on
VWR’s compliance with this directive, the recyclers in your country and information on VWR
products will be available at www.vwrsp.com.

4 Always use the proper protective equipment (clothing, gloves, goggles, etc.)

4 Always dissipate extreme cold or heat and wear protective clothing.

4 Always follow good hygiene practices.

4 Each individual is responsible for his or her own safety.

Small Vacuum Oven ivThermo Scientific

Table of Contents

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1

Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-1

Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-1

Unpacking and Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-1

Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-1

Vacuum Pump Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-1

Electrical Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-2

Thermometer Placement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-2

Shelving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-2

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1

Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1

Topside of Oven . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-2

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-1

Temperature Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-1

Purging the Chamber with Inert Gas . . . . . . . . . . . . . . . . . . . . . . . . .6-2

Vacuum Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-2

Loading the Oven . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-2

Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-1

Routine Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-1

Door Gasket Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-1

Heater Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-2

Fusible Link Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-2

Section 1

Section 2

Section 3

Section 4

Section 5

Section 6

Section 7