Despatch RFD1-42 -2E with Protocol 3 - Manual (Page 4)

P REFACE RFD1-42-2E Oven Owner’s Manual
4 Version 1
Copyright © 2012 by Despatch Industries.
All rights reserved. No part of the contents of this manual may be reproduced, copied or transmitted in any form or by any
means including graphic, electronic, or mechanical methods or photocopying, recording, or information storage and
retrieval systems without the written permission of Despatch Industries, unless for purchaser's personal use.
6.1. Checklist ................................................................................................................ 24
6.2. Test Airflow Switch and Purge Timer ................................................................... 24
6.3. Lubrication ............................................................................................................ 25
6.4. Replacement Parts ................................................................................................. 25
6.5. Repairs ................................................................................................................... 26
6.5.1. Protocol 3 Controller ............................................................................................ 26
6.5.2. Heater Unit ............................................................................................................ 26
6.5.3. Fan Motor .............................................................................................................. 26
7. Troubleshooting................................................................................................................ 28
7.1. Possible Problems and Suggested Solutions ......................................................... 28
7.2. Error Messages and Alarm .................................................................................... 30
8. Appendices ....................................................................................................................... 31
8.1. Standard Products Warranty .................................................................................. 31
8.2. MRC5000 Setup (Optional) .................................................................................. 32
8.3. Electrical Schematics ............................................................................................. 32
Figures
Figure 1. Disconnect Switch.......................................................................................................... 13
Figure 2. RFD1-42-2E Oven. ........................................................................................................ 14
Figure 3. RFD1-42-2E Oven Damper Control. ............................................................................. 15
Figure 4. RFD1-42-2E Oven Exhaust Damper Control ................................................................ 16
Figure 5. Protocol 3 Operator Interface. ........................................................................................ 17
Figure 6. Exhaust Port on the Rear Right of the RFD1-42-2E Oven. ........................................... 19
Figure 7. RFD1-42-2E Circuit Board. ........................................................................................... 25
Figure 8. RFD1-42-2E (Drawing 320214-01). .............................................................................. 33
Figure 9. RFD1-42-2E (Drawing 320214-02). .............................................................................. 33
Figure 10. RFD1-42-2E (Drawing 320214-03). ............................................................................ 33
Figure 11. RFD1-42-2E (Drawing 320215-01). ............................................................................ 33
Figure 12. RFD1-42-2E (Drawing 320215-02). ............................................................................ 33
Figure 13. RFD1-42-2E (Drawing 320215-03). ............................................................................ 33
Tables
Table 1. Exhaust Connection Requirements.................................................................................. 20
Table 2. Possible Problems and Suggested Solutions. .................................................................. 28
Table 3. Troubleshooting with Control Panel Mounted Circuit Board. ........................................ 30
Table 4. Error Messages and Next Steps. ...................................................................................... 30
Table 5. MRC 5000 Settings. ........................................................................................................ 32