Roberts Gorden DAT75 Manual Do Utilizador

© 2007 

Roberts-Gordon, LLC

All rights reserved. No part of this work covered by the copyrights herein may be reproduced

or copied in any form or by any means - graphic, electronic, or mechanical, including

photocopying, recording, taping or information storage and retrieval systems - without the

written permission of Roberts-Gordon, LLC.

Printed in U.K.

4.1 DAT .............................................................................. 5
4.2 General Technical Data Table  ..................................... 6
4.3 Technical Data Table - Heater Section ......................... 7
4.4 DualAir

 Performance Data - Graph of Air Flows v 

Static Pressure............................................................. 8

, C

32

 & C

62

 Appliance .................................... 10

22

 Appliance..................................................... 10

10.1 Electrical Supply ...................................................... 16
10.2 Remote Control ........................................................ 16
10.3 DAT Main Circuit Board Terminal Identification ........ 17
10.4 DAT Wiring Diagram................................................. 18
10.5 DAT Wiring Diagram................................................. 19
10.6 DAT Site Connections at Main Circuit Board............ 20

11.1 Pre-Commission Checks .......................................... 21
11.2 Gas Supply ............................................................... 21
11.3 Mechanical Checks................................................... 21
11.4 Begin Commissioning ............................................... 21
11.5 Combustion Testing .................................................. 23
11.6 Turning Off the DualAir

 Unit .................................... 24

12.1 User Instructions ......................................................25
12.2 Heater Operation......................................................25
12.3 Common User Controls............................................25
12.4 Cooling Section Operation .......................................26
12.5 Heating Section Lighting Instructions.......................26
12.6 Simple Fault Finding.................................................26

13.1 Servicing Instructions...............................................28
13.2 Burner Maintenance.................................................28
13.3 Fan/Motor Assembly Maintenance ...........................28
13.4 Heat Exchanger Maintenance ..................................28
13.5 Gas Control Valve Maintenance ...............................29
13.6 Flue Fan ...................................................................29

15.1 General ....................................................................31
15.2 Troubleshooting For Automatic Ignition Burner 

15.3 Troubleshooting for Flame Supervision System .......33
15.4 Troubleshooting for Solenoid Valves ........................34
15.5 Troubleshooting for Main Fan ...................................34
15.6 Troubleshooting for Fan Contactor ...........................35

16.1 Gas Valve .................................................................36
16.2 Burner Compartment ...............................................37
16.3 Ignition Electrode and Flame Probe. ........................38
16.4 Flue Fan ...................................................................39
16.5 Heater Pressure Switch ............................................40
16.6 Cooling Coil Safety Devices .....................................41
16.7 Ignition Control .........................................................42
16.8 Fan Motor Removal ..................................................42
16.9 Combination Fan/Limit Thermostat ..........................43