Daikin VAM 150GJVE, Service Manual

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Si71-502
Table of Contents iii
1.9 Data Transmission Error
(Between LCD Remote Controller and Main Unit) .................................44
1.10 Data Transmission Error (LCD Remote Controller)................................45
1.11 Data Transmission Error (Between LCD Master Remote Controller
and Slave Remote Controller) ................................................................46
1.12 Field Setting Error ..................................................................................47
1.13 Overlapping Central Control Address.....................................................48
1.14 Main Unit PCB Assembly .......................................................................49
1.15 Dedicated LCD Remote Controller.........................................................50
1.16 How to Check .........................................................................................51
1.17 Thermistor ..............................................................................................52
1.18 Power Transformer.................................................................................53
1.19 Damper Motor ........................................................................................54
Part 8 Supplementary Explanation.............................................55
1. Supplementary Explanation ..................................................................56
1.1 Field Setting, Service Mode Operation...................................................56
Part 9 Operation Manual .............................................................65
1. Safety Cautions.....................................................................................68
2. What to do Before Operation ................................................................71
2.1 Names of Parts.......................................................................................71
2.2 Remote Controller and Changeover Switch:
Name and Function of Each Switch and Display ...................................73
2.3 Explanation for Systems.........................................................................76
3. Operation Procedure.............................................................................78
3.1 Independent, Combined Operation ........................................................78
3.2 Programming Start and Stop of the System with Timer .........................82
3.3 Nighttime Free Cooling Operation..........................................................84
4. Maintenance (for a Qualified Service Person Only) ..............................85
4.1 How to Clean the Air Filter .....................................................................85
4.2 Optimum Operation ................................................................................87
4.3 How to Clean the Heat Exchange Element ............................................88
4.4 Inspection of the Fan Moter....................................................................89
5. Troubleshooting ....................................................................................90
5.1 The Following Situations are not Malfunctions.......................................90
5.2 If One of the Following Malfunctions Occurs, Take the
Measures Shown Below and Contact Your Daikin Dealer .....................90
5.3 If the System does not Properly Operate Except for the above Mentioned
Case, and None of the above Mentioned Malfunctions is Evident,
Investigate the System According to the Following Procedures. ...........91
5.4 The Following Malfunctions must be Cheched by a
Qualified Service Person........................................................................92
5.5 If the System does not Properly Operate Except for the above Mentioned
Case, and None of the above Mentioned Malfunctions is Evident, Contact
Your Dealer, and Request for Investigation the System According to
the Following Procedures by a Qualified Service Person ......................92
6. After-sales Service ................................................................................93