Daikin VAM150GJVE [3/112] Troubleshooting 6

Si71-502

ii Table of Contents

1. Introduction .............................................................................................v

1.1 Safety Cautions ........................................................................................v

Part 1 General Constructions ....................................................... 1

1. General Constructions ............................................................................2

1.1 Explanation...............................................................................................2

Part 2 Product Specification ........................................................ 5

1. Product Specification ..............................................................................6

1.1 Specification .............................................................................................6

Part 3 Operation............................................................................ 9

1. Operation ..............................................................................................10

1.1 Explanation for Systems.........................................................................10

1.2 Operation HRV Units with the Remote Control exclusively for

Air Conditioning Operation. (BRC301B61).............................................11

1.3 Operating the HRV Unit Using the Remote Controller of the

VRV-System Air Conditioner ..................................................................13

1.4 Independent operation of the HRV unit using the

Centralized controller (DCS302C(A)61) .................................................14

Part 4 Maintenance.....................................................................15

1. Maintenance..........................................................................................16

1.1 Maintenance for the Air Filter .................................................................16

1.2 Maintenance for the Heat Exchange Element........................................19

Part 5 Control Functions............................................................. 21

1. Control Functions ..................................................................................22

1.1 List of Control Functions.........................................................................22

1.2 Explanation of Individual Functions........................................................23

1.3 Layout of switches on Printed Circuit Board...........................................29

Part 6 Circuit Operations ............................................................31

1. Circuit Operations .................................................................................32

1.1 Circuit Configuration...............................................................................32

1.2 Circuit Functions.....................................................................................33

Part 7 Troubleshooting ...............................................................35

1. Troubleshooting ....................................................................................36

1.1 Error Code Indication .............................................................................36

1.2 Overall Alarm..........................................................................................37

1.3 Overall Malfunction.................................................................................38

1.4 Indoor Air Thermistor Error.....................................................................39

1.5 Outdoor Air Thermistor Error..................................................................40

1.6 Damper System Error (Alarm)................................................................41

1.7 Damper System Error (Alarm)................................................................42

1.8 Dedicated LCD Remote Controller.........................................................43