Listings and Code Approvals........................................................................................................................ 3
Specifications ............................................................................................................................................... 3
Notices ........................................................................................................................................................ 3
Serial Label .................................................................................................................................................. 4
Safety Notices .............................................................................................................................................. 5
Overview of Installation ................................................................................................................................ 6
Dimensions................................................................................................................................................... 7
Clearances to Combustibles......................................................................................................................... 8
Front Options................................................................................................................................................ 9
Valve Regulator Replacement .................................................................................................................... 14
Logset Installation ...................................................................................................................................... 15
Grill Cover Installation ................................................................................................................................ 17
VENTING
Installation Methods ...................................................................................................................... 22
Horizontal Installation
Termination Requirements ............................................................................................................ 26
Vent Graph.................................................................................................................................... 27
Using GS Series Pipe ................................................................................................................... 33
Roof Pitch Table ............................................................................................................................ 35
Class A Metal Chimney................................................................................................................. 39
Existing Masonry Chimey ............................................................................................................. 40
Gas Line Requirements.............................................................................................................................. 44
Checking Gas Inlet Pressure...................................................................................................................... 45
Leak Test .................................................................................................................................................... 46
Lighting Instructions ................................................................................................................................... 47
Vertical Damper Adjustment....................................................................................................................... 48
Controls......................................................................................................................................... 50
Normal Operating Sounds ............................................................................................................ 50
Maintenance ................................................................................................................................. 51
Yearly Maintenance....................................................................................................................... 52
Blower Electrical Wiring ................................................................................................................ 53
Troubleshooting ...................................................................................................................... 54
Parts & Accessories ............................................................................................................... 57
Warranty.................................................................................................................................... 60
DOVRE® is a registered trademark of Aladdin Hearth Products, a Division of Hearth Technologies Inc.
02/01
PLEASE RETAIN THIS MANUAL FOR FUTURE REFERENCE.
TABLE OF CONTENTS
DV425TR DIRECT VENT ROOM HEATER
Page 2
DV425TR SERIES ROOM HEATER
250-5533