Dometic B3351.531 Operations Instructions Page 1

1INSTALLATION AND OPERATING INSTRUCTIONSINSTALLATION & OPERATINGINSTRUCTIONSTYPEB3351.531B3300 SeriesRoof Top Air ConditionerUsed WithMechanical A

10INSTALLATION AND OPERATING INSTRUCTIONSSERVICE - Unit Does Not OperateIf your unit fails to operate or operated improperly, checkthe following befor

11INSTALLATION AND OPERATING INSTRUCTIONS3309270.001MOTORGRN/YEL562341723GRN/YELBLKYELREDCAPFANBRNWHTBRNWHTBLUGRN/YELWHTPTCRSTARTCAPCAPRUNCOMPRESSORCR

2INSTALLATION AND OPERATING INSTRUCTIONSSAFETY INSTRUCTIONSThis manual has safety information and instruc-tions to help users eliminate or reduce the

3INSTALLATION AND OPERATING INSTRUCTIONSGENERAL INFORMATIONA. This air conditioner is designed for:1. Installation on a recreational vehicle during or

4INSTALLATION AND OPERATING INSTRUCTIONSPRECAUTIONSINSTALLATION INSTRUCTIONSImproper installation may damage equip-ment, could endanger life, cause se

5INSTALLATION AND OPERATING INSTRUCTIONSROOF PREPARATIONA. ROOF VENT REMOVAL:1. Unscrew and remove the roof vent.2. Remove all caulking compound aroun

6INSTALLATION AND OPERATING INSTRUCTIONSb. Wiring must comply with all National, Regionand Local wiring codes.c. Make sure at least 255mm of wire exte

7INSTALLATION AND OPERATING INSTRUCTIONSE. Install ceiling template by sliding lower duct over upperduct.F. Start each mounting bolt by hand before ti

8INSTALLATION AND OPERATING INSTRUCTIONSE. Install junction box cover with two (2) #10 x 10mm bluntpoint screws. See FIG. 14.F. Plug air conditioners

9INSTALLATION AND OPERATING INSTRUCTIONSOPERATING INSTRUCTIONSOFFFANCOOLHEATCOOLERWARMERLOWMEDHIGHHIGHHIGHMEDMEDLOWLOW®CONTROLSA. The Selector Switch