Dometic DLU Installation Manual

Dometic DLU Installation Manual

Self-contained air conditioning system
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CLIMATE CONTROL
MARINE SELF-CONTAINED
DCU, DLU, DTG, ECD, TX
Self-Contained Air Conditioning System
EN
Installation manual.........................................................3
Form No. 339708 Dometic Corporation

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Summary of Contents for Dometic DLU

  • Page 1 CLIMATE CONTROL MARINE SELF-CONTAINED DCU, DLU, DTG, ECD, TX Self-Contained Air Conditioning System Installation manual............3 Form No. 339708 Dometic Corporation...
  • Page 2 Copyright © 2022 Dometic Group. The visual appearance of the contents of this manual is protected by copyright and design law. The underlying technical design and the products contained herein may be protected by design, patent or be patent pending. The...
  • Page 3: Table Of Contents

    This product manual, including the instructions, guidelines, and warnings, and related documentation, may be subject to changes and updates. For up-to-date product information, please visit documents.dometic.com.
  • Page 4   Note Supplementary information for operating the product. Supplemental directives To reduce the risk of accidents and injuries, please observe the following directives before proceeding to install this appliance: • Read and follow all safety information and instructions. • Read and understand these instructions before installing this product. •...
  • Page 5: Intended Use

    • Alterations to the product without express permission from the manufacturer • Use for purposes other than those described in this manual Dometic reserves the right to change product appearance and product specifications. 5 General information Note The images used in this document are for reference purposes only. Components and component locations may vary according to specific product models.
  • Page 6: Specifications

      4 Optional remote air sensor cable 12 Condensate drain hose barb 5 Seawater outlet hose 13 Mounting bracket 6 Overboard discharge 14 Air conditioner 7 Seawater inlet hose 15 Return air grille and filter 8 Seawater scoop thru-hull inlet 16 Insulated flexible ducting 6 Specifications This section contains specification data for the air conditioning unit.
  • Page 7   3.0 in (3.00 cm) (3.0 in (76.0 mm)) 4.0 in (4.00 cm) (4.0 in (102.0 mm)) Heat sink Return air grille Bulkhead Airflow All other air conditioning units placement relative to airflow - 4.0 in (4.00 cm) (4.0 in (102.0 mm)) 3.0 in (3.00 cm) (3.0 in (76.0 mm))
  • Page 8   Return air grille Bulkhead Airflow Choose a location with sufficient airflow. The return air grille should have a minimum of 4.0 in (4.00 cm) (4.0 in (102.0 mm)) of air circulation clearance in front of it, free from any obstruction. If the air conditioner is positioned perpendicular to the return air grille, maintain a minimum of 3.0 in (3.00 cm) (3.0 in (76.0 mm)) air circulation clearance on the air intake side.
  • Page 9   Screw Blower Plate 1. Remove the seven screws on the plate. 2. Rotate the blower to the desired position. 3. Secure the blower in place using self-tapping screws(not provided). 7.2.3 Rotatable blowers Vector compact blower rotation - Screws on blower ring Screws on drain pan or bracket 1.
  • Page 10: Installation

      5. Plug any unused holes to prevent air loss. Placing the air filters Air filters remove airborne particles from the cabin air and keep the evaporator coil clean. Place one air filter, either on the air con- ditioner or in the return air grille, for each air conditioner. Placing the grilles and transition boxes Consider the following when placing the grilles and transition boxes: •...
  • Page 11   Typical placement of mounting brackets and condensate drains - Condensate drain hose barb Mounting bracket Condensate drain installation for Turbo and Voyager - Hose barb Drain pan Threaded drain hole Drain hose...
  • Page 12   Slug knockout Condensate drain installation for all other air conditioning units - Locking nut Solid washer Drain pan PVC fitting 0.5 in (12.7 mm) HB x 0.5 in (12.7 mm) MPT) Liquid-seal washer 1. Using the hose barb, knock out a slug from an a-facing drain hole by applying one quick strike with a rubber mallet. Discard the slug knockout.
  • Page 13   5. Route the drain hose downward to a safe and proper collection point. Mounting bracket installation for Turbo and Voyager units - Mounting bolt (not provided) Mounting bracket (provided)
  • Page 14   Fender washer (provided) Mounting bracket installation for other air conditioning units - Drain pan Mounting bolt (not provided) Mounting bracket...
  • Page 15   6. Install one mounting bracket on each side of the drain pan, evenly spaced. Installing foam handle insulation on Voyager units - Foam handle insulation Drain pan Handle opening 7. For Voyager units: a) Remove the film covering the adhesive backing on the foam handle insulation. b) Position the foam handle insulation to completely cover the handle opening with the adhesive side facing the drain pan.
  • Page 16   Ducting connections - Fiberglass insulation Inner mylar duct hose Mount ring Duct tape Transition box 1. Slide the inner mylar duct hose around the mount ring to the transition box. 2. Screw three or four stainless steel screws through the mylar duct hose into the mount ring, capturing two or three wires with screw heads.
  • Page 17   Seawater system - Seawater outlet Uphill inlet flow Outlet flow Ball valve Air conditioner Scoop thru-hull inlet Seawater pump 10 Water line Hose clamps 11 Correct pump head strainer orientations Strainer 1. Install a seawater scoop thru-hull inlet as close to the keel and as far below the water line as possible. Secure the scoop thru- hull inlet using a marine-grade sealant designed for underwater use.
  • Page 18: Disposal

    Refer to the sections below for information about warranty and warranty support in the US, Canada, Australia, New Zealand, and all other regions. United States and Canada LIMITED WARRANTY AVAILABLE AT DOMETIC.COM/EN-US/TERMS-AND-CONDITIONS-CONSUMER/WARRANTY. IF YOU HAVE QUESTIONS, OR TO OBTAIN A COPY OF THE LIMITED WARRANTY FREE OF CHARGE, CONTACT: DOMETIC CORPORATION MARINE...
  • Page 19   All other regions The statutory warranty period applies. If the product is defective, please contact the manufacturer’s branch in your region or your retailer (see the back of this instruction manual for the web addresses to locate your region or retailer). For repair and guarantee processing, please include the following documents when you send in the device: •...

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