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EN

Self-Contained Air Conditioning System 

Explanation of Symbols and Safety Instructions

•  The installation must comply with all applicable local 

or national codes, including the latest edition of the 
following standards:

 

– American Boat and Yacht Council (ABYC)

 

– ANSI/NFPA70, National Electrical Code (NEC)

1 .4  General Safety Messages

 

WARNING: CARBON MONOXIDE HAZARD . 
Failure to obey the following warnings could 
result in death or serious injury:

•  Do 

not

 install or operate a self-contained air 

conditioner in the bilge or engine room areas, or 
near an internal combustion engine. Ensure that the 
selected location is sealed from direct access to bilge 
and/or engine room vapors. 

•  Verify the condensate drain line is properly installed 

and sealed. Do 

not

 terminate the condensate drain 

line within 3 ft. (0.91 m) of any outlet of an engine 
or generator exhaust system, in a compartment 
containing an engine or generator, or in a bilge, 
unless the drain is connected properly to a sealed 
condensate or shower sump pump. If the drain line is 

not

 properly installed, dangerous fumes may travel 

up the drain line and contaminate the living quarters. 

•  Do 

not

 install the air conditioning unit in a location 

where it can circulate carbon monoxide, fuel vapors, 
or other noxious fumes into the boat’s living spaces. 

 

WARNING: ELECTRICAL SHOCK, FIRE, AND/OR 
EXPLOSION HAZARD . 

This appliance is 

not

 intended for use by persons 

(including children) with reduced physical, sensory, 
or mental capabilities, or lack of experience 
and knowledge, unless they have been given 
supervision or instruction concerning the use of the 
appliance by a person responsible for their safety. 
Children should be supervised to ensure that they 
do 

not

 play with the appliance. Cleaning and 

user maintenance shall 

not

 be made by children 

without supervision. This appliance should 

not

 be 

accessible to the general public. Failure to follow 
these precautions could result in death or serious 
injury.

 

WARNING: EXPLOSION HAZARD .

Do 

not

 install the air conditioning unit in a location 

containing gasoline engines, tanks, LPG/CPG 
cylinders, regulators, valves, or fuel line fittings. 
Unless labeled otherwise, self-contained units 
do 

not

 meet federal requirements for ignition 

protection. Failure to obey this warning could result 
in death or serious injury.

 

WARNING: ELECTRICAL SHOCK HAZARD . 
Failure to obey the following warnings could 
result in death or serious injury:

•  Be sure to effectively ground the air conditioning unit 

to minimize the electrical shock hazard. Refer to the 
installation guidelines for further information. 

•  Each air conditioning unit installed requires a 

dedicated circuit breaker. If there is only one air 
conditioning unit installed, the seawater pump 
does not require a circuit breaker. If two or more air 
conditioning units use the same seawater pump, the 
pump wires will be connected to a pump relay panel 
(PRP), which in turn has its own dedicated circuit 
breaker sized for the pump (20 A max). Refer to the 
the wiring diagram furnished with the PRP. Electrical 
connections in the bilge and/or below the waterline 
should use heat shrink type butt splices.

•  Field wiring must comply with ABYC electrical codes. 

Power to the unit must be within the operating 
voltage range indicated on the data plate. Properly 
sized fuses or HACR circuit breakers must be installed 
for branch circuit protection. See the data plate for 
the maximum fuse/circuit breaker size (mfs) and 
minimum circuit capacity (mca).

NOTICE: 

This appliance contains fluorinated 

greenhouse gases in hermetically sealed equipment. 
Refer to the condensing unit’s product data plate label 
for the quantity of refrigerant shown in weight and GWP. 
The refrigerant added should be noted on the unit label.

 

I

The PRP triac must have its mounting screw installed 
in order to dissipate heat.

Содержание DCG

Страница 1: ...ERS 339708 Form No L 4111 11 19 2019 Dometic Corporation WARNING Cancer and Reproductive Harm www P65Warnings ca gov DCG DCMG DCU DLM DLU DMT DTG DTU ECD MCS EN Self Contained Air Conditioning System Installation Manual 2 ...

Страница 2: ...nstructions to help you eliminate or reduce the risk of accidents and injuries 1 1 Recognize Safety Information This is the safety alert symbol It is used to alert you to potential physical injury hazards Obey all safety messages that follow this symbol to avoid possible injury or death 1 2 Understand Signal Words A signal word will identify safety messages and property damage messages and also wi...

Страница 3: ...rvision This appliance should not be accessible to the general public Failure to follow these precautions could result in death or serious injury WARNING EXPLOSION HAZARD Do not install the air conditioning unit in a location containing gasoline engines tanks LPG CPG cylinders regulators valves or fuel line fittings Unless labeled otherwise self contained units do not meet federal requirements for...

Страница 4: ...hoses electrical power connections location of the control and seawater pump placement to assure easy access for routing and future servicing See Figure 1 for an overview of the components in a typical self contained air conditioning system installation h j g f d s a o i u y t r e w q 1 Component Identification qSupply Air Grille and Transition Box oSeacock Shut Off Valve wDigital Display aSeawate...

Страница 5: ...ameter in mm 3 0 76 4 0 102 5 0 127 6 0 152 6 0 152 7 0 178 7 0 178 8 0 203 Minimum Duct Area sq in sq cm 6 8 44 12 6 81 19 6 126 28 3 183 28 3 183 38 5 248 38 5 248 50 3 325 Minimum Return Air Grille sq in sq cm 64 0 413 64 0 413 80 0 516 100 0 645 130 0 839 200 0 1290 200 0 1290 240 0 1548 Minimum Supply Air Grille sq in sq cm 12 0 77 32 0 206 48 0 310 60 0 387 70 0 452 80 0 516 100 0 165 140 0 ...

Страница 6: ...ning unit for installation 5 1 Determining the Installation Location 4 0 in 102 mm 3 0 in 76 mm 2 Placement Relating to Airflow qReturn Air Grille wBulkhead Allow for 3 0 in 76 mm minimum clearance in front of the evaporator coils and 4 0 in 102 mm minimum clearance in front of the return air grille 5 2 Rotating the Blower If needed rotate the blower to the direction that allows the most direct ai...

Страница 7: ...ne particles from the cabin air and keep the evaporator coil clean Place one air filter either on the air conditioning unit or in the return air grille for each air conditioner unit Refer to General Information on page 4 for air filter placement 5 4 Placing the Grilles and Transition Boxes Install the supply air grille as high as possible in a location that will provide uniform air distribution th...

Страница 8: ...tting 1 2 in HB x 12 MPT rDrain Pan wSolid Washer tLocking Nut eLiquid Seal Washer 1 Using the hose barb knock out a slug from an aft facing drain hole by applying one quick strike with a rubber mallet Discard the slug knockout 2 Install the hose barb For Turbo systems screw the hose barb into the threaded drain hole and tighten securely For all other systems thread the hose barb through a solid w...

Страница 9: ...lation Insulate ducting when it is located in high heat areas Ensure that ducting is properly protected against damage when routed through open areas Do not route ducting through an engine room or any area where it may be exposed to dangerous vapors or exhaust fumes If a transition box is used the total area of supply air ducts going out of the box should be at least equal to the total area of the...

Страница 10: ...ull flow seacock on the seawater scoop thru hull inlet 3 Install a seawater strainer below the level of the pump with access to the filter 4 Mount the pump above the strainer and at least one foot below the waterline 5 Connect the seacock and strainer with an uphill run of reinforced marine grade hose 6 Connect the discharge from the pump uphill to the bottom inlet of the air conditioning unit s c...

Страница 11: ...oat Within the boat itself ensure that the AC ground bus is connected to the DC ground bus at exactly one place All pumps metallic valves and fittings in the seawater circuit that are isolated from the air conditioning unit by PVC or rubber hoses must be individually bonded to the boat s bonding system 7 Disposal M M Place the packaging material in the appropriate recycling waste bins whenever pos...

Страница 12: ...com dealer YOUR LOCAL SUPPORT dometic com contact YOUR LOCAL SALES OFFICE dometic com sales offices A complete list of Dometic companies which comprise the Dometic Group can be found in the public filings of DOMETIC GROUP AB Hemvärnsgatan 15 SE 17154 Solna Sweden ...

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