Dometic CABIN COMFORT, Installation, Operation & Maintenance Manual

Page 1: ...CABIN COMFORT Self Contained Units Installation Operation Maintenance Manual Revised 3 15 04 L 2334 ...

Page 2: ...Series units are covered under the existing Dometic Corporation warranty policy contained in this manual In the interest of product improvement specifications and design are subject to change without prior notice NOTICE CLEAN AIR ACT AMENDMENTS OF 1990 TITLE VI SECTION 608 C 1 Effective July 1 1992 it shall be unlawful for any person in the course of maintaining servicing repairing or disposing of...

Page 3: ...3 ...

Page 4: ... Run switch Dependable mechanical thermostat Pre wired control cable Marine Air Systems is a product of Dometic Corporation Dometic is a recognized leader in the design and manufacture of high performance comfort control systems refrigeration products and battery charging products for demanding environments including commercial and recreational marine craft vehicles and other applications We offer...

Page 5: ...mmendations Since the Cabin Comfort Series is a self contained unit it can readily be used to cool any desired area However the physical location of the air conditioner is an important factor to consider prior to installing the unit The unit should be installed in a central location in the room to be cooled with adequate space around the unit for maintenance as well as a free flow of supply and re...

Page 6: ...no loops or vertical bends so that they are self draining and consequently self purging The discharge outlet of the condenser must be plumbed overboard using a discharge thru hull located above the water line The location selected for the overboard discharge thru hull should be accessible for periodic visual inspection A 5 8 hose is required when plumbing from the pump or manifold to the condenser...

Page 7: ...7 ...

Page 8: ...Unit The Cabin Comfort Series unit is supplied with a painted aluminum cabinet which also serves as an overflow condensate pan Mounting clip brackets are provided to secure the base pan onto a flat horizontal surface ...

Page 9: ...ate drain Remove one of the desired watertight plugs from the base pan of the Cabin Comfort unit Note It is recommended that the most aft facing plug be removed to ensure proper drainage as the vessel is underway Slip the liquid seal washer onto the PVC fitting and connect it through the exposed hole in the base pan with the locking nut Securely tighten with two 2 wrenches to provide a proper seal...

Page 10: ...ical load that the air conditioning system will require All Cabin Comfort Series units are supplied with a 5 position terminal strip mounted on top of the electrical box The electrical supply ground wires and pump circuits are all connected at this terminal strip Electrical supply to the unit is connected to the terminals marked POWER 115 or 230 Volt The wiring from the seawater pump is connected ...

Page 11: ... GRND at the AC power input terminal block of the unit s per ABYC standard E 8 or equivalent 2 Connections between the vessel s AC system grounding conductor green wire and the vessel s DC Direct Current negative or bonding system should be made as part of the vessel s wiring per ABYC standard E 9 or equivalent 3 When servicing or replacing existing equipment that contains a chassis mounted ground...

Page 12: ...12 ...

Page 13: ...13 ...

Page 14: ...14 ...

Page 15: ... the thermostat know slowly to the center position until it clicks once The thermostat is now set to maintain a constant temperature 9 On the cooling cycle use any fan speed desired When operating in the heat cycle set the fan speed control to the HIGH position Decrease the fan to medium setting and run the system in this position for the most efficient heat output Note If ambient temperatures are...

Page 16: ...tage is not present a wiring problem exists back to the unit With voltage present at both locations above check output terminals to seawater pump If voltage is not present either 1 Signal circuit is defective Move to a spare circuit if available 2 Triac is defective on seawater pump circuit Fan runs but no water flow Pump relay panel may not be operating properly Replace circuit board if above doe...

Page 17: ...akes fifteen minutes to stabilize As the seawater becomes colder the output of the system is reduced Note that 45 F 7 2 C seawater is the coldest recommended operating level Give system time to stabilize Verify seawater temperature Check thermostat setting and or redirect supply air so that it is not directed into the return air stream On cooling the thermostat may be set too cold or supply air ma...

Page 18: ...e solution after having tested and it is determined that it meets the freeze protection parameters required in your specific area for freeze protection Dispose of unusable anti freeze properly Seawater Strainer Marine Air Systems recommends the use of a suitable seawater strainer in all seawater circuits This seawater strainer when installed before the seawater circulation pump protects the pump f...

Page 19: ...components found to be defective due to faulty materials or workmanship when such components examined by an authorized service dealer or a factory service representative are found to have a defect for which the company is responsible In addition Dometic Corporation will pay labor costs as outlined in its Schedule of Limited Warranty Allowances for removal and re installation of such components Ref...

Page 20: ...ws Ave Ext Pompano Beach FL 33069 1497 USA Phone 954 973 2477 Facsimile 954 979 4414 Fleets Industrial Estate 26 Willis Way Poole Dorset BH15 3SU England Phone 44 0 870 3306101 Facsimile 44 0 870 3306102 Website www marineair com Email sales marineair com ...