Specifications; Roof Requirements - Dometic 489516P series Installation & Operating Instruction

SPECIFICATIONS

A. Table - Unit Data
Model No. Nominal Electrical
Capacity Rating
(BTU HR)
Cooling
489516P70X 15,000 120 Vac
60 Hz 1 ph
489516P71X 15,000
489516A71X 15,000
* For wire length over 24 ft., consult the National Electrical Code for proper sizing.
** Dometic Marine gives GENERAL guidelines for generator requirements. To reduce start-up power draw by up to 65%,
consider installing a Dometic SmartStart.
*** CIRCUIT PROTECTION: Time Delay Fuse or Circuit Breaker Required.
B.

Roof Requirements

● A 14-1/4" x 14-1/4" (±1/8") square opening (hereinafter referred to as "roof opening") is required for installing this
unit. This opening is part of the return air system of the unit and MUST be finished in accordance with NFPA 1192.
● If applicable: Roof construction with rafters/joists support frames on a minimum of 16 inch centers.
● Minimum of 1.5 inches and maximum of 6 inches distance between roof to ceiling.
Compressor Compressor Fan Motor
Rated Load Locked Rated Load
Amps Rotor Amps
Amps
13.3 66.0 2.5
13.3 70.0 2.5
13.3 70.0 2.5
Fan Motor Refrigerant Minimum
Locked R-410A Wire Size*
Rotor (oz)
Amps
5.8 27.5 12 AWG
Copper
5.8 27.5
Up to 24'
5.8 27.5
4
AC Circuit Minimum
Protection Generator
***Installer Size**
Supplied 1 Unit / 2 Units
20 Amp 3.5 kW / 5.0 kW
20 Amp 3.5 kW / 5.0 kW
20 Amp 3.5 kW / 5.0 kW