Installation guide

4
A. Table - Unit Data
Model No. Nominal
Capacity
(BTU HR)
Cooling
Electrical
Rating
120 Vac
60 Hz 1 ph
Compressor
Rated Load
Amps
Compressor
Locked
Rotor
Amps
Fan Motor
Rated Load
Amps
Fan Motor
Locked
Rotor
Amps
Refrigerant
R-410A
(Oz)
Minimum
Wire Size*
12 AWG
Copper
Up to 24′
AC Circuit
Protection
***Installer
Supplied
Minimum
Generator
Size**
1 Unit / 2 Units
640312.30X 11,000 10.5 53.0 3.5 10.0 19.0 20 Amp 3.5 kW / 5.0 kW
640312C35X 11,000 10.5 53.0 3.5 10.0 19.0 20 Amp 3.5 kW / 5.0 kW
640312.80X 11,000 11.5 53.0 2.6 8.5 20.0 20 Amp 3.5 kW / 5.0 kW
640312.83X 11,000 12.5 63.0 2.6 8.5 18.0 20 Amp 3.5 kW / 5.0 kW
640312C85X 11,000 11.5 53.0 2.6 8.5 20.0 20 Amp 3.5 kW / 5.0 kW
640315.30X 13,500 12.5 61.0 3.5 10.0 17.5 20 Amp 3.5 kW / 5.0 kW
640315C35X 13,500 12.5 61.0 3.5 10.0 17.5 20 Amp 3.5 kW / 5.0 kW
640315.80X 13,500 12.6 63.0 2.6 8.5 18.0 20 Amp 3.5 kW / 5.0 kW
640315.83X 13,500 12.5 63.0 2.6 8.5 19.0 20 Amp 3.5 kW / 5.0 kW
640315.84X 13,500 12.5 63.0 3.5 8.5 19.0 20 Amp 3.5 kW / 5.0 kW
640315C85X 13,500 12.6 63.0 2.6 8.5 18.0 20 Amp 3.5 kW / 5.0 kW
* For wire length over 24 ft., consult the National Electrical Code for proper sizing.
** Dometic, LLC gives GENERAL guidelines for generator requirements. These guidelines come from experiences people
have had in actual applications. When sizing the generator, the total power usage of your RV must be considered. Keep
in mind generators lose power at high altitudes and from lack of maintenance.
*** 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 install-
ing this unit. This opening is part of the return air system of the unit and must be nished in accordance with
NFPA 1192.
● Roof construction with rafters/joists support frames on a minimum of 16 inch centers.
● Minimum of 2 inches and maximum of 4 inches distance between roof to ceiling of RV.
SPECIFICATIONS