Dometic 520300.501 Installation Instructions Manual Download Page 1

Read these instructions carefully. These 

instructions MUST stay with this product.

USA

SERVICE OFFICE

Dometic Corporation

1120 North Main Street

Elkhart, IN 46514

SERVICE CENTER &

DEALER LOCATIONS

Please Visit:

www.eDometic.com

Roof Top Unit Used With 3105007.XXX or 3105935.XXX Air Distribution Box

Description

Model

Electronic Control Kit

Thermostat

Optional Indoor

Temperature 

Sensor

Air Conditioner

LCD SZ Controls

57908

59712

57915

59516

59530

520300

520310

520315

520316

600312

600315

3316155.000

Thermostat Included With 

Electronic Control Kit

N/A

This Unit is designed for OEM installation. 

RECORD THIS INFORMATION FOR FUTURE 

REFERENCE:

Model Number

Serial Number

ADB Model Number

ADB Serial Number

Date Purchased

REVISION C

Form No. 3316570.000  6/18

French (3316571.000_C)

©2018 Dometic Corporation

LaGrange, IN 46761

INST

ALLA

TION

INSTRUCTIONS

Summary of Contents for 520300.501

Page 1: ...ic Control Kit Thermostat Optional Indoor Temperature Sensor Air Conditioner LCD SZ Controls 57908 59712 57915 59516 59530 520300 520310 520315 520316 600312 600315 3316155 000 Thermostat Included Wit...

Page 2: ...NFORMATION 14 A Frost Formation On Cooling Coil 14 B Heat Gain 14 C Condensation 14 D Air Distribution 14 WIRING DIAGRAMS 15 A Simple RV Wiring Diagram 15 B Unit Wiring Diagrams 16 DOCUMENT SYMBOLS In...

Page 3: ...all safety information and instructions to avoid possible injury or death Read and understand these instructions be fore installing using servicing performing maintenance on this product Incorrect ins...

Page 4: ...kW 59530 532 N A 8 0 53 0 2 5 5 8 18 5 15 Amp 3 5 kW 5 0 kW 59530 536 N A 7 8 53 0 2 0 5 6 19 0 15 Amp 3 5 kW 5 0 kW 520310 501 9 000 7 8 49 0 3 0 8 5 20 0 20 Amp 2 5 kW 4 0 kW 520315 501 13 500 10 3...

Page 5: ...n Amount of insulation in walls and roof Geographical location where the RV will be used Personal comfort level required 1 For one unit installation The unit should be mounted slightly forward of cent...

Page 6: ...e are no obstacles wires pipes etc inside RV s roof floor walls Shut OFF gas supply disconnect 120 Vac power from RV and disconnect positive 12 Vdc terminal from supply battery BEFORE drilling or cutt...

Page 7: ...ame Duct Duct Frame Frame Roof Opening Roof Opening AC Power Supply Wire Low Voltage Wires 12 Vdc Furnace Indoor Temperature Sensor Cable Control Wires Roof SIDE VIEW TOWARD BACK OF RV Duct Ceiling Du...

Page 8: ...location See E Choosing Thermostat Location on page 8 4 If system includes a gas furnace route two 18 22 AWG thermostat wires from the furnace to the roof opening of the unit that will control it If...

Page 9: ...lors listed for the communication cable 3 conductor cable match the wire colors in the unit wire harness and the wire harness at the LCD SZ electronic control box Available wire colors may vary a Remo...

Page 10: ...et Electrical Cord 120 Vac Power Supply Control Wires 5 Hold the ceiling template up to the roof opening Make sure the large plate faces the rear of the RV See FIG 13 a Start each mounting bolt throug...

Page 11: ...supplied with the RAG kit Remove the backing paper from the insulation and care fully stick onto the ceiling template divider plate See FIG 16 FIG 16 Foam Tape Place Insulation In Position Do Not Cov...

Page 12: ...hermo stat wires if applicable to the blue wires protruding from the roof opening or to the 1 4 connectors at the electronic control box using the supplied 1 4 insulated connectors The polarity of thi...

Page 13: ...eiling tem plate 3 Install cover to template using six 6 supplied 8 x 10 mm blunt point Phillips head screws 4 Re install filter return air grille into return air cov er Align tabs with mating notches...

Page 14: ...hades blinds and or curtains 3 Keeping windows and doors shut or minimizing usage 4 Avoid the use of heat producing appliances Operation on High Fan Cooling mode will give optimum or maximum efficienc...

Page 15: ...15 A Simple RV Wiring Diagram OPTIONAL FIG 21 WIRING DIAGRAMS...

Page 16: ...540 J4 J3 4 3 2 1 J5 FURNACE FURNACE 2 1 12V TSTAT 12V TSTAT PART No 3316300 000 FOR USE WITH AIR CONDITIONER PASSED DIELECTRIC FACTORY WIRING FIELD WIRING FAN LO J2 BLK 2 1 BLU 3 4 N C RED 3 1 4 2 P...

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