Dometic RM2612 Troubleshooting, Wiring Diagram, Refrigerator Does Not Cool Properly, F. Fuses

Models: RM2812 RM2612

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F. FUSES

F. FUSES

The refrigerator is equipped with 2 fuses, one for the refrigerator control system and one for the AC cartridge heater. (See Table below).

To replace fuse(s) proceed as follows:

1.Disconnect the wall plug, and the 12 volt wires.

2.Remove the power module cover. See FIG. 6.

3.Snap the fuse out of the fuse holder.

4.Fit a new fuse in to the fuse holder.

5.Replace the power module cover.

Control System

3-amp

AC Heater

5-amp

 

 

3. TROUBLESHOOTING

Refrigerator Does Not Cool Properly

A.Burner jet clogged.

Clean. See Section D. Maintenance & Service, Item 1. Periodic Maintenance, Paragraph E. Item 19.

B.Check level of refrigerator.

C.Venting problem.

Restriction in air flow across cooling unit.

D.Heavy frost buildup on evaporator fins. Defrost.

E.Flue baffle not inserted properly in flue tube.

F.Improperly set thermostat.

See Section C. Operating Instructions, Item 3. Paragraph F, and Item 4, Paragraph H.

G.Burner dirty.

Clean. See Section D. Maintenance & Service, Item 1. Periodic Maintenance, Paragraph E.8.

H.LP gas pressure low at burner.

Set main regulator so pressure does not drop below 11 inches water column at pressure tap.

I.Burner not located properly under flue tube. Relocate.

J.Burner damaged. Replace.

K.Odors and fumes.

1.Dislocated burner

2.Damaged burner

3.Dirty flue tube

L.FUSES

1.Refrigerator AC Supply

2.Refrigerator DC Supply

3.Control system. See Section D. Maintenance & Service, Item 2. Paragraph F.

Contact an authorized service center for parts and repairs as needed.

WIRING DIAGRAM

 

 

 

 

 

 

 

 

 

120 V OLTS A C

 

 

A

CIRCUIT BOA RD P OWER

 

 

 

 

 

 

 

 

 

L

 

B

CIRCUIT BOA RD DISP LAY

B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

THERMISTOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

D

SOLENOID VA LVE

 

 

 

 

 

 

 

 

P3

 

 

E

REIGNITER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

THERMOCOUPLE

 

 

 

 

 

 

 

 

1

10

 

 

 

 

 

 

 

 

 

 

 

 

G

ELECTRODE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

A5

 

 

 

 

 

 

A3

10

K

 

H

RETAINER F OR BURNER

 

 

 

 

 

 

 

I

TERMINAL BL OCK

2

B5

 

 

 

 

 

 

B3

5

 

 

J

TERMINAL ST RIP, GROUND

3

C5

 

 

 

 

 

 

C3

 

 

 

4

D5

 

 

 

 

 

4

2

 

 

 

K

ABSORPTION UNIT

5

E5

 

 

 

A

 

 

 

 

L

HEATER 120V A C

 

 

 

 

 

 

 

 

 

E

D

 

M

FUSE 3A

10

A2

 

 

 

 

 

 

8

 

 

N

FUSE 5A

 

 

 

 

 

 

 

 

 

O

HEATING CA BLE

10

B2

M

 

 

N

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P

SWITCH

C

 

 

 

 

 

 

 

J10

 

 

H

J2

J3

J4

J5

J6

J7

J8

 

 

Q

TERMINAL BL OCK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

9

 

 

 

 

 

 

 

 

 

 

 

 

 

F

 

 

 

 

 

 

 

 

 

 

 

10

 

G

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

1

1

 

 

 

 

 

 

 

 

 

 

P

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

7

 

10

 

 

 

 

 

 

 

 

 

10

 

 

 

 

Q

 

 

 

 

 

 

 

 

 

 

1

BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

J

 

 

 

2

BROWN

 

 

 

 

1

 

6

 

 

 

 

 

3

RED

 

 

 

 

L

N

 

1

I

 

 

4

ORANGE

 

 

 

 

 

 

 

 

 

 

 

5

YELLOW

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

GREEN

 

 

 

 

 

 

 

 

 

 

 

 

7

GREEN/YELLOW

 

 

 

 

 

 

 

 

 

 

 

 

8

BLUE

 

 

 

 

 

 

 

 

 

 

 

 

9

GRAY

 

 

 

 

 

 

 

 

 

 

 

 

10

WHITE

 

 

 

 

 

 

 

 

 

12

 

 

 

 

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Dometic RM2612, RM2812 manual Troubleshooting, Wiring Diagram, Refrigerator Does Not Cool Properly, F. Fuses