Troubleshooting, Wiring diagram, Refrigerator does not cool properly – Dometic RM2612 User Manual

Page 12

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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.

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.

WIRING DIAGRAM

B

1

2

3

4

5

A5
B5
C5
D5
E5

A2
B2

10

10

M

A

N

8

P

Q

1 1

J2

J3

J4

J5

J6

J7

J8

J10

C

O

10

7

2

7

J

1

6

1

10

L

N

I

10

G

F

9

8

E

5

10

2

A3
B3
C3

4

1

P3

H

D

10

120 V OLTS A C

10

10

L

K

CIRCUIT BOA

CIRCUIT BOA RD P

RD P OW

OWER

ER

CIRCUIT BOA

CIRCUIT BOA RD DISP

RD DISP LLA

AY

Y

TTHERMIST

HERMISTOR

OR

SOL

SOLENOID VA

ENOID VA LLV

VE

E

REIGNIT

REIGNITER

ER

TTHERMOCOUP

HERMOCOUPLLE

E

EL

ELECT

ECTRODE

RODE

RETA

RETAINER F

INER F OR BURNER

OR BURNER

TTERMINA

ERMINAL BL

L BL OCK

OCK

TTERMINA

ERMINAL ST

L ST RIP

RIP, GROUND

, GROUND

A

ABSORP

BSORPTTION UNIT

ION UNIT

HEAT

HEATER 120V A

ER 120V A C

C

F

FUSE 3A

USE 3A

F

FUSE 5A

USE 5A

HEAT

HEATING CA

ING CA BL

BLE

E

SW

SWIT

ITCH

CH

TERMINAL BL OCK

BLACK
BROWN
RED
ORANGE
YELLOW
GREEN
GREEN/YELLOW
BLUE
GRAY
W

WHIT

HITE

E

1

3

5

7

9

A

C

E

G

I

K

M

O

2

4

6

8

10

10

B

D

F

H

J

L

N

P

Q

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