Damper; Mwfp Manifold - GE GYE18JBL Technical Service Manual

Damper

Inserted into the bottom of the air tower is
an electrical damper. The main board uses
the damper to allow or block air flow into the
refrigerator based on the FF thermistor reading.
Damper Diagnosing
The damper can be operated using Service Mode
Test t7. In test t7 will open the damper, pause
briefly, then close the damper. The damper motor
has an approximate resistance of 415 ohms and
can be checked at the damper connector or at
the J3 of the main board.
J3 on Main Board
• Pin 1 (blue/yellow) - pin 2 (white/black): 415
ohms
• Pin 3 (red/black) - pin 4 (yellow): 415 ohms
Damper Connector
• Blue - white: 415 ohms
• Red - yellow: 415 ohms
Damper Removal
1. Follow the Air Tower Removal steps under
Air Tower in this section of the service guide.
2. Separate the Styrofoam duct from the plastic
cover of the air tower.
3. Peel away the tape across the bottom of the
Styrofoam.
4. Move the damper harness down in the
channel to be parallel with the duct.
5. Pull the damper out of the duct.

MWFP Manifold

The MWFP manifold is made up of the filter head
the filter locks into and the water lines. The water
lines of the manifold connect to the door water
line and the outlet of the isolation valve.
MWFP Manifold Removal
1. Remove the machine compartment cover.
2. Remove one 1/4-in. hex-head screw
to remove the valve from the machine
compartment.
3. Pull the clip from the collar of the isolation
valve.
Collar
4. Push in on the collar of the water valve while
pulling the water line from the valve.
– 49 –
Clip
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