15-002

CSC-10057518-2430
February 2015
Technical Service Bulletin Notification TSB #15-002
Dear Valued Jayco RV Dealer:
Jayco has determined certain Model Year 2015 Seismic 4212 Fifth Wheels (9G) require removal
of the microwave to reposition the vent fan to provide proper venting.
Our records indicate that the following Seismic Fifth Wheel/s are currently stock at your
dealership and are included in this Bulletin:
The coverage period for this Technical Service Bulletin is for one (1) year from the release
of this notification. (February 2015- February 2016). If you have sold this affected vehicle,
please contact the current owner regarding this Service Bulletin and process the Warranty
Registration for this customer. All pertinent information regarding this Bulletin is on file under
the Service and Parts Tab of Jayco Partners. If you have questions regarding this Service
Bulletin, please contact Jayco Customer Service at 800-283-8267.
We apologize for any inconvenience this may cause. However, we are confident that this
improvement will offer continued satisfaction with your customer’s Jayco Fifth Wheel.
Sincerely,
Jayco

CSC-10057518-9820
February 2015
Technical Service Bulletin Notification TSB #15-002
Dear Valued Jayco RV Owner:
Jayco has determined certain Model Year 2015 Seismic, 4212 Fifth Wheels (9G) require the
removal of the microwave to reposition the vent fan to provide proper venting.
Our records indicate that your Recreational Vehicle is affected by this service bulletin. Please
contact your nearest Jayco dealer to schedule an appointment and present this letter as
authorization to have the procedure completed. This procedure will be performed at no cost to
you.
The coverage period for this Technical Service Bulletin is for one (1) year from the release
of this notification. (February 2015 – February 2016) If you have sold or traded your vehicle,
or for any reason cannot have this service performed, please contact the Jayco Customer Service
Department at 800-283-8267.
We apologize for any inconvenience this may cause. However, we are confident that this
improvement will offer continued satisfaction with your Jayco Fifth Wheel.
Sincerely,
Jayco

SB-10057518-2430
TECHNICAL SERVICE BULLETIN
TSB#: 15-002
Job Code: 9801232
Flat Rate:
.5 hour
Date of Publication: February 2015
NOTE: This Technical Service Bulletin will be valid within (1) year from the original date of publication.
ACTION REQUIRED:
Reverse the microwave fan from venting to the rear to the front of the microwave.
MODELS / UNITS:
2015 Seismic
TOOLS/MATERIAL REQ.:
4212
F19G
0050-0053, 0057, 0060, 0061, 0063, 0064
Drill driver with #3 phillips bit
Ladder
Flat blade screwdriver or prying tool
Pin Nailer Gun
INSTRUCTIONS
Remove this
piece only
Fig 1
1
Fig 2
Fig 1: Microwave is attached to the kitchen cabinet and must be taken down to perform the repair.
Unplug the microwave from the wall.
Fig 2: Remove only the short piece of wood trim under the microwave
Use a flat blade screwdriver or prying tool to gently remove the trim from the wall.
Fig 3: Remove the 2 bolts located inside the cabinets above the microwave using the #3 phillips bit and screw gun.
CAUTION:
THE MICROWAVE WILL FALL FORWARD AS THE BOLTS ARE REMOVED. HAVE A SECOND PERSON SUPPORT THE
FRONT AS THE BOLTS ARE LOOSENED / REMOVED.
Vent bezel
Fan motor location
Fig 4
2.
One bolt inside
each cabinet
Fig 3
Bracket at the
rear of
microwave
Fig 5
Fig 6
push up to
release
Fig 4: To remove microwave, lift it off the bracket mounted to the wall at the rear of the microwave.
(The bracket tabs fit into slots in the microwave case.)
Fig 5: Set microwave on a table or counter, protecting the surface prior to placing. Position the microwave with the rear of the unit facing you.
Fig 6: Remove the vent bezel from the rear of the microwave. Use both hands and slide it up releasing the tabs.
15-002 Microwave Venting
February 2015
1 of 2
Fig 7
Fig 6
3.
Screws
Fig 8
Fig 6: Shows area once Vent bezel is removed. Remove the Phillips Screws in the motor cover shown in Fig 7 (2 black, 2 silver)
Fig 8: Open the hinged motor cover.
Harness
in the
center
Rotate
Fig 9
4.
Fig 10
Fig 11
Fig 9:
Lift the motor assembly out of the cavity.
Rotate the motor assembly to the right, 180° so the white fan cage is on the other side and facing the front of the microwave.
NOTE: The pink label on top of the motor assembly is still on top after rotating the motor.
Fig 10: The motor wire harness should stay in the middle of the motor assy and should be carefully tucked away as shown (Fig 11).
vent holes will
now be blocked
Fig 12
5.
Fig 12: Re-install the motor assembly into the motor cavity.
Fig 13: The rear vent holes will now be blocked off, and the air will blow toward the front of the microwave.
Fig 14: Close the motor access cover.
Fig 15
6.
Fig 14
Fig 13
Fig 16
Fig 17
Fig 15: Re-install 4 screws (arrows) on motor access cover.
Fig 16: Re-install the vent bezel on the rear of the microwave.
Fig 17: Re-install the microwave on the wall bracket making sure the tabs (arrows) in the bracket go into the slots on the microwave.
Have a second person hold the front of the microwave and re-install the two bolts in the upper cabinets.
Re-install the piece of wood molding under the microwave using the pin nailer gun.
Test to confirm the air is coming out the front vents of the microwave by placing a cup of water in microwave and activating.
15-002 Microwave Venting
February 2015
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