Service manual

06/2010
3. Remove the heat exchanger / burner assembly 1434 per SM500-05.
4. Separate the heat exchanger assembly 1435 and burner assembly 1315 per SM500-06 or
SM500-10.
5. Remove the one screw 1409 that attaches the igniter bracket 1410 and electrode 1411.
6. Replace the electrode and re-assemble onto the burner.
7. Using the 1/8” drill bit as a gage, bend the end of the electrode with the pliers until it is
centered over the burner blade and 1/8” above the burner (see figure -8).
8. Re-assemble the heater reversing the procedure of steps 4, 3, and 2.
9. Check the unit for normal operation per SM500-16 ‘Testing the RV500’
Kit Parts List:
1411 Electrode
Figures:
Figure-3 Frontal View of RV500 with Door Removed
Figure-4 View of Electronic Drawer
Figure-8 Burner assembly/Electrode Adjustment
Model: RV500-F-L / RV501-F-L
SM500-12 Flowmeter Replacement
Other service documents required:
SM500-16 Testing the RV500
Tools Required:
Adjustable wrench
13/16 open end wrench
Teflon thread tape
10. Turn power OFF, water OFF, and gas OFF
11. Disconnect the flow meter connector from the control board (J3) and remove connector/wire from
drawer. Remove drawer from shelf and let hang.
12. Loosen the upper compression fitting nut (see figure SM500-3). Carefully turn the flowmeter
counter clockwise to release the bottom connection.
13. Reverse the above procedure and install the new flowmeter assembly, use Teflon pipe thread
tape to seal the threaded connections.