Heat Exchanger Replacement • Make sure the main power cord is disconnected from power before attempting to remove the outer cover • Make sure unit has cooled sufficiently to perform the operation 1. Make sure the machine is unplugged. 2. Using a #2 Phillips Screw Driver remove the 12 screws on the lid. Carefully lift the case off and carefully detach the grounding wire screwed to the lid.
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6. Using a ½” socket, loosen the five nuts. Remove all 5 nuts and washers (these will not be reused). Be careful not to damage any exposed wiring. Remove the upper steel plate by gently lifting the plate up out of the way. 7.
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10. Remove the second thin wear plate 11. Lift the thick aluminum plate up (this part will not be reused). cautiously to avoid damage to the heaters. 13. Remove the second coil from 12. Remove the third thin wear plate the block (this part will not be (this part will not be reused).
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14. Remove the forth thin wear plate (this part will not be reused). 15. When replacing the parts, ensure all mating surfaces are clean to promote good thermal conduction. 16. Place a new narrow aluminum wear 17. Place the new copper tube on the plate on the block.
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18. Place a new wide aluminum wear 19. Place the thick aluminum plate onto plate on the coil. the wear plate. 20. Place a new wide aluminum wear 21. Place the second copper tube on plate on the thick aluminum plate. the wear plate.
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25. Attach the tubes by screwing in the 7/16” brass nut at the pumps. Tighten securely. 26. Reinstall the top insulation. Power up the G3000 and allow it to heat up fully. Run fog through the fog machine until it reaches its lowest output. Turn off the fog machine and disconnect from the power source.