Fujitsu ASU-RLF Disassembly Instructions Manual Download Page 1 | Manualshive

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Fujitsu ASU-RLF Coil Cleaning

Disassembly Instructions

ALWAYS SHUT OFF POWER BEFORE ANY WORK

IS PERFORMED

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Summary of Contents for ASU-RLF

Page 1: ...Fujitsu ASU RLF Coil Cleaning Disassembly Instructions ALWAYS SHUT OFF POWER BEFORE ANY WORK IS PERFORMED ...

Page 2: ...Remove the front cover and the air filters Next remove the 2 screws on the right and 1 screw on the left see arrows ...

Page 3: ...ead screwdriver and locate where the top of the cover clips in Gently pry the top of the cover off at the locations shown The pull the the cover clips in Gently pry the top of the cover off at the locations shown The pull the cover off top first ...

Page 4: ... and pipe thermistors off the top right of the unit Remove the 3 screws for the electrical section Pipe thermistor Room Temperature thermistor This is how it should look once you remove the control box Ground screws thermistor Ground screw ...

Page 5: ...blower wheel and drain pan Remove the 2 screws on the right and 2 screws on the left Remove the fan motor cover screw Disconnect the field wires from the terminal block and make sure they are not attached to the unit anywhere LEFT SIDE RIGHT SIDE ...

Page 6: ... of the unit Once all screws have been removed the fan section should be able to drop out of the unit Unclip the bottom of the unit from the wall bracket Disconnect the drain line from the back of the unit The drain pan blower wheel and fan motor should drop out of the unit now ...

Page 7: ...porator enough to protect the wall floor and a reasonable area around the evaporator Use a non acidic HVAC coil cleaner Follow the instruction on the cleaning solution on how to apply and rinse the cleaner Cleaning the Evaporator Coils ...

Page 8: ...ower wheel from the from the drain pan and remove the blower motor Example Simple Green Use a ready to use non acid cleaner make sure to follow the instructions on the cleaning solution Make sure to dry the drain pan before re installing ...

Page 9: ...aning the blower wheel be sure to lubricate the fan holder with a silicone grease Be sure to clean the blower wheel with warm water and allow the blower wheel time to dry before placing the wheel in the system Insert silicone grease here ...

Page 10: ...LEAN ALL FILTERS PERIODICALLY INSPECT AND CLEAN ALL COILS PERIODICALLY PROPERLY SEAL ALL PENETRATION HOLES PROPERLY WRAP ALL PIPES THAT CONDENSATE Basic maintenance procedures will be found IN ALL OPERATION MANUALS Basic maintenance procedures will be found IN ALL OPERATION MANUALS WARRANTY Does not cover Mold and Mildew growth Fujitsu General America Inc 353 Route 46 West Fairfield NJ 07004 Phone...

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