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Sunheat Mountainaire MA4000, Repair Manual, Page: 20 / 22

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Sunheat Mountainaire MA4000 Repair Manual Download Page 20

O 

How To Replace Bulb Sockets 

!!Unplug The Purifier Before Servicing!! 

There are 2 Bulb Sockets located inside the Center Housing. 

Each bulb socket has 2 tabs; one on the top and one on the bottom.  Press these tabs in to 
release the socket from its location.  Unplug from the Circuit Board (Right-J

6

; Left-J

8

).  

UV-C BULB  

Bulb Sockets

Ozone Plates 

Ozone Plate Brackets 

Summary of Contents for Mountainaire MA4000

Page 1: ...USE AN ELECTRIC DRILL TO FIX THIS MAY CAUSE DAMAGE TO INTERNAL COMPONENTS A How To Replace UV C Bulb B How To Replace Ozone Plates C How To Replace Power Cord D How To Replace Fuse 1 amp E How To Repl...

Page 2: ...J How To Replace Automatic Safety Switch K How To Replace Circuit Board L How To Replace Negative Ion Generator M How To Replace Transformer N How To Replace Ozone Plate Brackets O How To Replace Bulb...

Page 3: ...eplace UV C Bulb Unplug The Purifier Before Servicing In order to gain access to the UV C bulb all 4 filters need to be removed Picture of Center Housing UV C BULB Bulb Sockets Ozone Plates Ozone Plat...

Page 4: ...ely The bulb is secured into 2 slotted Bulb Sockets by green security tabs In order to unlock the tabs you must twist the UV C bulb counter clockwise or towards you This will release the green tabs to...

Page 5: ...tallation Always allow the plates to properly dry before installing You are able to clean lightly with a soft brush and warm water as needed Usually clean plates once a month There are 2 Ozone Plates...

Page 6: ...C How To Replace Power Cord Unplug The Purifier Before Servicing The PVC cable power cord is detachable Remove the old cord and replace with new one...

Page 7: ...mp Unplug The Purifier Before Servicing In order to replace the fuse the power cord will need to be removed Place a small flat screwdriver under lifting tab Carefully lift up fuse holder to gain acces...

Page 8: ...Center Housing Unplug The Purifier Before Servicing To remove the center housing from the cabinet remove the 4 screws located on the bottom Remove the 5 screws located on the back The back panel will...

Page 9: ...out to unhook the quick connect plugs and the front display ribbon Once the 3 connections are disconnected the center housing will slide completely out of the cabinet front display ribbon Fan quick co...

Page 10: ...fan Then remove the 4 screws that hold the fan in place If you do not see the securing screws above please see below on how to remove your fan Remove the front fan cover by pushing up and out on the...

Page 11: ...he fan will come free from its location NOTE Be sure to reattach these 2 wires and put the plate back into place before putting the new fan in The fan quick connect plug has 3 wires coming from it 2 b...

Page 12: ...ce it this way The Center Housing and Fan you will not have to remove the Negative Ion Attracting Plate will need to be removed in order to access the Ionizer and Ionizer holder The Ionizer holder wil...

Page 13: ...The Purifier Before Servicing The Center Housing needs to be removed in order to access the Front Display Board Remove the 6 securing screws from the board MAKE SURE TO PLUG THE FRONT DISPLAY RIBBON...

Page 14: ...securing screws on the back panel Remove the 2 screws securing the housing into place on the back panel Remove the connecting wires one at a time and secure to the new housing If you disconnect all w...

Page 15: ...the back panel Remove the 2 screws securing it into place Remove the 2 wire connections one at a time and connect to new switch If you disconnect all wires at once please refer to wiring diagram for...

Page 16: ...the Circuit Board out of the channel Unplug J6 from circuit board this wire is pulled snug and you don t want to cause any damage to it Remove the wire connections one at a time and connect to new boa...

Page 17: ...gative Ion Generator the Center Housing needs to be removed from the cabinet The Negative Ion Generator is located inside the bottom of the center housing Remove the 2 screws securing the Negative Ion...

Page 18: ...s to the Transformer the Center Housing needs to be removed from the cabinet The Transformer is located inside the bottom of the center housing Remove the 4 screws securing the Transformer in place Un...

Page 19: ...urifier Before Servicing There are 4 Ozone Plate Brackets Remove the screw that corresponds with the bracket you are wanting to replace Replace with new bracket Make sure you reconnect the wire UV C B...

Page 20: ...2 Bulb Sockets located inside the Center Housing Each bulb socket has 2 tabs one on the top and one on the bottom Press these tabs in to release the socket from its location Unplug from the Circuit Bo...

Page 21: ...P Wiring Diagram...

Page 22: ......

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