Remove the door by lifting up the hinge side so that the two hinge pins disengage from the steel hinge brackets.This can be a bit fiddly so just keep wiggling the door until one of them pops off. Remove the plastic cover trim piece that surrrounds the window, exposing the phillips head screws that secure the door to the handle. Remove the screws to un-install the old handle, they are deep set so if they fall out of the door you will need needle nose pliers to pout them back into the door. Set teh new handle in place and tighten the screws down snuggly. Retrace your steps... snap the plastic trim back in place and reset teh door on it's hinges (once again this can be a bit fiddly so take your time.
Why a tenant would remove and discard the grease filters without replacing them is beyond me! But, I removed the filters from the package and slid them into place. Two minutes tops. I would like to add that I ordered these on Thursday afternoon, and I had them on Saturday; awesome customer service!
I r/r the bulb cover, I then removed the burned out bulbs w/ a rag in case they broke they wouldn't have cut my fingers. You turn the bulbs lefty loosy. Installation is just the reverse. Install each bulb and turn righty titey, just snug the bulbs into place. Replace Glass cover and insert one phillips screw in plate and re-tighten