Wolf PL1912 インストール手順

For flat roof installations:



  Build a curb that will mount the blower at a minimum pitch of 

2/12. Discharge end of the blower should be pointed away 

from prevailing winds.

From inside the attic space:



  Drill a 

PILOT HOLE up through the roof, 8½" from the inside 

edge of a 

ROOF RAFTER.

From outside - on the roof:



  Measure and mark the 20¾" x 20½" rectangle. Cut and 

remove only the shingles inside this rectangle.



  Measure and mark the 

11" DIAMETER HOLE and the 1¼" 

DIAMETER HOLE. Cut these holes all the way through the 

roof.



 Remove 

SHIPPING CARDBOARD from blower wheel.



  Remove roofing nails from top 2/3 of shingles around cut-out 

area.



  Slide the ventilator's 

FLASHING SHEET up and under 

the loosened shingles until ventilator's discharge collar 

fits into 11" diameter hole.



  Use the 6 screws (provided) to attach the ventilator to the 

roof. 

6 MOUNTING HOLES are provided.



  Seal the screw heads, loosened shingles, and edges of 

the flashing sheet, with a good grade of roofing cement.



  Check for free movement of the spring-loaded damper, 

re-install 

BIRD SCREEN and ventilator cover. Turn on 

power and check operation.

120 VAC

LINE IN

BLACK

TO

BLACK

WHITE

TO

WHITE

GREEN

TO

GREEN



 Remove 

7 COVER SCREWS and lift off ventilator cover. 

Remove 

BIRD SCREEN and WIRING COVER.



  Feed the electric power cable through the 

HOLE and connect cable to ventilator with a proper 

connector for the type of cable being used.



Connect 

BLACK TO BLACK, WHITE TO WHITE, and the 

GREEN TO GREEN or bare wire. Replace wiring cover.