New Buck Corporation 81 - Manual (Page 28)

3. Place unit on pad making sure minimumum clearance specifications are met. For minimum
clearance to combustibles (See Page 22).
4. Lightly mark with a pencil location of pedestal on protective pad.
5. Next, remove four (4) screws holding heater to stand. Position heater out of way of
installation area.
6. Check that pedestal stand is still aligned with marks on protective pad, now mark outside air
opening in bottom of pedestal stand on to pad.
7. Mark center line of outside air opening. Set stand aside for now.
8. Cut a 4 1/4" diameter hole in pad and continue through floor.
CAUTION!! The structural integrity of home floor must be maintained.
(Move opening and/or reposition heater location if necessary).
9. Now, reposition pedestal stand and set on pad being sure to line stand up with reference
marks.
10. Using an electric drill and 3/8" masonry bit, drill four (4) holes in protective pad using
holes in bottom of pedestal stand as a guide. Be careful to drill only through pad and not
into floor. Change the bit to a 1/4" metal bit and drill through floor.
11. Using four (4) 3/8" x 1-1/2" lag bolts provided, secure pedestal stand and pad to floor of
home.
CAUTION
IF A THICK FLOOR PROTECTOR IS USED, YOU MAY HAVE TO
USE LONGER LAG BOLTS.
12. Obtain outside air duct from box in pedestal kit marked FA P21B.
13. Slip duct down through 4-1/4" hole until face of outside air duct with screen wire, contacts
bottom of pedestal.
14. Secure outside air duct to inside bottom of pedestal using four (4) #10x1 screws provided.
(See Figure 13).
15. Set heater back onto stand and resecure using screws.
16. NOTE: If home is underpinned, you must duct through underpin as shown. (See Figure 13A).
UNDER SIDE OF MOBILE HOME FLOOR
Figure 13
OUTSIDE AIR DUCT
FLOOR PROTECTOR PAD
PEDESTAL
OUTSIDE AIR DUCT THROUGH FLOOR WHEN
MOBILE HOME IS NOT UNDERPINNED.
Figure 13A
(4) 3/8" x 1-1/2"
(4) #10x1
OUTSIDE AIR DUCT THROUGH
UNDERPINNED.
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