Sharp AF-08CRL Service Manual - Page 32

HEAT GAIN FROM, QUANTITY, FACTORS, BTU/Hr, Quantity, x Factor

Page 32 highlights

AF-08CRL HEAT GAIN FROM 1. WINDOWS: Heat gain from sun. Northeast Southeast South Southwest Southeast West Northwest North 2. WINDOWS: Heat gain by conduction. (Total of all windows) Single glass Double glass or glass block 3. WALLS: (Based on linear feet of wall.) a. Outside walls Noth exposure Other than North exposure b. Inside Walls (between conditioned and unconditioned spaces only) 4. ROOF OR CEILING: (Use one only.) a. Roof, uninsulated b. Roof, 1 inch or more insulation c. Ceiling, occupied space above. d. Ceiling, insulated with attic space above e. Ceiling, uninsulated, with attic space above 5. FLOOR: (Disregard if floor is directly on ground or over basement.) 6. NUMBER OF PEOPLE: 7. LIGHTS AND ELECTRICAL EQUIPMENT IN USE 8. DOORS AND ARCHES CONTINUOUSLY OPENED TO UNCONDITIONED SPACE: (Linear feet of width.) 9. SUB-TOTAL 10. TOTAL COOLING LOAD: (BTU per hour to be used for selection of room air conditioner(s).) QUANTITY FACTORS DAY BTU/Hr (Quantity x Factor) No Inside Shades Shades Outside Shades (Area a Factor) sq ft 60 25 20 sq ft 80 40 25 sq ft 75 30 20 75 35 20 sq ft 110 45 30 sq ft 150 65 45 sq ft 120 50 35 sq ft 0 0 0 Use only the largest load Use only only These factors are for single glass only. For glass block, multiply the above factors by 0.5: for double-glass or storm windows, multiply the above factors by 0.8. sq ft sq ft ft ft ft Light Construction 30 60 sq ft sq ft sq ft sq ft sq ft sq ft watts 14 7 Heavy Construction 20 30 30 19 8 3 5 12 3 600 3 ft x x x x x (Item 9) x 300 x x x x x (Factor from Map) = EUGENE SACRAMENT RENO FRESNO LAS VEGAS PHOENIX FARGO GREEN BAY ROCHESTER ALBANY NEW HAVEN WICHITA PUEBLO SAN ANTONIO BIRMINGHAM COLUMBIA ATLANTA 32

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32
AF-08CRL
HEAT GAIN FROM
QUANTITY
FACTORS
DAY
BTU/Hr
(Quantity
x Factor)
1.
WINDOWS:
Heat gain from sun.
Southeast
Northeast
South
Southwest
Southeast
West
Northwest
North
sq ft
sq ft
sq ft
sq ft
sq ft
sq ft
sq ft
No
Shades
Inside
Shades
Outside
Shades
(Area a
Factor)
60
80
75
75
110
150
120
0
25
40
30
35
45
65
50
0
20
25
20
20
30
45
35
0
Use
only
the
largest
load
Use
only
only
These factors are for single glass only. For glass block, multiply the above factors
by 0.5: for double-glass or storm windows, multiply the above factors by 0.8.
2.
WINDOWS:
Heat gain by conduction.
(Total of all windows)
Single glass
Double glass or glass block
sq ft
sq ft
sq ft
sq ft
sq ft
sq ft
sq ft
sq ft
ft
ft
ft
ft
watts
30
60
30
19
12
20
30
14
7
8
3
3
3
5
600
300
Light Construction
Heavy Construction
x x x x x
x x x x x
(Item 9) x
(Factor from Map) =
3.
WALLS: (Based on linear feet of wall.)
4.
ROOF OR CEILING: (Use one only.)
5.
FLOOR: (Disregard if floor is directly
on ground or over basement.)
6.
NUMBER OF PEOPLE:
7.
LIGHTS AND ELECTRICAL
EQUIPMENT IN USE
8.
DOORS AND ARCHES
CONTINUOUSLY OPENED TO
UNCONDITIONED SPACE:
(Linear feet of width.)
9.
SUB-TOTAL
10.
TOTAL COOLING LOAD:
(BTU per hour to be used for selection
of room air conditioner(s).)
a.
Outside walls
Noth exposure
Other than North exposure
b.
Inside Walls (between conditioned
and unconditioned spaces only)
a.
Roof, uninsulated
b.
Roof, 1 inch or more insulation
c.
Ceiling, occupied space above.
d.
Ceiling, insulated with attic space
above
e.
Ceiling, uninsulated, with attic space
above
FARGO
EUGENE
RENO
SACRAMENT
FRESNO
LAS VEGAS
PHOENIX
PUEBLO
WICHITA
SAN ANTONIO
GREEN BAY
BIRMINGHAM
ATLANTA
COLUMBIA
ROCHESTER
ALBANY
NEW HAVEN