Mr. Heater MH400FAVT Instrucciones De Uso Y Manual Del Usuario página 6

HOW MUCH HEAT DO I REQUIRE?
For­economy,­it­is­important­to­match­input­heat­to­that­
required.­But­heat­requirements­often­vary.­For­example,­
it­usually­takes­a­lot­more­heat­to­get­things­warm­than­
it­does­to­keep­them­that­way.­Likewise,­outside­air­
temperature­usually­changes­during­the­day­so­you­may­
need­more­heat­at­night­than­you­do­in­the­daytime.­An­
approximation­of­the­heat­required­can­be­found­by­using­
the­chart­below.
BTU'S PER HOUR REQUIRED
Cubic feet Temperature Rise Required (
of space to
be heated 20
o
­ ­­5,000­ 14,000­
­ ­­7,000­ 19,000­
­ ­10,000­ 27,000­
­ ­15,000­ 40,000­
­ ­20,000­ 54,000­
­ ­30.000­ 80,000­­­­­­­120,000­­­­­­­­160,000­­­­­­­­200,000
­ ­50,000­­­­­­­­­­­­­­­­133,000­­­­­­­200,000­­­­­­­­266,000­­­­­­­­333,000
WARNING: When­using­a­thermostat­controled­heater,­its­
exit­area­should­be­protected­from­personnel­and­warnings­
posted­of­sudden­startup.
Model #400FAVT
WIRING DIAGRAM
COLOR­CODE­/­LEGEND­
B­ ­ BLACK­
L­ ­ BLUE­
G­ ­ GREEN­
O­ ­ ORANGE­
R­ ­ RED­
W­ ­ WHITE­
T_­ ­ TERMINAL­CONNECTION­
If­any­original­wiring­as­
supplied­by­the­heater­must­be­
replaced,­it­must­be­replaced­
with­type­AWG­105°­C­wire­
or­its­equivalent­except­as­
indicated­(*type­SF2-200,­
**SGI­250°­C).
F)*
o
30 40 50
o o o
20,000­ 27,999­ 34,000
28,000­ 38,000­ 47,000
40,000­ 54,000­ 67,000
60,000­­­­­­­­80,000­­­­­­­­­­100,00
80,000­­­­­­­107,000­­­­­­­­­133,000
Force-Air Propane Construction Heater
Recommended Minimum Gauge
for Cord Extensions
Wire Gauge Chart A.W.G.
Name
Plate 120V
Amps.
­ ­­5-6­
­ ­­6-8­
­ ­­8-12­
­ 10-12­
­ 12-14­
400FAVT - WIRING CHART
PART
NO. COLOR
1 100­ White­
­ ­
1040­ Black­
­ ­
1226­ Red-(Hi-Temp)­
1226­ Red-(Hi-Temp)­
­ ­
1070­ Orange­
­ ­
1959­ Green­
­ ­
1959­ Red­
­ ­
1959­ White­
­ ­
1959­ Black­
­ ­
6
Operating Instructions and Owner's Manual
Cord Length in Feet
25 50 100
18­ 16­ 14­
18­ 16­ 12­
18­ 14­ 12­
16­ 14­ 10­
16­ 12­ 10­
LENGTH FROM
7"­ Valve­­ Terminal­
­ ­ connection
6"­ On/Off­Switch­ Terminal
­ ­ connection
16­1/2"­ High­Limit­Switch­ Valve­
16­1/2"­ High­Limit­Switch­ Terminal
­ ­ connection
1 1"­ Flame­Control­­ Spark­Plug
­ (Ignition)­ ­
7"­ Flame­Control­ Ground
­ (Harness)­
7"­ Flame­Control­­ Terminal
­ (Harness)­ connection
6"­ Flame­Control­ Terminal
­ (Harness)­ connection
6"­ Flame­Control­ Terminal
­ (Harness) connection
150
­12
­10
­10
­­­8­
­­­8
TO