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Real World Test of E-Z HEAT Pre Heat System
| TEST
#41
Piper PA 28-180, O-360 4 cylinder engine, E-Z Heat 441 installed. |
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| Time | Outside Temp | Oil Temp | Cylinder Temp |
| 0:00 | -12° F | -11° F | -12° F |
| 1:00 | -14° F | +84° F | +8° F |
| 2:00 | -15° F | +115° F | +34° F |
| 3:00 | -17° F | +149° F | +49° F |
| 4:00 | -18° F | +155° F | +56° F |
| 5:00 | -16° F | +154° F | +63° F |
| 6:00 | -16° F | +152° F | +64° F |
| Note:
Cylinder head temp taken from #3 cylinder inside spark plug opening.
Note: Oil temperature taken from probe inserted in dipstick tube. Note: Aircraft outside on ramp with E-Z Heat cowl cover installed. Northwest wind @ 5 knots. |
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| TEST
#121
Cessna 182P, O-470 6 cylinder engine, E-Z Heat model 470 heater installed |
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| Time | Outside Temp | Oil Temp | Cylinder Temp |
| 0:00 | -22° F | -20° F | -20° F |
| 1:00 | -20° F | +81° F | +4° F |
| 2:00 | -21° F | +113° F | +24° F |
| 3:00 | -23° F | +144° F | +46° F |
| 4:00 | -23° F | +150° F | +53° F |
| 5:00 | -22° F | +151° F | +57° F |
| 6:00 | -22° F | +150° F | +60° F |
| Note:
Cylinder head temp taken from #4 cylinder inside spark plug opening.
Note: Oil temperature taken from probe inserted in dipstick hole. Note: Aircraft outside on ramp with E-Z Heat cowl cover installed. Northwest wind @ 7-10 knots. |
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| TEST
#142
Cessna 185F, IO-520 6 cylinder engine, E-Z Heat model 540 heater installed |
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| Time | Outside Temp | Oil Temp | Cylinder Temp |
| 0:00 | -18° F | -18° F | -19° F |
| 1:00 | -19° F | +76° F | -1° F |
| 2:00 | -21° F | +105° F | +15° F |
| 3:00 | -20° F | +121° F | +33° F |
| 4:00 | -20° F | +140° F | +41° F |
| 5:00 | -21° F | +144° F | +44° F |
| 6:00 | -22° F | +149° F | +48° F |
| Note:
Cylinder head temp taken from #3 cylinder inside spark plug opening.
Note: Oil temperature taken from probe inserted in dipstick hole. Note: Aircraft outside on ramp. West wind @ 3-5 knots. NO COVER INSTALLED |
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