Question 821 of 371 · Alberta Class 7 Knowledge Test
When using a block heater with a timer in winter, when should it switch on?
Exactly one answer is correct.
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Correct answer to question 821
- B: Two hours before you plan to drive
Explanation
Use a timer to switch the block heater on two hours before you drive. Leaving it on overnight wastes the savings in higher electricity costs.
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