Monthly Plumbing Quiz: Mini-splits

They heat and cool, they’re highly efficient, easy to install, work well in cold-weather climates – how much do you know about mini-splits? Take our quiz and find out — you could win a $25 gift card!

Photo Credit: ID 176183557 © Antoniodiaz | Dreamstime.com

1. The indoor component of the mini-split is also referred to as the:

a. Condenser

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c. Absorber

d. Reflector

Photo Credit: iStock/Thinkstock

2. One of the main advantages of mini-splits is that they are ductless. The average North American home loses approximately what percentage of its thermal efficiency to ductwork?

a. 15%

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c. 30%

d. 35%

Photo Credit: Bosch Thermotechnology

3. Most mini-split systems come pre-charged with refrigerant, but depending on your line set more may need to be added. Too much or too little refrigerant may cause:

a. Loud noises

b. It may not properly dehumidify

c. It may function only in cooling mode, not in heating mode

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Photo Credit: Fujitsu

4. The mini-split communication wire is essential to the unit’s proper function. The wire should be:

a. 18 gauge, solid core

b. 14 gauge, solid core

c. 18 gauge, stranded core

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Photo Credit: Southwire

5. The ductless fans used in mini-splits can’t handle accumulated debris. Ideally a homeowner should be cleaning the filter on their mini-split:

a. Every week

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c. Every six months

d. Every year

Photo Credit: Southwire