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单选题
643.A clogged air filter causes low flow through the equipment cooling supply system Replacement of the air filter on a regular maintenance schedule is necessary Release the quick release tabs on the air filter housing cover to get access to the filters ( )
A
Air filter needs to be replaced on regular maintenance schedule , because it often cause slow flow through theequipment cooling supply system. Quickly release the tabs on the air filter housing cover to reach the filters.
B
Low flow through the equipment cooling supply system is caused by a contaminated air filter , therefore regular replacement is necessary, release the quick release tabs on the air filter housing cover to approach to the filters.
C
A blocked air filter which causes low flow through the equipment cooling supply system needs replacement on a regular maintenance schedule. Release the quick release tabs on the air filter housing cover to reach the filters.
答案解析
正确答案：C
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