HCT - House Cleaning Technician Certification Practice Test
HCT - House Cleaning Technician Certification HCT Equipment & Tool Maintenance
How often should vacuum cleaner filters be cleaned or replaced to maintain optimal suction performance?
Select your answer
A
Every 5 years
B
According to manufacturer guidelines, typically every 1–3 months
C
Only when suction is completely lost
D
Once a week regardless of use
Hint