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Sterilizer Manufacturer:
Hirayama Sterilizer
Model of Sterilizer:
HA-MIV series
Problem Title:
error 7 of Z-AT-HV-85 Sterilizer
Problem Description:
Our lab bought a Hirayama Autoclave Sterilizer, and the item number isZ-AT-HV-85. It worked very well before this afternoon. But when I wanted to start using it about 3 hours ago, the sterilizer raised thealarm and showed ER 7.

We all don't know what is the problem, and how to deal with it.
Could you give us some advices?

1. exhaust valve


1. open the exhaust valve a little more, the problem solved

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