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17. Regular Spot Check
Regular self-checking of small pressure container
According to the [article 94 of the boiler and pressure container safety rules] , the small pressure
container (SM520, SM530, SM820, SM830) should conduct a regular self-checking within 1 year, and
the check results must be kept more than 3 years.
Boiler and pressure container safety rules
Article 94 (Regular self-checking)
1. When the enterprise uses small boiler and small pressure container, it must conduct a
regular self-checking within 1 year (check items as below). However, if not using for more
than 1year, the non-application period is not subject to this restriction.
1
）
Check if there is damage or abnormality at the unit body, combustion device, auto-control
device and accesories of small boiler.
2
）
Check if there is damage or wear at the unit body, cover screws tightening, piping and
valve of small pressure container.
2. When the enterprise needs to use the aforesaid small boiler and small pressure container
(not using for 1 year) again, it must conduct a self-checking according to the check items
before using.
3. The enterprise must keep the check results of the above contents for more than 3 years.
Article 95 (Repairing, etc.)
When the enterprise detects abnormalities during self-checking, please conduct repairing and
take other maintenance measures.
Please refer to following items to check and keep it.
In addition, if the customer is hard to conduct self-checking, please contact your dealer or Yamato
service office.