Check whether test space door has lowered and adjust lock if necessary
Check test space temperature sensor and safety temperature sensor
Functional test of hinges and locks
Check door sealing for wear/damage
Functional test of test space fan
Functional test of air heater
Electric/mechanic function check of connections (analogue and digital interfaces)
Check contactors and relay for wear and damage (e.g.burned contact)
Visual inspection of switch cabinet wiring
Visual inspection of earth connections
Check operating panel and display
