JEVI A/S
IOM 08099900
EN, DE, NL
03-2023
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18
7.0 Start up
Remove desiccant bag from junction box before starting up.
Before the initial start-up of the heater, the following must be checked:
1. The heater is correctly installed as described in the GA drawing and if necessary, an
air leakage test has been performed.
2. The protective conductor (PE) has been connected and, if necessary, the external con-
nection between housing and ground has been effected, e.g. for avoiding electrostatic
discharging.
3. The earthing connection is effected and properly secured.
4. The electrical connections are performed in accordance with the relevant regulations
and wiring diagram.
5. The heater is properly installed, and all studs and nuts are properly tightened.
6. Electrical connections between control panel and heater are correctly installed e.g.
power cable, temperature transmitter.
7.1 Before energizing the heating elements:
1. Check the supply voltage.
Check the control voltage.
Voltages are specified on the wiring diagrams of this equipment.
2. Check whether the monitoring system has been actuated e.g. ‘Overheat Protection’.
(PT100 or thermocouple sensor fixed to an element sheath).
7.2 Shutting down the heater:
De-energize the heater before shutting down the flow.
