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    Candy Jiao

    E-mail: nh.jiao@auto-parkingheater.com

    Email: nh.li@auto-parkingheater.com

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operation of the PTC coolant heater2

Feb 08, 2023

Operation of the PTC Coolant Heater 2

 
Operation
 
3 Grounding
The grounding cable shall be 2.5mm ² for the above copper wires, one end of the grounding wire shall be equipped with an M8 ot terminal, which shall be locked on the designated mounting foot with fixing screws.
 
4. Circulating water pump
In order to start correctly, the antifreeze must be fully circulated before the heating equipment is operated.
The flow of water through the pure electric water heater must exceed 1500L per hour.
The whole system must be in cycle state.
The circulating water pump is not directly controlled by the heater, but separately controlled by the whole vehicle.

5. Switching critical temperature
Upper temperature limit: 85 ° C lower temperature limit: 68 ° C.

6. Installation of heater and important parts
6.1. Install
1. Local laws and regulations must be observed.
2. The installation scheme of heater shall be guided by the manufacturer.
3. Do not pull high-voltage or low-voltage cables (the following operations are strictly prohibited, such as pulling the conductor to lift the whole heater).
4. When selecting the installation position of heater and circulating pump, it is necessary to fundamentally avoid the damage from any pollutants such as oil stain, tail gas and water stain.
5. It is strictly prohibited to disassemble any parts without permission. In case of violation, the manufacturer will not bear any after-sales responsibility of this batch.
 
The antifreeze and its circuit system  will reach a high temperature after using the heater. Therefore, pay attention to the risk of scald:
1. For the assembly of water parts and their fasteners, attention should be paid to the scalding of people or animals caused by hot water sputtering or high temperature.
2. When repairing or treating the components in the water circulation loop, pay attention to turn off the heater first, ensure that the high temperature has subsided, and wear high temperature resistant gloves if necessary.
 

PTC coolant heater

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