Controller board for auxiliary heater, location/task/design · gf8370w4028b · Mercedes-Benz WIS

GF83.70-W-4028B

Controller board for auxiliary heater, location/task/design

22.10.97

MODELS 970, 972, 974, 975, 976 with CODE (H61) Webasto Air Top 2000 hot air auxiliary heater

MODELS 375.4, 944, 950, 952, 953, 954 with CODE (H61) "Webasto" Air Top 2000 hot air auxiliary heater

W83.70-0116-06

1 Heater unit

3 Combustion and heated air blower

4 Controller board for auxiliary heater

4a Potentiometer

4b Temperature sensor

5 Flame sensor

6 Glow pin

8 Temperature limiter

Controller board for auxiliary heater, location	The controller board for the auxiliary heater (4) is located on the combustion and heated air blower (3) and bolted to it.
Controller board for auxiliary heater, task		GF83.70-W-4028-02A
Controller board for auxiliary heater, design	The controller board for the auxiliary heater (4) consists of electronic semiconductor components, a temperature sensor (4b), a potentiometer (4a) and a fitting for the electrical connector.