gf8370s2000a

Function of starting heater operation

Type gf · topic 83.70 · version 0102 · 1998-01-31

Applies to: MODEL 638 with CODE (H12) Hot water auxiliary heater

Where it sits

Function group 3 Body › 83 Climate control › 83.70 Auxiliary/supplementary heater — Series 638

GF83.70-S-2000A

Function of starting heater operation

10.10.95

MODEL 638 with CODE (H12) Hot water auxiliary heater

A distinction has to be made between three function sequences at start of heater operation corresponding to the coolant temperature.

Starting heater operation, coolant temperature < 79 °C

GF83.70-S-3000A

Starting heater operation, coolant temperature 79 to 86 °C

GF83.70-S-3001A

Starting heater operation, coolant temperature > 86 °C

GF83.70-S-3002A

Referenced documents