Remove and install heating element

AR83.70-W-5757J

Remove and install heating element

28.6.06

 

Remove/install

 Danger!

Risk of explosion caused by fuel vapors igniting, risk of poisoning caused by inhaling combustible gases and risk of injury caused by burns during and after operation of heater unit

Do not operate stationary heater, auxiliary heater or engine with heater booster in closed areas or when refueling. Allow heater unit to cool down after operation and wear protective gloves.

AS83.70-Z-0002-01A

1

Detach heater unit electrical connector (1)

 When in the heating mode or during the run-on phase, the heater unit's power supply must not be interrupted.

2

Remove upper housing shell

AR83.70-W-5808J

3

Remove control unit (2) from heater

 Raise control unit (2) only far enough to enable the electrical connector for the glow pin (3) to be detached.

AR83.70-W-5930J

4

Disconnect glow pin's electrical connector (3) from electronic control unit (2)

5

Detach dust cap with cable passage (4) from glow pin (5)

6

Unscrew glow pin (5) using special tool (6)

 The special tool (6) is included in the package contents for the glow pin (5).



*BA83.70-N-1002-03F



Checking

7

Check sieve (7) for signs of contamination

 Visually inspect the sieve (7) when installed for signs of contamination. If the sieve (7) exhibits a highly contaminated closed surface, it must be replaced:



Remove sieve for glow pin.

AR83.70-W-5757-02J

Install sieve for glow pin.

AR83.70-W-5757-03J

8

Install in the reverse order

9

Check function of heater

 See heater unit operating instructions.

Number

Designation

Model
375.1
with body
375.830
with code (H13)
Warm air
auxiliary heater
"Eberspächer" D2 S

Model
375.3
with body
375.810
with code (H13)
Warm air
auxiliary heater
"Eberspächer" D2 S

Model
375.4
with body
375.840
with code (H13)
Warm air
auxiliary heater
"Eberspächer" D2 S

BA83.70-N-1002-03F

Glow pin in glow pin hole, burner

Nm

6

6

6

Number

Designation

Model
375.1
with body
375.850
with code (HZ3)
Warm air
auxiliary heater
2000W

Model
375.3
with body
375.820
with code (HZ3)
Warm air
auxiliary heater
2000W

Model
375.4
with body
375.860
with code (HZ3)
Warm air
auxiliary heater
2000W

BA83.70-N-1002-03F

Glow pin in glow pin hole, burner

Nm

6

6

6

Number

Designation

Model
944
with body
944.899
with code (H13)
Warm air
auxiliary heater
"Eberspächer" D2 S

Models
950, 952, 953, 954
with body
940.899
with code (H13)
Warm air
auxiliary heater
"Eberspächer" D2 S

Models
970, 972, 974, 975, 976
with body
972.899
with code (H13)
Warm air
auxiliary heater
"Eberspächer" D2 S

BA83.70-N-1002-03F

Glow pin in glow pin hole, burner

Nm

6

6

6

Number

Designation

Model
940, 942, 943, 944
with body
944.890
with code (HZ3)
Warm air
auxiliary heater
2000W

Model
950, 952, 953, 954
with body
940.890
with code (HZ3)
Warm air
auxiliary heater
2000W

Model
970, 972, 974, 975, 976
with body
972.890
with code (HZ3)
Warm air
auxiliary heater
2000W

BA83.70-N-1002-03F

Glow pin in glow pin hole, burner

Nm

6

6

6

Number

Designation

Model
374.6
with body
374.870
with code (HZ3)
Warm air
auxiliary heater
2000W

BA83.70-N-1002-03F

Glow pin in glow pin hole, burner

Nm

6