Remove/install auxiliary heater/heater booster control module

AR83.70-D-5939A

20.11.02

MODELS 901.0 /3 /4 /6, 902.0 /3 /4 /6, 903.0 /3 /4 /6, 904.0 /3 /4 /6, 905.6 with CODE (H12) Hot water auxiliary heater

MODEL 901.6, 902.6, 903.6, 904.6, 905.6 with CODE (HZ9) Heater booster, diesel engine

MODELS 901.6, 902.6, 903.6, 904.6 with CODE (HZ5) Warm air auxiliary heater 10 kW with timer

MODELS 638.0 /1 /2 as of 13.10.97 with CODE (H12) Warm water auxiliary heater

MODEL 690.6 with CODE (H12) Hot water auxiliary heater

D83.70-1280-06

1 Control module for auxiliary heater/heater booster

2 Plug-in wiring plug connection

3 Heater unit

 	Remove/Install
Danger!	Risk of explosion from fuel vapors, risk of poisoning from inhaling combustion gases and risk of injury from burns during and after operation of heater unit	Do not operate stationary heater, auxiliary heater or engine with heater booster in closed areas or while filling fuel tank. Allow heater unit to cool down after operation and wear protective gloves.	AS83.70-Z-0002-01A
Danger!	Risk of explosion from fuel igniting, risk of poisoning from inhaling and swallowing fuel as well as risk of injury to eyes and skin from contact with fuel.	No fire, sparks, naked flames or smoking. Pour fuels only into suitable and appropriately marked containers. Wear protective clothing when handling fuel.	AS47.00-Z-0001-01A
1.1	Remove heater	Model 690.6, 901.6, 902.6, 903.6, 904.6, 905.6	AR83.70-D-5302I
1.2	Remove heater booster	For warm water auxiliary heater 10 kW with timer Code HZ5	AR83.70-D-7100A
2	Unscrew screws
3	Remove control module for auxiliary heater/heater booster (1) far enough away from heater (3) until the electrical connector (2) is accessible
4	Disconnect electrical connector (2) from control module (1)
5	Remove control module
6	Install in the reverse order
7.1	Check auxiliary heater/heater booster for proper operation	Model 690.6, 901.6, 902.6, 903.6, 904.6, 905.6
7.2	Check function of stationary heater	Model 638	AR83.70-S-5302-02A