Remove/install combustion air blower

AR83.70-D-5557F

Remove/install combustion air blower

27.06.2013

MODEL

909

with CODE H12 (Auxiliary heater (warm water))

MODEL

909

with CODE HZ5 (10 kW warm water auxiliary heater with timer)

MODEL

909

with CODE HZ9 (Heater booster, diesel)

1

Glow plug

2

Combustion air blower cover

3

Auxiliary heater/heater booster control unit

4

Combustion air blower

5

Cover

6

Cover plate

7

Jacket housing

8

Flame monitor

 Danger !

Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel as well as risk of injury to eyes and skin caused by contactwith fuel.

No fires, sparks, open flames or smoking. Pour fuels into suitable and appropriately marked containers only.
Wear protective clothing when handling fuel.

AS47.00-Z-0001-01A

 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 rooms or when refueling. Allow heater unit to cool down after operation and wear protective gloves.

AS83.70-Z-0002-01A

 

Remove/install

1.1

Remove heater unit

MODEL 909
with CODE H12 (Auxiliary heater (warm water))
MODEL 909
with CODE HZ9 (Heater booster, diesel)

AR83.70-D-5302FA

1.2

Remove heater booster

MODEL 909
with CODE HZ5 (10 kW warm water auxiliary heater with timer)

AR83.70-D-7100F

2

Remove auxiliary heater/heater booster control unit (3)

AR83.70-D-5939F

3

Remove cover (5)

4

Remove combustion air blower cover (2) at combustion air blower (4)

5

Remove glow plug (1)

AR83.70-D-5758F

6

Remove flame monitor (8)

AR83.70-D-5683FA

7

Remove combustion air blower (4) from jacket housing (7)

8

Remove cover plate (6) and clean sealing surfaces

 Installation: Replace seal.

9

Install in the reverse order