Removing and installing heater heat exchanger

AR83.70-D-5933B

4.11.96

MODEL 901.06#, 902.06# /07#, 903.06# /07#, 904.06# ## up to 753730 up to 31.10.97 with CODE (H11) Hot air auxiliary heater
Heater designation B3L-C

MODEL 901.36# /37# /46#, 902.36# /37# /46# /47#, 903.36# /37# /46# /47#, 904.36# /46# ## up to 753730 up to 31.10.97 with CODE (H11) Hot air auxiliary heater
Heater designation D3L-C

Removing and installing heater heat exchanger

D83.70-0041-06

1 Cover
2 Gasket
3 Flange gasket
4 Upper jacket half
5 Bottom jack half
6 Insulating shells
7 Exit scoop
8 Electrical connector for flame sensor
9 Electrical connector for overheat switch

10 Combustion and hot air blower
11 Gasket
12 Philips screw
13 Washer
14 Philips screw
15 Cover plate
16 Sealing ring
17 Sealing plate
18 Heat exchanger

 	Removal, installation
 Danger!	Fuel vapors present an explosion hazard. Combustion gases are toxic when inhaled. Heater can cause severe burns during and after operation	Do not start up or operate stationary heaters or engines with heater boosters in closed rooms or in the vicinity of service stations. Allow heater to cool off after operation and wear protective gloves.	AS83.70-Z-0002-01A
 Danger!	Fuel vapors present an explosion hazard. Fuel vapors are toxic when inhaled or absorbed. Contact with fuel can cause eye and skin injury.	Fire, open lights and smoking prohibited. Fill and store fuel only in containers intended for this purpose and marked accordingly. Wear protective clothing when handling fuel.	AS47.00-Z-0001-01A
1	Remove heater	Models 901.06, 902.06/07, 903.06/07, 904.06	AR83.70-D-5302B
		Models 901.36/37/46, 902.36/37/46/47, 903.36/37/46/47, 904.36/46 left-hand steering	AR83.70-D-5302E
		Models 901.36/37/46, 902.36/37/46/47, 903.36/37/46/47, 904.36/46 right-hand steering	AR83.70-D-5302D
2	Remove heater from housing	 Installation: Check flange gasket (3) for damage, replace if necessary.	AR83.70-D-5399B
3	Remove cover (1) together with gasket (2)	 Installation: Check gasket for damage, replace, if necessary.
4	Remove glow plug		AR83.70-D-5758B
5	Remove covering parts (4, 5, 6, 7)		AR83.70-D-5398-05B
6	Remove combustion and hot air blower (10)		AR83.70-D-5807B
7	Remove gasket (11) and clean sealing surfaces	 Installation: Use new gasket.
8	Remove cover plate (15)
9	Remove sealing plate (16) and sealing ring (17)	 Installation: Use new sealing plate (16) and sealing ring (17).
10	Install in opposite order

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