AR83.70-D-5933E | Remove and install heater unit heat exchanger | 8.9.97 |
MODELS 901.06#, 902.06# /07#, 903.06# /07#, 904.06# ## as of 753731 as of 3.11.97 with CODE (H11) Warm air auxiliary heater
B3L-C compact heater
MODELS 901.36# /37# /46#, 902.36# /37# /46# /47#, 903.36# /37# /46# /47#, 904.36# /46# ## as of 753731 as of 3.11.97 with CODE (H11) Warm air auxiliary heater
D3L-C compact heater
MODELS 901.66# /67#, 902.66# /67#, 903.66# /67#, 904.66# ## up to 382001 up to 11.3.02 with CODE (H11) Warm air auxiliary heater
B3L-C compact heater
MODELS 901.66# /67#, 902.66# /67#, 903.66# /67#, 904.66# ## up to 382001 up to 11.3.02 with CODE (H11) Warm air auxiliary heater
D3L-C compact heater
MODELS WD1##, WD2##, WD3##, WD6##, WD7## ### up to 382001 up to 11.3.02 with CODE (H11) Warm air auxiliary heater
D3L-C compact heater
D83.70-1311-06
1 Seal
2 Cover
3 Bolt
4 Upper casing half
5 Insulating shell
6 Outlet shroud
7 Glow plug
8 Heat exchanger
9 Lower casing half
10 Sealing washer
11 Sealing ring
12 Cover plate
13 Bolt
14 Seal
15 Combustion and heater air blower
16 Bolt
17 Auxiliary heating control unit
18 14-pin plug
19 Overheating sensor plug
20 Flame sensor plug
| Remove/install | ||
1 | Remove heater unit | Models 901.0/3/4, 902.0/3/4, 903.0/3/4, 904.0/3/4 as of 753731 as of 03.11.97 | |
Models 901.6, 902.6, 903.6, 904.6, WD1, WD2, WD3, WD6, WD7 up to 382001 up to 11.03.02 | |||
2 | Remove heater from the housing | Models 901.0/3/4, 902.0/3/4, 903.0/3/4, 904.0/3/4 as of 753731 as of 03.11.97 | |
Models 901.6, 902.6, 903.6, 904.6, WD1, WD2, WD3, WD6, WD7 up to 382001 up to 11.03.02 | |||
3 | Unscrew bolt (3) and remove cover (2) with gasket (1) | Installation: Check gasket (1) for damage and replace if necessary. | |
4 | Unlock 14-pin plug (18) and disconnect from auxiliary heater control unit (17) | ||
5 | Detach trim parts (4, 5, 6, 9) | ||
6 | Disconnect plug of flame sensor and overheating sensor (19, 20) from auxiliary heater control unit (17) | ||
7 | Detach combustion air blower and hot air blower (15) from heat exchanger (8) | ||
8 | Remove gasket (14) | Installation: Clean sealing surfaces. Replace gasket (14). | |
9 | Remove cover plate (12) | ||
10 | Remove sealing washer (10) and sealing ring (11) | Installation: Replace sealing washer (10) and sealing ring (11). | |
11 | Install in the reverse order |