M37a2 Heating and Ventilation System 18-32.pdf part of Daewoo Matiz 796cc (My 2003).part01.rar, Service Manual, Wiring Diagram - 16 Part File

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7A 18 HEATING AND VENTILATION SYSTEM

REPAIR INSTRUCTIONS ON-VEHICLE SERVICE
CONTROL ASSEMBLY AND CONTROL CABLES
(LeftHand Drive Shown, RightHand Drive Similar) Removal Procedure
1. Disconnect the negative battery cable. 2. Remove the instrument cluster housing trim panel. Refer to Section 9E, Instrumentation/Driver information. 3. Remove the control assembly.
D108A501

D Remove the control assembly retaining screws (1). D Separate the control assembly from the instrument panel (2). D Disconnect the electrical connectors (3). D Disconnect the mode control cable from the heater module (4). D Disconnect the temperature control cable from the heater module (5). D Remove the glove box from the instrument panel. Refer to Section 9E, Instrumentation/Driver Information.

D108A502

D Disconnect the recirculating/fresh air door cable from the blower module (6).

D108A503

DAEWOO M-150 BL2

HEATING AND VENTILATION SYSTEM 7A 19

D108A504

4. Disconnect the control cables from the control assembly. D Disconnect the temperature control cable (1). D Disconnect the mode control cable (2). D Disconnect the recirculating/fresh air door cable (3).

D108A505

Installation Procedure
1. Connect the control cables to the control assembly. 2. Connect the recirculating/fresh air door cable to the blower module. 3. Install the glove box to the instrument panel. Refer to Section 9E, Instrumentation/Driver Information. 4. Connect the temperature control cable and the mode control cable to the heater module. 5. Connect the electrical connectors. 6. Install the control assembly with the screws. 7. Install the instrument cluster housing trim panel. Refer to Section 9E, Instrumentation/Driver Information. 8. Connect the negative battery cable.

D108A506

DAEWOO M-150 BL2

7A 20 HEATING AND VENTILATION SYSTEM

BLOWER MOTOR AND COOLING HOSE
(LeftHand Drive Shown, RightHand Drive Similar) Removal Procedure
1. Remove the blower motor cooling hose.

D108A507

2. Remove the blower motor. D Disconnect the motor electrical connector (1). D Turn the blower motor (2).

D108A508

Installation Procedure
1. Install the blower motor by turning the motor clockwise. 2. Connect the motor electrical connector. 3. Install the blower motor cooling hose.

D108A509

BLOWER RESISTOR
(LeftHand Drive Shown, RightHand Drive Similar) Removal Procedure
1. Remove the blower resistor. D Disconnect the blower resistor connector (1). D Remove the screws (2).

D108A510

DAEWOO M-150 BL2

HEATING AND VENTILATION SYSTEM 7A 21 Installation Procedure
1. Install the blower resistor with the retaining screws. 2. Connect the blower resistor connector.

D108A511

BLOWER MOTOR SWITCH
(LeftHand Drive Shown, RightHand Drive Similar) Removal Procedure
1. Remove the control assembly. Refer to "Control Assembly and Control Cables" in this section. 2. Remove the blower motor switch. D Remove the switch knob (1).

D108A512

D Remove the blower motor switch retaining screw (2). D Turn the blower motor switch anticlockwise (3).

D108A513

Installation Procedure
1. Install the blower motor switch with the screw. 2. Install the switch knob. 3. Install the control assembly. Refer to "Control Assembly and Control Cables" in this section.

D108A514

DAEWOO M-150 BL2

7A 22 HEATING AND VENTILATION SYSTEM

HEATER HOSES
(LeftHand Drive Shown, RightHand Drive Similar) Tool Required
DW100020 Hose Remover/Installer.

Removal Procedure
1. Disconnect the negative battery cable. 2. Drain the coolant. 3. Remove the heater inlet hoses. D Remove the air cleaner housing. D Raise and suitably support the vehicle. D Disconnect the hose from the heater module using a hose remover DW100020 (1). D Lower the vehicle. D Disconnect the hose from the thermostat (2).

D18A515A

D108A516

4. Remove the heater outlet hoses. D Raise and suitably support the vehicle. D Disconnect the hose from the heater module using a hose remover DW100020 (1). D Disconnect the B+ terminal from the starter. Refer to Section 1E, Engine Electrical.

D18A517A

D Disconnect the heater hose from the engine (2).

D108A518

DAEWOO M-150 BL2

HEATING AND VENTILATION SYSTEM 7A 23 Installation Procedure
1. Install the heater outlet hoses. D Connect the heater hose to the engine (1). D Connect the B+ terminal to the starter. Refer to Section 1E, Engine Electrical.

D108A521

D Connect the hose to the heater module using a hose installer DW100020 (2). D Lower the vehicle.

D18A522A

2. Install the heater inlet hoses. D Connect the hose to the thermostat (1). D Raise and suitably support the vehicle.

D108A519

D Connect the hose to the heater module using a hose installer DW100020 (2). D Lower the vehicle. D Install the air cleaner housing. 3. Refill the coolant. Refer to Section 1D, Engine Cooling. 4. Connect the negative battery cable.

DW100020

D18A520A

DAEWOO M-150 BL2

7A 24 HEATING AND VENTILATION SYSTEM

HEATER MODULE
(LeftHand Drive Shown, RightHand Drive Similar) Removal Procedure
1. Disconnect the heater hoses from the heater module. Refer to "Heater Hoses" in this section. 2. Remove the instrument panel and the lower tie bar center. Refer to Section 9E, Instrumentation/Driver Information. 3. Remove the heater moduletoblower module connection tube on the vehicle not equipped with A/C. a. Heater moduletoblower module connection tube. 4. Remove the evaporator on the vehicle equipped with A/C. Refer to Section 7B, Manual Control Heating, Ventilation, and Air Conditioning System.

D108A523

D108A524

5. Remove the heater module. D Remove the upper nuts (1).

D108A525

D Remove the lower nuts (2). D Remove the heater module (3).

D108A526

DAEWOO M-150 BL2

HEATING AND VENTILATION SYSTEM 7A 25 Installation Procedure
1. Install the heater module with the nuts.

Tighten
Tighten the heater module lower nuts to 35 NSm (2744 lb-in) (1). Tighten the heater module upper nuts to 35 NSm (2744 lb-in) (2). Install the evaporator on the vehicle equipped with A/C. Refer to Section 7B, Manual Control Heating, Ventilation, and Air Conditioning System. Install the heater moduletoblower module connection tube on the vehicle not equipped with A/C with the screw. Install the instrument panel and the lower tie bar. Refer to Section 9E, Instrumentation/Driver Information. Connect the heater hoses to the heater module. Refer to "Heater Hoses" in this section.

2.

3.
D18A527B

4. 5.

D18A528B

BLOWER MODULE
(LeftHand Drive Shown, RightHand Drive Similar) Removal Procedure
1. Remove the glove box from the instrument panel. Refer to Section 9E, Instrumentation/Driver Information. 2. Remove the heater moduletoblower module connection tube on the vehicle not equipped with A/C. Refer to "Heater Module" in this section. 3. Remove the evaporator on the vehicle equipped with A/C. Refer to Section 7B, Manual Control Heating, Ventilation, and Air Conditioning System. 4. Remove the blower resistor. Refer to "Blower Resistor" in this section. 5. Disconnect the blower motor connector. Refer to "Blower Motor and Cooling Hose" in this section. 6. Remove the blower module. D Remove the nuts (1). D Disconnect the wiring harness (2).

D108A529

D108A530

DAEWOO M-150 BL2

7A 26 HEATING AND VENTILATION SYSTEM Installation Procedure
1. Install the blower module with the nuts.

Tighten
Tighten the blower module retaining nuts to 35 NSm (2744 lb-in). 2. Connect the wiring harness. 3. Connect the blower motor connector. Refer to "Blower Motor and Cooling Hose" in this section. 4. Install the blower resistor. Refer to "Blower Resistor" in this section.
D18A531B

5. Install the evaporator on the vehicle equipped with A/C. Refer to Section 7B, Manual Control Heating, Ventilation, and Air Conditioning System. 6. Install the heater moduletoblower module connection tube on the vehicle not equipped with A/C. Refer to "Heater Module" in this section. 7. Install the glove box to the instrument panel. Refer to Section 9E, Instrumentation/Driver Information.

DEFROSTER DUCT AND HOSES
(LeftHand Drive Shown, RightHand Drive Similar) Removal Procedure
1. Remove the instrument panel. Refer to Section 9E, Instrumentation/Driver Information. 2. Remove the defroster duct and hoses retaining screws. a. Retaining screw. 3. Remove the defroster duct and hoses.
D108A532

b. Defroster duct and hoses.

Installation Procedure
1. Install the defroster duct and hoses with the screws. 2. Install the instrument panel. Refer to Section 9E, Instrumentation/Driver Information.

D108A533

DAEWOO M-150 BL2

HEATING AND VENTILATION SYSTEM 7A 27

VENTILATION DUCT
(LeftHand Drive Shown, RightHand Drive Similar) Removal Procedure
1. Remove the instrument panel. Refer to Section 9E, Instrumentation/Driver Information. 2. Remove the ventilation duct retaining screws. a. Retaining screw. 3. Remove the ventilation duct. b. Ventilation duct.
D18A534A

Installation Procedure
1. Install the ventilation duct with the screws. 2. Install the instrument panel. Refer to Section 9E, Instrumentation/Driver Information.

D108A535

DAEWOO M-150 BL2

7A 28 HEATING AND VENTILATION SYSTEM

UNIT REPAIR
HEATER CORE
Disassembly Procedure
1. Remove the heater module. Refer to "Heater Module" in this section. 2. Remove the heater core. D Remove the heater core cover (1). D Remove the heater core (2).

D108A701

Assembly Procedure
1. Install the heater core to the heater module. 2. Install the heater core cover. 3. Install the heater module. Refer to "Heater Module" in this section.

D108A702

DAEWOO M-150 BL2

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Blower Motor Resistance Blower Module Nuts Heater Module Nuts Application

ÁÁÁÁÁÁÁÁÁÁÁÁ Á Á Á ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Á Á Á ÁÁÁÁÁÁÁÁÁÁÁÁ Á Á Á ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Á Á ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Á Á Á ÁÁÁÁÁÁÁÁÁÁÁÁ ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Á Á Á Á Á Á ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Á Á ÁÁÁÁÁÁÁÁÁÁÁÁ Á Á ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Á Á ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Á Á
Maximum Heating Capacity Application

DAEWOO M-150 BL2

FASTENER TIGHTENING SPECIFICATIONS

GENERAL SPECIFICATIONS

SPECIFICATIONS

2 nd

3 rd

4 th

1 st

HEATING AND VENTILATION SYSTEM 7A 29

35 35 NSm

cal/h

Unit

Lb-Ft

Description

0.36 0.44

1.08 1.32

2.25 2.75

7,300

27 44 27 44 Lb-In

7A 30 HEATING AND VENTILATION SYSTEM

SPECIAL TOOLS AND EQUIPMENT
SPECIAL TOOLS TABLE

DW 100020 Spring Clamp Remover/Installer

D102B119

DAEWOO M-150 BL2

HEATING AND VENTILATION SYSTEM 7A 31

SCHEMATIC AND ROUTING DIAGRAMS
NONA/C DIAGRAMS

D18A201B

DAEWOO M-150 BL2

7A 32 HEATING AND VENTILATION SYSTEM

AIR FLOW THROUGH DUCTS (NONA/C)
(LeftHand Drive Shown, RightHand Drive Similar)

D108A202

DAEWOO M-150 BL2