Vehicle heating and ventilation system Ford Focus 1

Torque specification
Name Nm Pound-foot Pound inch fastening nuts (M6) heater and evaporator housings 7 - 62 fastening nuts (M8) heater and evaporator housings 9 - 80 Bolts of fastening of...

Description and principle of operation
In a new heating system, coolant flows continuously through the heater core. The performance of the heating system is controlled by a mechanical air temperature control...

Blower fan motor — removal and installation
Withdrawal 1. Remove the lower footwell trim panel. 2. Open the glove compartment. 3. Remove the footwell ventilation duct. Disconnect the hose. 4. Close the glove...

Heater and evaporator housing — removal and installation
Special tool Coolant Hose Clamp Remover/Installer 303-397 (24-003) 5/8" spring lock coupler puller (black color) 412-081 (34-003) Withdrawal Vehicles with air...

Heater core — removal and installation
Special tool Coolant Hose Clamp Remover/Installer 303-397 (24-003) Withdrawal 1. Drain the coolant from the cooling system. See Section 303-03 for more information. 2....

Heater housing — disassembly and assembly
Disassembly 1. Release the ventilation hose at floor level. Disconnect the hose. 2. Disconnect the sections of the heater/heat exchanger housing. Turn out two bolts....

Additional heating specifications
Torque specification Name Nm Pound-foot Pound inch Bolt of fastening of an additional heater 6 - 53 Auxiliary heater exhaust pipe clamp 7 - 62 Bolt of fastening of an...

Description and principle of operation of additional heating
Diesel vehicles for the Scandinavian market are equipped with a fuel-fired auxiliary heater, as due to the low outside temperature and the high efficiency of the engine,...

Diagnosis and checks of additional heating
Diagnostics and checks 1. Check the customer's complaint. 2. Visually inspect for any obvious mechanical or electrical damage. Visual inspection Mechanical factors...

Pinpoint additional heating tests
PINPOINT TEST A: FUEL-FUELED AUXILIARY HEATER DOES NOT OPERATE STATES DETAILS/RESULTS/ACTIONS A1: FUSE CHECK F23 1 Enter the OFF position. 2 CHECK Fuse F23 (BJB). • Is...

Diagnostics and checks of the electric auxiliary heater
Inspection and verification 1. Check the validity of the customer's complaint. 2. Visually inspect for any obvious mechanical or electrical damage. Visual inspection...

Pinpoint tests for electric auxiliary heater
PINPOINT TEST B: AUXILIARY ELECTRIC HEATER WITH COOLANT HEATING DOES NOT WORK/PARTIALLY DOES NOT WORK STATES DETAILS/RESULTS/ACTIONS NOTE: Electric auxiliary heater with...

Additional fuel-powered heater — removal and installation
Withdrawal 1. Remove the air filter housing. 1. Disconnect the air cleaner intake hose going to the engine. 2. Disconnect the air intake temperature sensor connector...

Additional heater — disassembly and assembly
Disassembly 1. Remove the water jacket cover. 2. Remove the combustion chamber fan motor cover. 3. Disconnect the overtemperature sensor and temperature sensor from the...