Capítulo I. Dotes, cartas de dote y matrimonio en Santafé, 1751-1807
5. Las arras
6.1 GENERAL DESCRIPTION
The cooling system consists of the radiator cap, radiator, water reservoir tank, hoses water pump, cooling fan, thermostat.
Radiator Cap (fig.6-1)
A pressure-vent cap is used on the radiator. The cap contains a pressure valve and vacuum valve.
The pressure valve is held against its seat by a spring of pre-determined strength which protects the cooling system by relieving the pressure if the pressure in cooling system rises by 0.9Kgf/cm2. The vacuum valve is held against its seat by a light spring which permits opening of the valve to relieve vacuum created in the system when it cools off and which otherwise might cause the radiator to collapse.
The cap has its face maked0.9, which means that its pressure valve opens at 0.9kgf/cm2.
CAUTION
Do not remove radiator cap to check engine coolant level.
Check coolant visually at the see-through water reservoir tank.
Coolant should be added only to the reservoir tank as necessary.
CAUTION
As long as there is pressure in the cooling system，the temperature can be considerably higher than the boiling temperature of the solution in the radiator without causing the solution to boil. Remove of the radiator cap while engine is hot and pressure is high will cause the solution to boil instantaneously and possibly with explosive force, spewing the solution over engine, fender and
rsonremoving cap.
1
FIG. 6-1
第 2 页 共 16页
1 Pressure valve 2 Vacuum valve 3 To water reservoir tank 4 Pressure relief 5 Vacuum relief 6 From water reservoir tank 2）Water Reservoir Tank （FIG. 6-2）
A “see-through” plastic reservoir tank is connected to the radiator by a hose. As the car is driven, the coolant is heated and expands. The portion of the coolant displaced by this expansion flows from the radiator into the reservoir tank. When the car is stopped and the coolant cools and contracts, the displaced coolant is drawn back into the radiator by vacuum. Thus, the radiator is kept filled with coolant to the desired level at all times, resulting in increased cooling efficiency.
Coolant level should be between “FULL” and “LOW” marks on the reservoir tank. Coolant should be added only to the reservoir tank as necessary
3）Water Pump（FIG.6-3）
The centrifugal type water pump is used in the cooling system. The pump impeller is supported by a totally sealed bearing. The water pump can not be disassembled.
FIG..
4）thermostat(FIG.6-4, TABLE 6-1)
2
FIG.6-2（see fig.7-3 of service manual for HFJ6351B）
6-3（see fig.7-4 of service manual for HFJ6351B）
第 3 页 共 16页
排气阀-air bleed valve FIG.6-4
A wax pellet type thermostat is used in the coolant outlet passage to control the flow of engine coolant, to provide fast engine warm up and to regulate coolant temperatures.
When the pellet is heated and expands, the metal case pushes down the valve to open it.
Thus, the valve remains closed while the coolant is cold, preventing circulation of coolant through the radiator.
At this point, coolant is allowed to circulate only throughout the engine to warm it quickly an evenly.
As the engine warms, the pellet expands and the thermostat valve opens, permitting coolant to flow through the radiator.
In the top portion of the thermostat, an air bleed valve is provided; this valve is for venting out the gas or air, if any, that is accumulated in the circuit
TABLE 6-1 Thermostat functional spec
Temo. at which valve
begins to open 82°C
Temo. at which valve
become fully open 95°C
Thermostat valve lift over 8mm, 95°C
6.2 Removal
CAUTION
Before removing any parts of cooling system, be sure to check coolant for cool.
Before removing any parts of cooling system, be sure to check if negative cable is disconnected at battery.
1 ●Coolant Drain（FIG..6-5）
（1）Remove Radiator Cap.
（2）Remove reservoir tank, and drain coolant.
3
第 4 页 共 16页
FIG..
2 ●Engine Cooling Hoses（FIG..6-6）
（1）Drain cooling system.
（2）Loosen clamp of cooling hoses.
FIG.
3 ●Water Pump Belt（FIG..6-7）
（1）Loosen water pump belt tensioner
（2）Take down belt.
4
6-5（see fig.7-6 of service manual for HFJ6351B）
6-6（see fig.7-7 of service manual for HFJ6351B）
第 5 页 共 16页
FIG.
● （FIG.6-8）
FIG.
（1）Drain cooling system.
（2）Disconnect gear shift and select cables from shift shaft level and select shaft level. Refer to interrelated section.
（3）Remove engine room center member.
（3） Disconnect radiator inlet hose（A），if equippde with brake booster,disconnect vacuum hose.（B）（FIG.6-9）。
FIG.
（4） Remove radiator shroud securingbolts and cooling fan securing bolts.（FIG.6-10）。
5
6-7（see fig.7-8 of service manual for HFJ6351B）
Cooling fan removal
6-8（see fig.7-9 of service manual for HFJ6351B）
6-9（see fig.7-10 of service manual for HFJ6351B）
第 6 页 共 16页
FIG..
（6）Then remove cooling fan and radiator shroud.
● 6-11）
（1）Drain cooling system.
（2） Disconnect gear shift and select cables from shift shaft lever and select shaft lever. Refer to section 12-2.
（3） Disconnect radiator outlet hose from radiator.
FIG..
（4） Remove engine room center member.
（5） Disconnect radiator inlet hose（A），if equippde with brake booster,disconnect vacuum hose（B）。Refer to cooling fan removel.
（6） Remove radiator shroud securing bolts and cooling fan securing bolts.
（7） Then remove cooling fan and radiator shroud.
（8） Remove radiator.
● Electric Fan Removal (1)Disconnect the wiring.
(2)Remove electric fan screw.
(3)Remove electric fan.
● Thermostat Removal（FIG..6-12）
6
6-10（see fig.7-11 of service manual for HFJ6351B）
Radiator removal（FIG.
6-11（see fig.7-12 of service manual for HFJ6351B）
第 7 页 共 16页
FIG..
（1）Drain cooling system.
（2）Remove gearlever and cable from transmission and control shaft referring to correlative section.
（3）Remove central box.
（4）Remove thermostat cap from intake manifold.
（5）Remove thermostat.（FIG.6-13）
FIG.
● Water Pump Removal
（1）Drain cooling system.
（2）Remove cooling fan and shroud.
（3）Loosen water pump belt tensioner and remove water pump pulley and belt.
（5）Remove crank shaft pulley（FIG.6-14）
7
6-12（see fig.7-13 of service manual for HFJ6351B）
6-13（see fig.7-14 of service manual for HFJ6351B）
第 8 页 共 16页
FIG..
1 Crank shaft pulley 2 Crank shaft pulley bolt
（6）Remove timing belt outside cover （FIG.6-15）
FIG.
（7）Loosen tensioner screw（FIG.6-16）
FIG
（7）Remove belt tensioner.
（8）Remove camshaft timing belt pulley using special tool “A”（ FIG.6-17）
8
6-14（see fig.7-15 of service manual for HFJ6351B）
6-15（see fig.7-16 of service manual for HFJ6351B）
6-16（see fig.7-17 of service manual for HFJ6351B）
第 9 页 共 16页
FIG.
（9）Remove crankshaft timing pulley.
（10）Remove timing belt inner cover.
（11）Remove water pump（FIG.6-18）
FIG.
COMPONENTS INSPECTION
●Thermostat
（1） Make sure that the air bleed valve of the thermostat is clear. Should this valve be clogged, the engine would tend to overheat.（FIG.6-19）
9
6-17（see fig.7-18 of service manual for HFJ6351B）
6-18（see fig.7-19 of service manual for HFJ6351B）
6.3
第 10 页 共 16页
FIG.
Draining valve
（2）Check the valve seat for some foreign matters being stuck which prevents the valve from seating tight.
（3）Check the thermostatic movement of the wax pellet as follows:（FIG.6-20）。
FIG.
Thermometer Thermostat Heater
① Immerse the thermostat in water, and heat water gradually.
② Check that valve starts to open at specification temp.
③ If the valve starts to open at a temperature substantially below or above, the thermostat unit should be replaced by a new one. Such a unit, if re-sued, will bring about overcooling or overheating tendency.
● Radiator
If there being serious rust or furring in inside of radiator, clean it with radiator scour. The furring and rust will produce sometime later through using the commended coolant. So clean the radiator periodic.
Check radiator core for bent or staving, straighten the bent fin. Clean the core for furring and dirty if necessary.
Serious rust or furring inside radiator will affect cooling effect. Distortional or bent radiator vane will baffle air to affect effect ion.
The interval time of radiator cleaning two years（Recommended ）
The interval time of radiator cleaning two years（Recommended）
10
6-19（see fig.7-20 of service manual for HFJ6351B）
6-20（see fig.7-21 of service manual for HFJ6351B）
第 11 页 共 16页
●Water Temperature Sensor.
Refer to “motor electric” in section 18.
●Water pump
CAUTION Do not disassemble the water pump.
If any repair is required on the pump, replace it as
Rotate the water pump by hand to check for smooth operation. If the pump does not rotate smoothly or makes an abnormal noise, replace it.（FIG.6-21）。
FIG.
● Electric Fan
TROUBLESHOOTING (TABLE 6-2)：
TABLE 6-2
11
6-21（see fig.7-22 of service manual for HFJ6351B）
第 12 页 共 16页
Phenomena of Trouble
Potential Cause Correction
1. Open of correlation circuitry
connect
2.Blown fuse replace
3. disconnect of replace 4.The trouble of water
Temperature Sensor.
Check、repair or replace Out of action
5. The trouble of fan generator
Check、repair or replace
1.always opening of fan relay Replace No stopping of
electric fan 2. The trouble of water Temperature Sensor.
Check and Replace
INSTALLATION
1） Install new water pump gasket on cylinder.
2） Install water pump on cylinder.
Tightening torque of water pump mount bolt and nut 9～12 N· m 0.9～1.2 kgf · m
3) Install timing belt inside cover.
4) Install crank shaft timing belt guide plate and timing pulley.
5) install camshaft timing pulley.
Tightening torque of camshaft timing pulley bolt 50～60 N·m 5.0～6.0 kgf ·m
6) Remove cylinder head cover and loosen valve adjusting screw of intake and exhaust rock arm 7） Install belt tensioner, tension spring, timing belt and outside cover.
CAUTION
Be care when installing belt tensioner and timing belt. Refer to correlative section.
Tighten bolts and nuts to specified torque.
8） Install crank shaft pulley, water pump pulley, water pump belt.
9） Adjust the clearance between intake valve and exhaust valve.（Refer to engine section） 10）Adjust water pump belt tension.
12
11） Connect cathode wire of battery.
6.4
Water Pump
第 13 页 共 16页
12）Refill cooling system.
(1) Install thermostat to intake manifold （FIG.6-22）。
FIG.
(2) Install gasket and thermostat cap to intake manifold.
(3) Refill cooling system.
● （FIG.6-23）。
FIG.
The installtion is the reverse of removal procedures and adjust the tension of water pump as regulation.
It is the reverse of removal procedures， pat attention to the followings 1）Install tighten bolt and nut rightly;
13
Thermostats
6-22（see fig.7-24 of service manual for HFJ6351B）
The engine with the cooling fan and water pump belt
6-23（see fig.7-25 of service manual for HFJ6351B）
Cooling fan： Front（side of radiators）： rear（side of enging）
Radiators
第 14 页 共 16页
2）Install wind fan and cooling fan.
3）Tighten bolt of wind fan and cooling fan.
4）Fix inlet and outlet hoses with clip.
5） Adjust tension of water bump belt.
6）Fill cooling system with a proper coolant.
●
It is the reverse of removal procedures.
SERVICE
(1) Check belt for crack, deformation, wear and cleanness，the belt is in proper tension when a thumb pressure(10kg) applied to the middle point between water pump pulley and crankshaft pulley deflects it 10~15mm. (FIG.6-24)。
FIG.
(2) If the tension being out of specification, displace the generator to slacken and adjust the belt.
(FIG.6-25)。
FIG.
(3) Tighten generator adjust bolt and pivot bolt.
(4) When replacing belt，refer to above removal and installation of belt.
CAUTION
All the adjust above should be carried with the engine stopped.
14
Electric fan
6.5
Water Pump Belt
6-24（see fig.7-28 of service manual for HFJ6351B）
6-25（see fig.7-29 of service manual for HFJ6351B）
第 15 页 共 16页
The freezing temperature of this coolants is -40℃,PH value is 7.0～8.5 and other standards conform to glycol coolants according with SH0521.If no coolants, don’t use tap water, river water, well water and so on. Permit using distilled water or disposed soft water. But if using in winter, the car must be heat preservation in the storeroom, or draining coolants after stopping in case to freeze the engine or radiator.
Alcohol or methanol base coolants or plain water alone should not be used in cooling system at any time, which can cause cooltants freezed,anti-freeze and anti-corrosion damage,as damage engine and cooling system.
COOLANT CAPACITY
engine、radiator、heater 3.4L(electric fan:4.4L)
Reservoir tank 0.6L
Total 4L(electric fan:5.0L)
To check level, remove seat and look at “see through” water reservoir tank. It is not necessary to remove radiator cap to check coolant level.
WARNING：
To help avoid danger of being burned, do not remove reservoir tank cap while coolant is “boiling”,and do not remove radiator cap while engine and radiator are still hot.scalding fluid and steam can be blown out under pressure
When engine is cool, check coolant level in reservoir tank. Abnormal coolant level should be between “FULL” and “LOW” marks on reservoir tank.
The cooling system should be serviced as follows： 1） Check the cooling system for leaks or damage.
2）Wash radiator cap and filler neck with clean water by removing the radiator cap when engine is cold.
3） Using a pressure tester, check the system and radiator cap for proper pressure holding capacity1.1Kg/cm2. if replacement of cap is required, use the proper cap specified for this vehicle.
4） Tighten hose clamps and inspect all hoses, replace hoses whenever cracked swollen or otherwise deteriorated.
5） Clean frontal area of radiator core.
15
Coolants
warning
●Coolant level
Cooling System Service
第 16 页 共 16页
1)Remove radiator cap when engine is cool . WARNING：
To help avoid danger of being burned, do not remove reservoir tank cap while coolant is “boiling”,and do not remove radiator cap while engine and radiator are still hot.scalding fluid and steam can be blown out under pressure if either cap is taken off too soon.
2)With radiator cap removed, run engine until upper radiator hose is hot(this shows that thermostat is open and coolant is flowing through system).
3)Stop engine and open radiator drain plug to drain coolant.
4)Close drain plug. Add water until system is filled and run engine until upper radiator hose is hot again.
5)Repeat 3）and 4）several times until drained liquid is nearly colorless.
6)Drain system and then close radiator drain plug tightly.
7)Disconnect hose from water reservoir tank. Remove tank and pour out and fluid.
Scrub and clean inside of tank with soap and water.Flush it well with clean water and drain.Reinstall tank and hose.
8)Add proper mixture coolant and water to radiator and tank.Fill radiator to the base of radiatorfiller neck and reservoir tank to “FULL” level mark. Reinstall reservoir tank cap.
9)Run engine, with radiator cap removed, until radiator upper hose is hot.
10)With engine idling, add coolant to radiator until level reaches the bottom of filler neck. Install radiator cap, making sure that its ear lines up with reservoir tank hose.
NOTICE
1. When replacing coolants, the vehicle must stop on level rode.
2. Coolants must conform to standards and regulation, don’t mix with different brands and filling coolants cann’t be over the limit“FULL”.
16
Cooling System Flush and Filling
第 1 页 共 1 页
1
7 TRANSMISSIONS AND GEAR SHIFT CONTROL 7.1 Transmission
● general descripton
This transmission is synchronization transmission, which have four forword gears and one reverse gear by synchronizer and tow shaft(input shaft and Counter shaft).
The gears of tow shaft(input shaft and Counter shaft) always have been toothing.
Low speed gear mounting counter shaft always has been toothing with driven gear of low gear or driven gear of second shaft. High speed synchronizer always has been toothing with driven gear of third gear or driven gear of high speed gear. Reverse gear is impactive gear, which has been toothing by low speed synchronizer bush of Counter shaft and reverse gear of input shaft.
The upper box and the lower box compose the transmission, which is section structure.
Other content refers to service manual for HFJ6351B.
8 ELECTRIC CONTROLS 1. Combination meter
There are two kind of combination meters on ZHONGYI vehicles with EMS engine. Inspect and service various combination meters (refer to fig.8-1a and fig.8-1b).
Fig.8-1a）Applied to HFJ6350C,HFJ6351C and HFJ1011series
Fig.8-1b）Applied to HFJ6371，HFJ6376 series
1. 1-Speedometer ；2-Fuel gauge；3-Leftturn-signal indication lamps；4- High-beam indication lamp； 5- Rightturn-signal indication lamps；6- Coolant temperature gauge；7-Brake fluid level warning lamp；8-Parking brake warning lamp；9- Charge warning lamp；10- Oil pressure warning lamp；11- Hazard warning indication lamps ； 12- Odometer ；13- Check engine indication lamp； 14- Supplemental restraint system(SRS) warning lamp
2. Heater wiring diagram
Heater wiring diagram is shown in fig.8-2. Turn the blower speed selection dial to operation position, and turn the water valve control dial to red range, and then air flows from heater are
warm. The warm air flows may be used to heat or defrost according to the need. Turn the blower speed dial to the right as you want to add air flows.
Fig.8-2
When outside air introduction is needed, turn the water valve control dial to the right, and
press the actuator switch, and then the damper of air intake box operates, and outside fresh air is introduced into the passenger compartment and exchange with air inside the passenger compartment.
3. Vehicle wiring diagram(shown in fig.8-3a, fig.8-3b, fig.8-3c, fig.8-3d)
Fig.8-3a） Fig.8-3b）
Please see 8-3a）
Applied to the vehicle with EMS (UAES M1.5.4) engine.
Please see 8-3b）
Applied to the vehicle with EMS (UAES M7.9.7) engine.
Please see 8-3c）
Applied to the vehicle with EMS (DELPHI MT20U) engine.
Please see 8-3d ）
Applied to the vehicle with EMS (DELPHI ITMS-6F) engine.
Fig.8-3c） Fig.8-3d ）
CONTENT 1 General
1.1 Performance data
2 Inspection data and maintenance period 2.1 Torque
2.2 Inspection data
2.3 Maintenance schedule 3 Trouble shooting
3.1 Engine 4 Engine 4.1 General
4.2 Principle and construction of EMS 4.3 Engine’s inspection
4.4 Engine removal
4.5 Disassembly of engines 4.6 Service on engine
4.7 Engine reassembly
4.8 Engine inspection and adjustment 4.9 Engine lubrication
4.10 Maintenance of PCV valve of crankshaft case 4.11 Reassembly of engine
5 Air cleaner, fuel pump and fuel filter 5.1 Electric fuel pump, fuel filter and lines 5.2 Emission control system
6 Engine cooling
6.1 General description 6.2 Removal
6.3 Components inspection 6.4 Installation
6.5 Service
7 Transmissions and gear shift control 7.1 Transmission
8 Electric controls